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1655 lines
53 KiB
1655 lines
53 KiB
/*
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u8x8_d_st7567.c
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Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
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Copyright (c) 2016, olikraus@gmail.com
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this list
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of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice, this
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list of conditions and the following disclaimer in the documentation and/or other
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materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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ST7567: 65x132 controller
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*/
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#include "u8x8.h"
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static const uint8_t u8x8_d_st7567_132x64_powersave0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0a4), /* all pixel off, issue 142 */
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U8X8_C(0x0af), /* display on */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7567_132x64_powersave1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0ae), /* display off */
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U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7567_132x64_flip0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0a1), /* segment remap a0/a1*/
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U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7567_132x64_flip1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0a0), /* segment remap a0/a1*/
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U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7567_n_flip0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0a0), /* segment remap a0/a1*/
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U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7567_n_flip1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0a1), /* segment remap a0/a1*/
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U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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/*=====================================================*/
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static const u8x8_display_info_t u8x8_st7567_132x64_display_info =
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{
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/* chip_enable_level = */ 0,
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/* chip_disable_level = */ 1,
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/* post_chip_enable_wait_ns = */ 150, /* */
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/* pre_chip_disable_wait_ns = */ 50, /* */
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/* reset_pulse_width_ms = */ 1,
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/* post_reset_wait_ms = */ 1,
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/* sda_setup_time_ns = */ 50, /* */
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/* sck_pulse_width_ns = */ 120, /* */
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/* sck_clock_hz = */ 4000000UL, /* */
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/* spi_mode = */ 0, /* active high, rising edge */
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/* i2c_bus_clock_100kHz = */ 4,
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/* data_setup_time_ns = */ 40, /* */
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/* write_pulse_width_ns = */ 80, /* */
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/* tile_width = */ 17, /* width of 17*8=136 pixel */
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/* tile_height = */ 8,
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/* default_x_offset = */ 0,
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/* flipmode_x_offset = */ 0,
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/* pixel_width = */ 132,
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/* pixel_height = */ 64
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};
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static const uint8_t u8x8_d_st7567_132x64_init_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0e2), /* soft reset */
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U8X8_C(0x0ae), /* display off */
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U8X8_C(0x040), /* set display start line to 0 */
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U8X8_C(0x0a1), /* ADC set to reverse */
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U8X8_C(0x0c0), /* common output mode */
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// Flipmode
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//U8X8_C(0x0a0), /* ADC set to reverse */
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//U8X8_C(0x0c8), /* common output mode */
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U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
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U8X8_C(0x0a3), /* LCD bias 1/7 */
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/* power on sequence from paxinstruments */
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U8X8_C(0x028|4), /* all power control circuits on */
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U8X8_DLY(50),
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U8X8_C(0x028|6), /* all power control circuits on */
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U8X8_DLY(50),
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U8X8_C(0x028|7), /* all power control circuits on */
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U8X8_DLY(50),
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U8X8_C(0x026), /* v0 voltage resistor ratio */
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U8X8_CA(0x081, 0x027), /* set contrast, contrast value*/
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U8X8_C(0x0ae), /* display off */
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U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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/* pax instruments 132x64 display */
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uint8_t u8x8_d_st7567_pi_132x64(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
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{
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uint8_t x, c;
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uint8_t *ptr;
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switch(msg)
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{
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case U8X8_MSG_DISPLAY_SETUP_MEMORY:
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u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_132x64_display_info);
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break;
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case U8X8_MSG_DISPLAY_INIT:
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u8x8_d_helper_display_init(u8x8);
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_init_seq);
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break;
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case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
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if ( arg_int == 0 )
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
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else
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
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break;
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case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
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if ( arg_int == 0 )
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{
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
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u8x8->x_offset = u8x8->display_info->default_x_offset;
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}
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else
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{
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
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u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
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}
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break;
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#ifdef U8X8_WITH_SET_CONTRAST
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case U8X8_MSG_DISPLAY_SET_CONTRAST:
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u8x8_cad_StartTransfer(u8x8);
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u8x8_cad_SendCmd(u8x8, 0x081 );
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u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
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u8x8_cad_EndTransfer(u8x8);
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break;
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#endif
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case U8X8_MSG_DISPLAY_DRAW_TILE:
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u8x8_cad_StartTransfer(u8x8);
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x = ((u8x8_tile_t *)arg_ptr)->x_pos;
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x *= 8;
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x += u8x8->x_offset;
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u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
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u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
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u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
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c = ((u8x8_tile_t *)arg_ptr)->cnt;
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c *= 8;
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ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
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/*
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The following if condition checks the hardware limits of the st7567
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controller: It is not allowed to write beyond the display limits.
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This is in fact an issue within flip mode.
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*/
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if ( c + x > 132u )
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{
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c = 132u;
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c -= x;
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}
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do
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{
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u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
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arg_int--;
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} while( arg_int > 0 );
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u8x8_cad_EndTransfer(u8x8);
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break;
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default:
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return 0;
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}
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return 1;
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}
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/*=====================================================*/
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static const u8x8_display_info_t u8x8_st7567_jlx12864_display_info =
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{
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/* chip_enable_level = */ 0,
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/* chip_disable_level = */ 1,
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/* post_chip_enable_wait_ns = */ 150, /* */
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/* pre_chip_disable_wait_ns = */ 50, /* */
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/* reset_pulse_width_ms = */ 1,
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/* post_reset_wait_ms = */ 1,
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/* sda_setup_time_ns = */ 50, /* */
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/* sck_pulse_width_ns = */ 120, /* */
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/* sck_clock_hz = */ 4000000UL, /* */
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/* spi_mode = */ 0, /* active high, rising edge */
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/* i2c_bus_clock_100kHz = */ 4,
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/* data_setup_time_ns = */ 40, /* */
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/* write_pulse_width_ns = */ 80, /* */
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/* tile_width = */ 16, /* width of 16*8=128 pixel */
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/* tile_height = */ 8,
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/* default_x_offset = */ 4,
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/* flipmode_x_offset = */ 0,
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/* pixel_width = */ 128,
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/* pixel_height = */ 64
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};
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static const uint8_t u8x8_st7567_jlx12864_init_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0e2), /* soft reset */
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U8X8_C(0x0ae), /* display off */
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U8X8_C(0x040), /* set display start line to 0 */
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U8X8_C(0x0a1), /* ADC set to reverse */
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U8X8_C(0x0c0), /* common output mode */
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// Flipmode
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//U8X8_C(0x0a0), /* ADC set to reverse */
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//U8X8_C(0x0c8), /* common output mode */
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U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
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U8X8_C(0x0a3), /* LCD bias 1/7 */
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/* power on sequence from paxinstruments */
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U8X8_C(0x028|4), /* all power control circuits on */
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U8X8_DLY(50),
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U8X8_C(0x028|6), /* all power control circuits on */
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U8X8_DLY(50),
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U8X8_C(0x028|7), /* all power control circuits on */
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U8X8_DLY(50),
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U8X8_C(0x023), /* v0 voltage resistor ratio */
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U8X8_CA(0x081, 42>>2), /* set contrast, contrast value*/
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U8X8_C(0x0ae), /* display off */
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U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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/* JLX12864 display */
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uint8_t u8x8_d_st7567_jlx12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
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{
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uint8_t x, c;
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uint8_t *ptr;
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switch(msg)
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{
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case U8X8_MSG_DISPLAY_SETUP_MEMORY:
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u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_jlx12864_display_info);
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break;
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case U8X8_MSG_DISPLAY_INIT:
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u8x8_d_helper_display_init(u8x8);
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u8x8_cad_SendSequence(u8x8, u8x8_st7567_jlx12864_init_seq);
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break;
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case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
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if ( arg_int == 0 )
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
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else
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
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break;
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case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
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if ( arg_int == 0 )
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{
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
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u8x8->x_offset = u8x8->display_info->default_x_offset;
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}
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else
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{
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u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
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u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
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}
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break;
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#ifdef U8X8_WITH_SET_CONTRAST
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case U8X8_MSG_DISPLAY_SET_CONTRAST:
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u8x8_cad_StartTransfer(u8x8);
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u8x8_cad_SendCmd(u8x8, 0x081 );
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u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
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u8x8_cad_EndTransfer(u8x8);
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break;
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#endif
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case U8X8_MSG_DISPLAY_DRAW_TILE:
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u8x8_cad_StartTransfer(u8x8);
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x = ((u8x8_tile_t *)arg_ptr)->x_pos;
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x *= 8;
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x += u8x8->x_offset;
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u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
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u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
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u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
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c = ((u8x8_tile_t *)arg_ptr)->cnt;
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c *= 8;
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ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
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/*
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|
The following if condition checks the hardware limits of the st7567
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controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
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*/
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if ( c + x > 132u )
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{
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c = 132u;
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c -= x;
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}
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do
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{
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u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
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arg_int--;
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} while( arg_int > 0 );
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u8x8_cad_EndTransfer(u8x8);
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break;
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default:
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return 0;
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}
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return 1;
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}
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/*=====================================================*/
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/* Sinda Display (sindadisplay.com), SDGG 2232-07 */
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/* Issue 1759, 122x32 display, https://github.com/olikraus/u8g2/files/7894362/SDGG12232-07.pdf */
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/* copied from jlx12864 */
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static const uint8_t u8x8_d_st7567_122x32_flip0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x040+32), /* set display start line to 32 */
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U8X8_C(0x0a1), /* segment remap a0/a1*/
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U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const uint8_t u8x8_d_st7567_122x32_flip1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x040+0), /* set display start line to 0 */
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U8X8_C(0x0a0), /* segment remap a0/a1*/
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U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */
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U8X8_END_TRANSFER(), /* disable chip */
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U8X8_END() /* end of sequence */
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};
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static const u8x8_display_info_t u8x8_st7567_122x32_display_info =
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{
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/* chip_enable_level = */ 0,
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/* chip_disable_level = */ 1,
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|
|
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/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 16, /* width of 16*8=128 pixel */
|
|
/* tile_height = */ 4,
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/* default_x_offset = */ 4,
|
|
/* flipmode_x_offset = */ 0,
|
|
/* pixel_width = */ 122,
|
|
/* pixel_height = */ 32
|
|
};
|
|
|
|
static const uint8_t u8x8_st7567_122x32_init_seq[] = {
|
|
|
|
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
|
|
|
|
U8X8_C(0x0e2), /* soft reset */
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x040+32), /* set display start line to 32 */
|
|
|
|
U8X8_C(0x0a1), /* ADC set to reverse */
|
|
U8X8_C(0x0c0), /* common output mode */
|
|
// Flipmode
|
|
//U8X8_C(0x0a0), /* ADC set to reverse */
|
|
//U8X8_C(0x0c8), /* common output mode */
|
|
|
|
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
|
|
|
|
|
|
/* I think datasheet of the 122x32 display suggest to use 0x0a2 instead of 0xa3 here */
|
|
U8X8_C(0x0a2), /* LCD bias 1/6 @1/33 duty */
|
|
/* power on sequence from paxinstruments */
|
|
U8X8_C(0x028|4), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|6), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|7), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
|
|
U8X8_C(0x023), /* v0 voltage resistor ratio */
|
|
U8X8_CA(0x081, 42>>2), /* set contrast, contrast value*/
|
|
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
|
|
|
|
U8X8_END_TRANSFER(), /* disable chip */
|
|
U8X8_END() /* end of sequence */
|
|
};
|
|
|
|
/* 122x32 display, issue 1759 */
|
|
uint8_t u8x8_d_st7567_122x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_122x32_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_INIT:
|
|
u8x8_d_helper_display_init(u8x8);
|
|
u8x8_cad_SendSequence(u8x8, u8x8_st7567_122x32_init_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
|
|
if ( arg_int == 0 )
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
|
|
else
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_122x32_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_122x32_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
#ifdef U8X8_WITH_SET_CONTRAST
|
|
case U8X8_MSG_DISPLAY_SET_CONTRAST:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
u8x8_cad_SendCmd(u8x8, 0x081 );
|
|
u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
#endif
|
|
case U8X8_MSG_DISPLAY_DRAW_TILE:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
x += u8x8->x_offset;
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if ( c + x > 132u )
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while( arg_int > 0 );
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*=====================================================*/
|
|
|
|
|
|
|
|
static const u8x8_display_info_t u8x8_st7567_enh_dg128064_display_info =
|
|
{
|
|
/* chip_enable_level = */ 0,
|
|
/* chip_disable_level = */ 1,
|
|
|
|
/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 16, /* width of 16*8=128 pixel */
|
|
/* tile_height = */ 8,
|
|
/* default_x_offset = */ 0,
|
|
/* flipmode_x_offset = */ 4,
|
|
/* pixel_width = */ 128,
|
|
/* pixel_height = */ 64
|
|
};
|
|
|
|
static const u8x8_display_info_t u8x8_st7567_enh_dg128064i_display_info =
|
|
{
|
|
/* chip_enable_level = */ 0,
|
|
/* chip_disable_level = */ 1,
|
|
|
|
/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 16, /* width of 16*8=128 pixel */
|
|
/* tile_height = */ 8,
|
|
/* default_x_offset = */ 4,
|
|
/* flipmode_x_offset = */ 0,
|
|
/* pixel_width = */ 128,
|
|
/* pixel_height = */ 64
|
|
};
|
|
|
|
static const uint8_t u8x8_st7567_enh_dg128064_init_seq[] = {
|
|
|
|
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
|
|
|
|
U8X8_C(0x0e2), /* soft reset */
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x040), /* set display start line to 0 */
|
|
|
|
U8X8_C(0x0a1), /* ADC set to reverse */
|
|
U8X8_C(0x0c0), /* common output mode */
|
|
// Flipmode
|
|
//U8X8_C(0x0a0), /* ADC set to reverse */
|
|
//U8X8_C(0x0c8), /* common output mode */
|
|
|
|
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
|
|
U8X8_C(0x0a2), /* LCD bias 1/9 */
|
|
/* power on sequence from paxinstruments */
|
|
U8X8_C(0x028|4), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|6), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|7), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
|
|
U8X8_C(0x023), /* v0 voltage resistor ratio */
|
|
U8X8_CA(0x081, 200>>2), /* set contrast, contrast value*/
|
|
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
|
|
|
|
U8X8_END_TRANSFER(), /* disable chip */
|
|
U8X8_END() /* end of sequence */
|
|
};
|
|
|
|
/* ENH-DG128064 transparent display */
|
|
static uint8_t u8x8_d_st7567_enh_dg128064_generic(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_enh_dg128064_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_INIT:
|
|
u8x8_d_helper_display_init(u8x8);
|
|
u8x8_cad_SendSequence(u8x8, u8x8_st7567_enh_dg128064_init_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
|
|
if ( arg_int == 0 )
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
|
|
else
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
|
|
break;
|
|
#ifdef U8X8_WITH_SET_CONTRAST
|
|
case U8X8_MSG_DISPLAY_SET_CONTRAST:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
u8x8_cad_SendCmd(u8x8, 0x081 );
|
|
u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
#endif
|
|
case U8X8_MSG_DISPLAY_DRAW_TILE:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
x += u8x8->x_offset;
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if ( c + x > 132u )
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while( arg_int > 0 );
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
uint8_t u8x8_d_st7567_enh_dg128064(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_enh_dg128064_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_n_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_n_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
default:
|
|
return u8x8_d_st7567_enh_dg128064_generic(u8x8, msg, arg_int, arg_ptr);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
uint8_t u8x8_d_st7567_enh_dg128064i(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_enh_dg128064i_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
default:
|
|
return u8x8_d_st7567_enh_dg128064_generic(u8x8, msg, arg_int, arg_ptr);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*=====================================================*/
|
|
/* issue 657 */
|
|
|
|
static const u8x8_display_info_t u8x8_st7567_64x32_display_info =
|
|
{
|
|
/* chip_enable_level = */ 0,
|
|
/* chip_disable_level = */ 1,
|
|
|
|
/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 8,
|
|
/* tile_height = */ 4,
|
|
/* default_x_offset = */ 32,
|
|
/* flipmode_x_offset = */ 32,
|
|
/* pixel_width = */ 64,
|
|
/* pixel_height = */ 32
|
|
};
|
|
|
|
static const uint8_t u8x8_st7567_64x32_init_seq[] = {
|
|
|
|
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
|
|
|
|
U8X8_C(0x0e2), /* soft reset */
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x040), /* set display start line to 0 */
|
|
|
|
U8X8_C(0x0a1), /* ADC */
|
|
U8X8_C(0x0c0), /* common output mode */
|
|
// Flipmode
|
|
//U8X8_C(0x0a0), /* ADC */
|
|
//U8X8_C(0x0c8), /* common output mode */
|
|
|
|
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
|
|
U8X8_C(0x0a2), /* LCD bias 1/9 */
|
|
U8X8_C(0x028|4), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|6), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|7), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
|
|
U8X8_C(0x024), /* v0 voltage resistor ratio, taken from issue 657 */
|
|
U8X8_CA(0x081, 0x020), /* set contrast, contrast value*/
|
|
/* 18 Apr 2020: the value 0x080 does not make sense, only 6 bit are supported
|
|
for contrast, changed to 0x040 */
|
|
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
|
|
|
|
U8X8_END_TRANSFER(), /* disable chip */
|
|
U8X8_END() /* end of sequence */
|
|
};
|
|
|
|
|
|
uint8_t u8x8_d_st7567_64x32(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_64x32_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_INIT:
|
|
u8x8_d_helper_display_init(u8x8);
|
|
u8x8_cad_SendSequence(u8x8, u8x8_st7567_64x32_init_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
|
|
if ( arg_int == 0 )
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
|
|
else
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
#ifdef U8X8_WITH_SET_CONTRAST
|
|
case U8X8_MSG_DISPLAY_SET_CONTRAST:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
u8x8_cad_SendCmd(u8x8, 0x081 );
|
|
u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
#endif
|
|
case U8X8_MSG_DISPLAY_DRAW_TILE:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
x += u8x8->x_offset;
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if ( c + x > 132u )
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while( arg_int > 0 );
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/*=====================================================*/
|
|
/* issue 1159, Lummax HEM6432-03 */
|
|
|
|
|
|
static const u8x8_display_info_t u8x8_st7567_hem6432_display_info =
|
|
{
|
|
/* chip_enable_level = */ 0,
|
|
/* chip_disable_level = */ 1,
|
|
|
|
/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 8,
|
|
/* tile_height = */ 4,
|
|
/* default_x_offset = */ 36, /* issue 1159 */
|
|
/* flipmode_x_offset = */ 32, /* issue 1159 */
|
|
/* pixel_width = */ 64,
|
|
/* pixel_height = */ 32
|
|
};
|
|
|
|
static const uint8_t u8x8_st7567_hem6432_init_seq[] = {
|
|
|
|
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
|
|
|
|
U8X8_C(0x0e2), /* soft reset */
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x040), /* set display start line to 0 */
|
|
|
|
U8X8_C(0x0a1), /* ADC */
|
|
U8X8_C(0x0c0), /* common output mode */
|
|
// Flipmode
|
|
//U8X8_C(0x0a0), /* ADC */
|
|
//U8X8_C(0x0c8), /* common output mode */
|
|
|
|
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
|
|
U8X8_C(0x0a2), /* LCD bias 1/9 */
|
|
U8X8_C(0x028|4), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|6), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|7), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
|
|
U8X8_C(0x024), /* v0 voltage resistor ratio, taken from issue 657 */
|
|
U8X8_CA(0x081, 225/4), /* set contrast, contrast value as suggested inissue 1159 */
|
|
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
|
|
|
|
U8X8_END_TRANSFER(), /* disable chip */
|
|
U8X8_END() /* end of sequence */
|
|
};
|
|
|
|
|
|
uint8_t u8x8_d_st7567_hem6432(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_hem6432_display_info);
|
|
u8x8->i2c_address = 0x07e; /* issue 1159, use different i2c address */
|
|
break;
|
|
case U8X8_MSG_DISPLAY_INIT:
|
|
u8x8_d_helper_display_init(u8x8);
|
|
u8x8_cad_SendSequence(u8x8, u8x8_st7567_hem6432_init_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
|
|
if ( arg_int == 0 )
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
|
|
else
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
#ifdef U8X8_WITH_SET_CONTRAST
|
|
case U8X8_MSG_DISPLAY_SET_CONTRAST:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
u8x8_cad_SendCmd(u8x8, 0x081 );
|
|
u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
#endif
|
|
case U8X8_MSG_DISPLAY_DRAW_TILE:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
x += u8x8->x_offset;
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if ( c + x > 132u )
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while( arg_int > 0 );
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*=====================================================*/
|
|
/*
|
|
https://github.com/olikraus/u8g2/issues/1088
|
|
https://www.dx.com/p/opensmart-33v-26-inch-128x64-serial-spi-monochrome-lcd-breakout-board-module-with-backlight-for-arduino-nano-pro-mini-2710499.html
|
|
*/
|
|
|
|
|
|
|
|
static const u8x8_display_info_t u8x8_st7567_os12864_display_info =
|
|
{
|
|
/* chip_enable_level = */ 0,
|
|
/* chip_disable_level = */ 1,
|
|
|
|
/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 16, /* width of 16*8=128 pixel */
|
|
/* tile_height = */ 8,
|
|
/* default_x_offset = */ 4,
|
|
/* flipmode_x_offset = */ 0,
|
|
/* pixel_width = */ 128,
|
|
/* pixel_height = */ 64
|
|
};
|
|
|
|
static const uint8_t u8x8_st7567_os12864_init_seq[] = {
|
|
|
|
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
|
|
|
|
U8X8_C(0x0e2), /* soft reset */
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x040), /* set display start line to 0 */
|
|
|
|
U8X8_C(0x0a1), /* ADC set to reverse */
|
|
U8X8_C(0x0c0), /* common output mode */
|
|
// Flipmode
|
|
//U8X8_C(0x0a0), /* ADC set to reverse */
|
|
//U8X8_C(0x0c8), /* common output mode */
|
|
|
|
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
|
|
U8X8_C(0x0a3), /* LCD bias 1/7 */
|
|
/* power on sequence from paxinstruments */
|
|
U8X8_C(0x028|4), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|6), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|7), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
|
|
U8X8_C(0x026), /* v0 voltage resistor ratio */
|
|
U8X8_CA(0x081, 50>>2), /* set contrast, contrast value*/
|
|
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
|
|
|
|
U8X8_END_TRANSFER(), /* disable chip */
|
|
U8X8_END() /* end of sequence */
|
|
};
|
|
|
|
/* open-smart 12864 display */
|
|
uint8_t u8x8_d_st7567_os12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_os12864_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_INIT:
|
|
u8x8_d_helper_display_init(u8x8);
|
|
u8x8_cad_SendSequence(u8x8, u8x8_st7567_os12864_init_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
|
|
if ( arg_int == 0 )
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
|
|
else
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
#ifdef U8X8_WITH_SET_CONTRAST
|
|
case U8X8_MSG_DISPLAY_SET_CONTRAST:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
u8x8_cad_SendCmd(u8x8, 0x081 );
|
|
u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
#endif
|
|
case U8X8_MSG_DISPLAY_DRAW_TILE:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
x += u8x8->x_offset;
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if ( c + x > 132u )
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while( arg_int > 0 );
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*=====================================================*/
|
|
/*
|
|
|
|
https://github.com/olikraus/u8g2/discussions/1868
|
|
https://github.com/olikraus/u8g2/issues/1869
|
|
https://www.buydisplay.com/cog-serial-spi-132x32-graphic-lcd-display-no-backlight-st7567a
|
|
|
|
ERC13232
|
|
|
|
copied from U8G2_ST7567_PI_132X64
|
|
|
|
*/
|
|
|
|
static const u8x8_display_info_t u8x8_st7567_132x32_display_info =
|
|
{
|
|
/* chip_enable_level = */ 0,
|
|
/* chip_disable_level = */ 1,
|
|
|
|
/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 17, /* width of 17*8=136 pixel */
|
|
/* tile_height = */ 4,
|
|
/* default_x_offset = */ 0,
|
|
/* flipmode_x_offset = */ 0,
|
|
/* pixel_width = */ 132,
|
|
/* pixel_height = */ 32
|
|
};
|
|
|
|
static const uint8_t u8x8_d_st7567_erc13232_init_seq[] = {
|
|
|
|
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
|
|
|
|
U8X8_C(0x0e2), /* soft reset */
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x040), /* set display start line to 0 */
|
|
|
|
U8X8_C(0x0a1), /* ADC set to reverse */
|
|
U8X8_C(0x0c0), /* common output mode */
|
|
// Flipmode
|
|
//U8X8_C(0x0a0), /* ADC set to reverse */
|
|
//U8X8_C(0x0c8), /* common output mode */
|
|
|
|
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
|
|
U8X8_C(0x0a3), /* LCD bias 1/7 */
|
|
/* power on sequence from paxinstruments */
|
|
U8X8_C(0x028|4), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|6), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|7), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
|
|
U8X8_C(0x026), /* v0 voltage resistor ratio */
|
|
U8X8_CA(0x081, 0x027), /* set contrast, contrast value*/
|
|
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
|
|
|
|
U8X8_END_TRANSFER(), /* disable chip */
|
|
U8X8_END() /* end of sequence */
|
|
};
|
|
|
|
/* ERC13232 */
|
|
uint8_t u8x8_d_st7567_erc13232(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_132x32_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_INIT:
|
|
u8x8_d_helper_display_init(u8x8);
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_erc13232_init_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
|
|
if ( arg_int == 0 )
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
|
|
else
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
#ifdef U8X8_WITH_SET_CONTRAST
|
|
case U8X8_MSG_DISPLAY_SET_CONTRAST:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
u8x8_cad_SendCmd(u8x8, 0x081 );
|
|
u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
#endif
|
|
case U8X8_MSG_DISPLAY_DRAW_TILE:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
x += u8x8->x_offset;
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if ( c + x > 132u )
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while( arg_int > 0 );
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*=====================================================*/
|
|
|
|
/* LW12864 display, 128x32 (actually 142x36, but with border of weird behavior) */
|
|
/* copied from jlx12864 */
|
|
|
|
static const u8x8_display_info_t u8x8_st7567_lw12832_display_info =
|
|
{
|
|
/* chip_enable_level = */ 0,
|
|
/* chip_disable_level = */ 1,
|
|
|
|
/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 17, /* rounded up to 17 tiles */
|
|
/* tile_height = */ 9, /* also rounded */
|
|
/* default_x_offset = */ 4,
|
|
/* flipmode_x_offset = */ 0,
|
|
/* pixel_width = */ 128,
|
|
/* pixel_height = */ 32
|
|
};
|
|
|
|
static const uint8_t u8x8_st7567_lw12832_init_seq[] = {
|
|
|
|
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
|
|
|
|
U8X8_C(0x0e2), /* soft reset */
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x040), /* set display start line to 0 */
|
|
|
|
U8X8_C(0x0a1), /* ADC set to reverse */
|
|
U8X8_C(0x0c0), /* common output mode */
|
|
// Flipmode
|
|
//U8X8_C(0x0a0), /* ADC set to reverse */
|
|
//U8X8_C(0x0c8), /* common output mode */
|
|
|
|
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
|
|
U8X8_C(0x0a3), /* LCD bias 1/7 */
|
|
/* power on sequence from paxinstruments */
|
|
U8X8_C(0x028|4), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|6), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|7), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
|
|
U8X8_C(0x023), /* v0 voltage resistor ratio */
|
|
U8X8_CA(0x081, 42>>2), /* set contrast, contrast value*/
|
|
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
|
|
|
|
U8X8_END_TRANSFER(), /* disable chip */
|
|
U8X8_END() /* end of sequence */
|
|
};
|
|
|
|
static void st7567_lw12832_clear_ddram(u8x8_t *u8x8)
|
|
{
|
|
// A combination of
|
|
// - void u8x8_ClearDisplayWithTile(u8x8_t *u8x8, const uint8_t *buf)
|
|
// and
|
|
// - uint8_t u8x8_d_st7567_jlx12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
|
|
uint8_t buf[8] = {0, 0, 0, 0, 0, 0, 0, 0};
|
|
uint8_t h = u8x8->display_info->tile_height;
|
|
|
|
u8x8_tile_t tile;
|
|
tile.x_pos = 0;
|
|
tile.y_pos = 0;
|
|
tile.cnt = 1;
|
|
tile.tile_ptr = buf;
|
|
|
|
do
|
|
{
|
|
// Args
|
|
uint8_t arg_int = u8x8->display_info->tile_width;
|
|
void *arg_ptr = (void *)&tile;
|
|
|
|
// ---------------- START OF u8x8_d_st7567_jlx12864 case U8X8_MSG_DISPLAY_DRAW_TILE ----------------
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
/* x += u8x8->x_offset; */ // Note that this is removed intentionally
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x >> 4)); // Set Column Address (MSB)
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x & 15))); // Set Column Address (LSB)
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos)); // Set Page Address
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if (c + x > 132u)
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while (arg_int > 0);
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
// ---------------- END OF u8x8_d_st7567_jlx12864 case U8X8_MSG_DISPLAY_DRAW_TILE ----------------
|
|
|
|
tile.y_pos++;
|
|
} while (tile.y_pos < h);
|
|
}
|
|
|
|
/* LW12832 display */
|
|
uint8_t u8x8_d_st7567_lw12832(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_lw12832_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_INIT:
|
|
u8x8_d_helper_display_init(u8x8);
|
|
u8x8_cad_SendSequence(u8x8, u8x8_st7567_lw12832_init_seq);
|
|
st7567_lw12832_clear_ddram(u8x8);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
|
|
if ( arg_int == 0 )
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
|
|
else
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
#ifdef U8X8_WITH_SET_CONTRAST
|
|
case U8X8_MSG_DISPLAY_SET_CONTRAST:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
u8x8_cad_SendCmd(u8x8, 0x081 );
|
|
u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
#endif
|
|
case U8X8_MSG_DISPLAY_DRAW_TILE:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
x += u8x8->x_offset;
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if ( c + x > 132u )
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while( arg_int > 0 );
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
|
|
/*=====================================================*/
|
|
/*
|
|
96x65
|
|
https://github.com/olikraus/u8g2/issues/2332
|
|
*/
|
|
|
|
static const u8x8_display_info_t u8x8_st7567_96x65_display_info =
|
|
{
|
|
/* chip_enable_level = */ 0,
|
|
/* chip_disable_level = */ 1,
|
|
|
|
/* post_chip_enable_wait_ns = */ 150, /* */
|
|
/* pre_chip_disable_wait_ns = */ 50, /* */
|
|
/* reset_pulse_width_ms = */ 1,
|
|
/* post_reset_wait_ms = */ 1,
|
|
/* sda_setup_time_ns = */ 50, /* */
|
|
/* sck_pulse_width_ns = */ 120, /* */
|
|
/* sck_clock_hz = */ 4000000UL, /* */
|
|
/* spi_mode = */ 0, /* active high, rising edge */
|
|
/* i2c_bus_clock_100kHz = */ 4,
|
|
/* data_setup_time_ns = */ 40, /* */
|
|
/* write_pulse_width_ns = */ 80, /* */
|
|
/* tile_width = */ 12, /* width of 12*8=96 pixel */
|
|
/* tile_height = */ 9,
|
|
/* default_x_offset = */ 0,
|
|
/* flipmode_x_offset = */ 0,
|
|
/* pixel_width = */ 96,
|
|
/* pixel_height = */ 65
|
|
};
|
|
|
|
static const uint8_t u8x8_st7567_96x65_init_seq[] = {
|
|
|
|
U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
|
|
|
|
U8X8_C(0x0e2), /* soft reset */
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x040), /* set display start line to 0 */
|
|
|
|
U8X8_C(0x0a1), /* ADC set to reverse */
|
|
U8X8_C(0x0c0), /* common output mode */
|
|
// Flipmode
|
|
//U8X8_C(0x0a0), /* ADC set to reverse */
|
|
//U8X8_C(0x0c8), /* common output mode */
|
|
|
|
U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
|
|
U8X8_C(0x0a3), /* LCD bias 1/7 */
|
|
/* power on sequence from paxinstruments */
|
|
U8X8_C(0x028|4), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|6), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
U8X8_C(0x028|7), /* all power control circuits on */
|
|
U8X8_DLY(50),
|
|
|
|
U8X8_C(0x023), /* v0 voltage resistor ratio */
|
|
U8X8_CA(0x081, 42>>2), /* set contrast, contrast value*/
|
|
|
|
U8X8_C(0x0ae), /* display off */
|
|
U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
|
|
|
|
U8X8_END_TRANSFER(), /* disable chip */
|
|
U8X8_END() /* end of sequence */
|
|
};
|
|
|
|
uint8_t u8x8_d_st7567_96x65(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
|
|
{
|
|
uint8_t x, c;
|
|
uint8_t *ptr;
|
|
switch(msg)
|
|
{
|
|
case U8X8_MSG_DISPLAY_SETUP_MEMORY:
|
|
u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7567_96x65_display_info);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_INIT:
|
|
u8x8_d_helper_display_init(u8x8);
|
|
u8x8_cad_SendSequence(u8x8, u8x8_st7567_96x65_init_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
|
|
if ( arg_int == 0 )
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave0_seq);
|
|
else
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_powersave1_seq);
|
|
break;
|
|
case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
|
|
if ( arg_int == 0 )
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip0_seq);
|
|
u8x8->x_offset = u8x8->display_info->default_x_offset;
|
|
}
|
|
else
|
|
{
|
|
u8x8_cad_SendSequence(u8x8, u8x8_d_st7567_132x64_flip1_seq);
|
|
u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
|
|
}
|
|
break;
|
|
#ifdef U8X8_WITH_SET_CONTRAST
|
|
case U8X8_MSG_DISPLAY_SET_CONTRAST:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
u8x8_cad_SendCmd(u8x8, 0x081 );
|
|
u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7567 has range from 0 to 63 */
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
#endif
|
|
case U8X8_MSG_DISPLAY_DRAW_TILE:
|
|
u8x8_cad_StartTransfer(u8x8);
|
|
|
|
x = ((u8x8_tile_t *)arg_ptr)->x_pos;
|
|
x *= 8;
|
|
x += u8x8->x_offset;
|
|
u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
|
|
u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
|
|
u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
|
|
|
|
c = ((u8x8_tile_t *)arg_ptr)->cnt;
|
|
c *= 8;
|
|
ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
|
|
/*
|
|
The following if condition checks the hardware limits of the st7567
|
|
controller: It is not allowed to write beyond the display limits.
|
|
This is in fact an issue within flip mode.
|
|
*/
|
|
if ( c + x > 132u )
|
|
{
|
|
c = 132u;
|
|
c -= x;
|
|
}
|
|
do
|
|
{
|
|
u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
|
|
arg_int--;
|
|
} while( arg_int > 0 );
|
|
|
|
u8x8_cad_EndTransfer(u8x8);
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
|