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208 lines
6.8 KiB
208 lines
6.8 KiB
/*
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u8x8_d_uc1609.c
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Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
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Copyright (c) 2021, 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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https://github.com/olikraus/u8g2/issues/1565
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cad001
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*/
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#include "u8x8.h"
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static const uint8_t u8x8_d_uc1609_19264_init_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_CA(0x0f1, 63), /* set COM end (display height-1) */
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U8X8_C(0x0c0), /* SEG & COM normal */
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U8X8_C(0x040), /* set scroll line to zero */
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U8X8_C(0x02e), /* chare pump */
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U8X8_C(0x0eb), /* set bias 1/2 */
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U8X8_CA(0x081, 0x08f), /* set contrast */
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/*
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AC0: 0: stop at boundary, 1: increment by one
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AC1: 0: first column then page, 1: first page, then column increment
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AC2: 0: increment page adr, 1: decrement page adr.
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*/
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U8X8_C(0x088), /* set auto increment, low bits are AC2 AC1 AC0 */
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U8X8_C(0x0a1), /* frame rate 95Hz */
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/*
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LC0: 0
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MX: Mirror X
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MY: Mirror Y
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*/
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U8X8_C(0x0c4), /* low bits are MY, MX, LC0 */
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U8X8_C(0x0a6), /* set normal pixel mode (not inverse) */
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U8X8_C(0x0a4), /* set normal pixel mode (not all 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_uc1609_19264_powersave0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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U8X8_C(0x0af), /* display on, UC1609 */
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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_uc1609_19264_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, UC1609 */
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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_uc1609_19264_flip0_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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/*
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LC0: 0
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MX: Mirror X
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MY: Mirror Y
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*/
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U8X8_C(0x0c4), /* low bits are MY, MX, LC0 */
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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_uc1609_19264_flip1_seq[] = {
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U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
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/*
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LC0: 0
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MX: Mirror X
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MY: Mirror Y
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*/
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U8X8_C(0x0c2), /* low bits are MY, MX, LC0 */
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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_uc1609_19264_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 = */ 15,
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/* pre_chip_disable_wait_ns = */ 15,
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/* reset_pulse_width_ms = */ 1,
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/* post_reset_wait_ms = */ 6,
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/* sda_setup_time_ns = */ 30,
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/* sck_pulse_width_ns = */ 63, /* half of cycle time (125ns cycle time according to datasheet) --> 8MHz clock */
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/* sck_clock_hz = */ 8000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
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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 = */ 30,
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/* write_pulse_width_ns = */ 40,
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/* tile_width = */ 24,
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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 = */ 192,
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/* pixel_height = */ 64
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};
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uint8_t u8x8_d_uc1609_slg19264(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, page;
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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_uc1609_19264_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_uc1609_19264_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_uc1609_19264_powersave0_seq);
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else
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u8x8_cad_SendSequence(u8x8, u8x8_d_uc1609_19264_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_uc1609_19264_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_uc1609_19264_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 ); /* uc1610 has range from 0 to 255 */
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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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page = (((u8x8_tile_t *)arg_ptr)->y_pos);
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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 | page);
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do
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{
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c = ((u8x8_tile_t *)arg_ptr)->cnt;
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ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
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u8x8_cad_SendData(u8x8, c*8, ptr);
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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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