From ecf5a1965a6b0ec0a657ac282fcd3438eafe723c Mon Sep 17 00:00:00 2001
From: lensfrex <lensferno@outlook.com>
Date: Sun, 29 Dec 2024 12:36:01 +0800
Subject: [PATCH] init

---
 .gitignore        |   3 +
 .mpyproject.json  |   5 ++
 font.py           | 118 ++++++++++++++++++++++++++++++++
 keyboard.py       |  59 ++++++++++++++++
 main.py           | 169 ++++++++++++++++++++++++++++++++++++++++++++++
 sensor_dh11.py    |  36 ++++++++++
 sensor_ds18x20.py |  40 +++++++++++
 ssd1306.py        | 159 +++++++++++++++++++++++++++++++++++++++++++
 8 files changed, 589 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 .mpyproject.json
 create mode 100644 font.py
 create mode 100644 keyboard.py
 create mode 100644 main.py
 create mode 100644 sensor_dh11.py
 create mode 100644 sensor_ds18x20.py
 create mode 100644 ssd1306.py

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea770e9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+.idea/
+bin
+logs
\ No newline at end of file
diff --git a/.mpyproject.json b/.mpyproject.json
new file mode 100644
index 0000000..278022d
--- /dev/null
+++ b/.mpyproject.json
@@ -0,0 +1,5 @@
+//This is an automatically generated configuration file.
+//Please do not modify or delete it!!!
+{
+    "projectName":"reudsh3"
+}
\ No newline at end of file
diff --git a/font.py b/font.py
new file mode 100644
index 0000000..ac1d7d8
--- /dev/null
+++ b/font.py
@@ -0,0 +1,118 @@
+
+import framebuf
+
+font16 = {
+'温': framebuf.FrameBuffer1(bytearray([0x00,0x31,0x63,0x06,0x04,0x00,0x7E,0x2A,0x2A,0x2A,0x2A,0x2A,0x2A,0x7E,0x00,0x00,0x00,0x70,0x0F,0x20,0x20,0x3F,0x21,0x21,0x3F,0x21,0x21,0x3F,0x21,0x21,0x3F,0x20,] ), 16,16),
+'度': framebuf.FrameBuffer1(bytearray([0x00,0x00,0xFC,0x24,0x24,0x24,0xF4,0xA4,0xA5,0xA6,0xA4,0xA4,0xF4,0x24,0x24,0x24,0x20,0x18,0x07,0x20,0x22,0x26,0x1A,0x1A,0x1A,0x1A,0x1A,0x16,0x26,0x22,0x20,0x20,] ), 16,16),
+'最': framebuf.FrameBuffer1(bytearray([0x80,0x80,0x80,0xBE,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xAA,0xBE,0x80,0x80,0x20,0x20,0x3F,0x2A,0x2A,0x2A,0x2A,0x7F,0x62,0x46,0x2A,0x32,0x32,0x2A,0x46,0x40,] ), 16,16),
+'大': framebuf.FrameBuffer1(bytearray([0x10,0x10,0x10,0x10,0x10,0x10,0x90,0xFF,0x90,0x10,0x10,0x10,0x10,0x10,0x10,0x00,0x40,0x60,0x20,0x10,0x08,0x04,0x03,0x00,0x03,0x04,0x18,0x30,0x20,0x40,0x40,0x00,] ), 16,16),
+'小': framebuf.FrameBuffer1(bytearray([0x00,0x00,0xC0,0x30,0x18,0x00,0x00,0x00,0xFF,0x00,0x00,0x08,0x30,0xC0,0x80,0x00,0x04,0x03,0x00,0x00,0x20,0x20,0x20,0x20,0x1F,0x00,0x00,0x00,0x00,0x00,0x03,0x06,] ), 16,16),
+'值': framebuf.FrameBuffer1(bytearray([0x80,0x60,0xFC,0x03,0x04,0x04,0xE4,0xA4,0xA4,0xBF,0xA4,0xA4,0xA4,0xE4,0x04,0x00,0x01,0x00,0x7F,0x00,0x20,0x20,0x3F,0x2A,0x2A,0x2A,0x2A,0x2A,0x2A,0x3F,0x20,0x00,] ), 16,16),
+'当': framebuf.FrameBuffer1(bytearray([0x00,0x40,0x42,0x44,0x48,0x50,0x40,0x7F,0x40,0x40,0x50,0x48,0x44,0xC2,0x00,0x00,0x00,0x20,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x7F,0x00,0x00,] ), 16,16),
+'前': framebuf.FrameBuffer1(bytearray([0x04,0xF4,0x94,0x94,0x95,0x96,0x94,0xF4,0x04,0x06,0xF6,0x05,0x04,0xF4,0x04,0x00,0x00,0x3F,0x04,0x04,0x24,0x24,0x24,0x3F,0x00,0x00,0x27,0x20,0x20,0x3F,0x00,0x00,] ), 16,16),
+'警': framebuf.FrameBuffer1(bytearray([0x12,0x0A,0x7E,0x2B,0x2A,0x7A,0x4B,0x7A,0x82,0x5A,0x4E,0x37,0x34,0x5C,0x44,0x00,0x00,0x01,0x01,0x75,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x55,0x75,0x01,0x01,0x00,] ), 16,16),
+'告': framebuf.FrameBuffer1(bytearray([0x40,0x58,0x4E,0x47,0x44,0x44,0x44,0x44,0x7F,0x44,0x44,0x44,0x44,0x44,0x40,0x00,0x00,0x00,0x7E,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x7E,0x00,0x00,0x00,] ), 16,16),
+'▶': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0xFC,0xF8,0xF0,0xF0,0xE0,0xC0,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7F,0x3F,0x1F,0x1F,0x0F,0x07,0x07,0x03,0x01,0x01,0x00,0x00,0x00,] ), 16,16),
+'◀': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xC0,0xE0,0xF0,0xF0,0xF8,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0x03,0x07,0x07,0x0F,0x1F,0x1F,0x3F,0x7F,0x00,0x00,0x00,] ), 16,16),
+'▲': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xC0,0xF0,0xFC,0xF0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x1C,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1C,0x10,0x00,0x00,0x00,] ), 16,16),
+'▼': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x04,0x1C,0x7C,0xFC,0xFC,0xFC,0xFC,0xFC,0x7C,0x1C,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x07,0x1F,0x07,0x01,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'℃': framebuf.FrameBuffer1(bytearray([0x00,0x0C,0x12,0x12,0x0C,0x00,0xE0,0xF8,0x1C,0x04,0x02,0x02,0x02,0x02,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x07,0x0C,0x18,0x10,0x10,0x10,0x10,0x08,0x00,] ), 16,16),
+'○': framebuf.FrameBuffer1(bytearray([0x00,0xE0,0xF8,0x1C,0x04,0x06,0x02,0x02,0x02,0x02,0x02,0x06,0x0C,0x1C,0xF8,0xE0,0x00,0x07,0x1F,0x38,0x30,0x60,0x40,0x40,0x40,0x40,0x40,0x60,0x30,0x18,0x0F,0x07,] ), 16,16),
+'●': framebuf.FrameBuffer1(bytearray([0x00,0xE0,0xF0,0xF8,0xFC,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFC,0xFC,0xF8,0xF0,0xE0,0x00,0x07,0x1F,0x3F,0x3F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x3F,0x3F,0x1F,0x07,] ), 16,16),
+'!': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'"': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x19,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'#': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x1E,0x00,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'$': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x10,0xF0,0x1E,0x10,0x10,0xF0,0x1E,0x10,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x0D,0x03,0x01,0x01,0x0D,0x03,0x01,0x01,0x00,0x00,0x00,0x00,] ), 16,16),
+'%': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x38,0x7C,0x42,0xFF,0xFF,0x82,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x10,0x10,0x7F,0x7F,0x1F,0x0F,0x00,0x00,0x00,0x00,] ), 16,16),
+'&': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x3C,0x42,0x42,0x42,0x3C,0x80,0x60,0x10,0x8C,0x82,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x0C,0x02,0x01,0x00,0x0F,0x10,0x10,0x10,0x0F,0x00,0x00,] ), 16,16),
+"'": framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x80,0xDC,0x7E,0x62,0x62,0xFE,0x9C,0x00,0x00,0xF0,0xF0,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x10,0x10,0x09,0x0F,0x0E,0x1B,0x10,0x10,0x00,] ), 16,16),
+'(': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0x18,0x04,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x30,0x40,0x80,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+')': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x04,0x18,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x40,0x30,0x0F,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'*': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x08,0x48,0x28,0x1E,0x28,0x48,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'+': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x80,0x80,0x80,0xF0,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+',': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'-': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'.': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'/': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0xFC,0x1E,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x78,0x3F,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'0': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xF0,0xFC,0x06,0x02,0x02,0x06,0xFC,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x18,0x0F,0x03,0x00,0x00,0x00,] ), 16,16),
+'1': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x04,0xFC,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'2': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x04,0x02,0x02,0x82,0xC6,0xFC,0x3C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1C,0x1E,0x13,0x11,0x10,0x10,0x10,0x00,0x00,0x00,0x00,] ), 16,16),
+'3': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x04,0x42,0x42,0x42,0x66,0xBE,0x9C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x10,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'4': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0x60,0x38,0x0C,0xFE,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x03,0x02,0x02,0x02,0x02,0x1F,0x1F,0x02,0x02,0x00,0x00,] ), 16,16),
+'5': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x7E,0x7E,0x42,0x42,0xC2,0x82,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'6': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xF0,0xF8,0x8C,0x46,0x42,0xC2,0xC2,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'7': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x02,0x02,0x02,0xC2,0xFA,0x3E,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1E,0x1F,0x01,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'8': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x9C,0xBC,0x62,0x42,0xE2,0xBE,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'9': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x38,0x7C,0xC6,0x82,0x82,0x46,0xFC,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x10,0x10,0x10,0x0C,0x0F,0x03,0x00,0x00,0x00,] ), 16,16),
+':': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+';': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'<': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x80,0x80,0xC0,0x40,0x40,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0x02,0x06,0x04,0x04,0x0C,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'=': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x00,0x00,0x00,0x00,] ), 16,16),
+'>': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x60,0x40,0x40,0xC0,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0C,0x04,0x04,0x06,0x02,0x03,0x01,0x00,0x00,0x00,0x00,] ), 16,16),
+'?': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x04,0x02,0x82,0xC2,0x66,0x3E,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x19,0x19,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'@': framebuf.FrameBuffer1(bytearray([0x00,0xE0,0x30,0x08,0x04,0xC6,0x22,0x12,0x12,0x12,0xF2,0x04,0x0C,0x18,0xE0,0x00,0x00,0x07,0x18,0x30,0x20,0x47,0x4C,0x48,0x48,0x44,0x4F,0x28,0x08,0x04,0x03,0x00,] ), 16,16),
+'A': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x80,0xE0,0x7C,0x0E,0x1E,0x7C,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x1E,0x07,0x01,0x01,0x01,0x01,0x01,0x07,0x1F,0x18,0x00,0x00,] ), 16,16),
+'B': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x42,0x42,0x62,0xBE,0x9C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'C': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0xE0,0xF8,0x0C,0x04,0x02,0x02,0x02,0x02,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x07,0x0C,0x18,0x10,0x10,0x10,0x10,0x08,0x00,0x00,0x00,0x00,] ), 16,16),
+'D': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xFE,0xFE,0x02,0x02,0x02,0x02,0x04,0x0C,0xF8,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x10,0x10,0x10,0x10,0x08,0x0C,0x07,0x01,0x00,0x00,] ), 16,16),
+'E': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x42,0x42,0x42,0x42,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x10,0x10,0x10,0x10,0x10,0x00,0x00,0x00,0x00,] ), 16,16),
+'F': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x42,0x42,0x42,0x42,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'G': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0xE0,0xF8,0x1C,0x04,0x02,0x02,0x82,0x82,0x82,0x84,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x07,0x0C,0x18,0x10,0x10,0x10,0x10,0x1F,0x0F,0x00,0x00,0x00,] ), 16,16),
+'H': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xFE,0xFE,0x40,0x40,0x40,0x40,0x40,0xFE,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,] ), 16,16),
+'I': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'J': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'K': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0xC0,0xB0,0x18,0x0C,0x06,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x03,0x06,0x0C,0x18,0x10,0x00,0x00,0x00,] ), 16,16),
+'L': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x10,0x10,0x10,0x10,0x00,0x00,0x00,0x00,] ), 16,16),
+'M': framebuf.FrameBuffer1(bytearray([0x00,0x00,0xFE,0x0E,0x3C,0xF0,0xC0,0x00,0x00,0x00,0xC0,0x70,0x0C,0xFE,0x00,0x00,0x00,0x00,0x1F,0x00,0x00,0x00,0x03,0x0E,0x18,0x0E,0x01,0x00,0x00,0x1F,0x00,0x00,] ), 16,16),
+'N': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0xFE,0xFE,0x0E,0x3C,0x70,0xC0,0x00,0x00,0xFE,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x01,0x07,0x1C,0x1F,0x1F,0x00,0x00,0x00,] ), 16,16),
+'O': framebuf.FrameBuffer1(bytearray([0x00,0x00,0xF0,0xF8,0x0C,0x06,0x02,0x02,0x02,0x02,0x06,0x0C,0xF8,0xF0,0x00,0x00,0x00,0x00,0x03,0x07,0x0C,0x18,0x10,0x10,0x10,0x10,0x18,0x0C,0x07,0x03,0x00,0x00,] ), 16,16),
+'P': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x82,0x82,0x82,0xC6,0x7C,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'Q': framebuf.FrameBuffer1(bytearray([0x00,0x00,0xF0,0xF8,0x0C,0x06,0x02,0x02,0x02,0x02,0x06,0x0C,0xF8,0xF0,0x00,0x00,0x00,0x00,0x03,0x07,0x0C,0x18,0x10,0x10,0x10,0x10,0x18,0x3C,0x67,0x43,0x00,0x00,] ), 16,16),
+'R': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x82,0x82,0xC6,0x7E,0x3C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x03,0x0E,0x1C,0x10,0x00,0x00,0x00,] ), 16,16),
+'S': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x38,0x7C,0x66,0xC2,0x82,0x82,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x10,0x10,0x10,0x10,0x19,0x0F,0x0F,0x00,0x00,0x00,] ), 16,16),
+'T': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x02,0x02,0x02,0xFE,0xFE,0x02,0x02,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'U': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0xFE,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'V': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x06,0x3E,0xF8,0xC0,0x00,0x00,0x80,0xE0,0x7C,0x1E,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x0F,0x1E,0x1C,0x0F,0x01,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'W': framebuf.FrameBuffer1(bytearray([0x06,0x7E,0xF8,0x00,0x00,0xC0,0xF8,0x1E,0x1E,0xF8,0xC0,0x00,0x00,0xF0,0x7E,0x06,0x00,0x00,0x07,0x1F,0x1E,0x07,0x00,0x00,0x00,0x00,0x07,0x1E,0x1E,0x07,0x00,0x00,] ), 16,16),
+'X': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x02,0x06,0x1C,0x30,0xE0,0xE0,0x38,0x1C,0x06,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x18,0x0E,0x03,0x01,0x01,0x07,0x0E,0x18,0x10,0x00,0x00,0x00,] ), 16,16),
+'Y': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x02,0x0E,0x3C,0xF0,0xC0,0xC0,0xF0,0x3C,0x0E,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'Z': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x02,0x02,0x02,0x82,0x62,0x32,0x0A,0x06,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x18,0x16,0x13,0x11,0x10,0x10,0x10,0x10,0x10,0x00,0x00,0x00,] ), 16,16),
+'[': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0x02,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x80,0x80,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'\\': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x02,0x1C,0x70,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x0E,0x38,0x40,0x00,0x00,0x00,0x00,] ), 16,16),
+']': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x02,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'^': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x80,0x60,0x30,0x0C,0x06,0x1C,0x70,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'_': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'`': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x02,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'a': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x20,0x10,0x10,0x90,0xF0,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0E,0x1F,0x11,0x11,0x08,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'b': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xFF,0xFF,0x20,0x10,0x10,0x10,0x30,0xE0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x08,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'c': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xC0,0xE0,0x30,0x10,0x10,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x10,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'d': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xC0,0xE0,0x30,0x10,0x10,0x20,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x08,0x1F,0x1F,0x00,0x00,0x00,0x00,] ), 16,16),
+'e': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xC0,0xE0,0x30,0x10,0x10,0x30,0xE0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x19,0x11,0x11,0x11,0x09,0x01,0x00,0x00,0x00,0x00,] ), 16,16),
+'f': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x10,0xFE,0xFF,0x11,0x11,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'g': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xC0,0xE0,0x30,0x10,0x10,0x20,0xF0,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x8F,0x18,0x10,0x10,0x88,0xFF,0x7F,0x00,0x00,0x00,0x00,] ), 16,16),
+'h': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xFF,0xFF,0x20,0x10,0x10,0x30,0xF0,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,] ), 16,16),
+'i': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xF3,0xF3,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'j': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xF3,0xF3,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xFF,0x7F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'k': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0x00,0x80,0x40,0x20,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x01,0x03,0x06,0x0C,0x18,0x10,0x00,0x00,0x00,] ), 16,16),
+'l': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'m': framebuf.FrameBuffer1(bytearray([0x00,0xF0,0xF0,0x20,0x10,0x10,0x30,0xF0,0xE0,0x20,0x10,0x10,0xF0,0xE0,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,] ), 16,16),
+'n': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xF0,0xF0,0x20,0x10,0x10,0x30,0xF0,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,] ), 16,16),
+'o': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xC0,0xE0,0x30,0x10,0x10,0x10,0x30,0xE0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'p': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xF0,0xF0,0x20,0x10,0x10,0x10,0x30,0xE0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0x08,0x10,0x10,0x10,0x18,0x0F,0x07,0x00,0x00,0x00,] ), 16,16),
+'q': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xC0,0xE0,0x30,0x10,0x10,0x20,0xF0,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x10,0x10,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,] ), 16,16),
+'r': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0xF0,0xF0,0x20,0x10,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'s': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0xF0,0x90,0x10,0x10,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x11,0x11,0x13,0x1F,0x0E,0x00,0x00,0x00,0x00,] ), 16,16),
+'t': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x10,0xFE,0xFE,0x10,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x1F,0x10,0x10,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'u': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0xF0,0xF0,0x00,0x00,0x00,0x00,0xF0,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x1F,0x18,0x10,0x10,0x08,0x1F,0x1F,0x00,0x00,0x00,0x00,] ), 16,16),
+'v': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x30,0xF0,0xC0,0x00,0x00,0xC0,0xF0,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x0F,0x1C,0x1C,0x0F,0x01,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'w': framebuf.FrameBuffer1(bytearray([0x00,0x30,0xF0,0xC0,0x00,0x00,0xC0,0xF0,0xE0,0x00,0x00,0x00,0xC0,0x30,0x00,0x00,0x00,0x00,0x01,0x0F,0x1C,0x1C,0x07,0x00,0x00,0x07,0x1C,0x1C,0x07,0x00,0x00,0x00,] ), 16,16),
+'x': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x10,0x30,0xE0,0x80,0x80,0xE0,0x30,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x18,0x0E,0x03,0x07,0x0E,0x18,0x10,0x00,0x00,0x00,0x00,] ), 16,16),
+'y': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x10,0xF0,0xC0,0x00,0x00,0xC0,0xF0,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x87,0xFC,0x1E,0x07,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'z': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x10,0x10,0x10,0x10,0x90,0xF0,0x30,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x18,0x1E,0x13,0x11,0x10,0x10,0x10,0x00,0x00,0x00,0x00,] ), 16,16),
+'{': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFC,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x7E,0x80,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'|': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'}': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x7E,0x01,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+'~': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+' ': framebuf.FrameBuffer1(bytearray([0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,] ), 16,16),
+}
+
diff --git a/keyboard.py b/keyboard.py
new file mode 100644
index 0000000..4dcaaca
--- /dev/null
+++ b/keyboard.py
@@ -0,0 +1,59 @@
+from machine import Pin
+
+# 定义按键
+NUM7, NUM8, NUM9, KEY_UP = range(4)
+NUM4, NUM5, NUM6, KEY_DOWN = range(4, 8)
+NUM1, NUM2, NUM3, KEY_OK = range(8, 12)
+NUM0, KEY_L, KEY_R, KEY_CANCEL = range(12, 16)
+NO_KEY = -1
+
+# 定义键盘行和列的GPIO引脚
+ROW_PINS = [
+  Pin(33, Pin.OUT),
+  Pin(34, Pin.OUT),
+  Pin(35, Pin.OUT),
+  Pin(36, Pin.OUT),
+]
+
+COLUMN_PINS = [
+  Pin(38, Pin.IN),
+  Pin(39, Pin.IN),
+  Pin(40, Pin.IN),
+  Pin(41, Pin.IN)
+]
+
+
+def init_keys():
+  # 初始化键盘行
+  for row in ROW_PINS:
+    row.value(0)
+
+  # 初始化键盘列
+  for col in COLUMN_PINS:
+    col.init(mode=Pin.IN)
+
+
+def read_key():
+  for r, row in enumerate(ROW_PINS):
+    row.value(1)
+    for c, col in enumerate(COLUMN_PINS):
+      if col.value() == 1:
+        row.value(0)
+        return (4 * r) + c
+    row.value(0)
+  return NO_KEY
+
+
+prev_key = NO_KEY
+curr_key = NO_KEY
+
+
+def read_key_on_released():
+  global prev_key, curr_key
+  curr_key = read_key()
+  if prev_key != NO_KEY and curr_key == NO_KEY:
+    p = prev_key
+    prev_key = NO_KEY
+    return p
+  prev_key = curr_key
+  return NO_KEY
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..12731df
--- /dev/null
+++ b/main.py
@@ -0,0 +1,169 @@
+import time
+from machine import Pin, SPI
+
+from time import sleep
+
+dht_pin = Pin(1, Pin.IN)
+ds18b20_pin = Pin(3, Pin.IN)
+
+# from sensor_dh11 import Sensor
+from sensor_ds18x20 import Sensor
+
+# sensor = Sensor(dht_pin)
+sensor = Sensor(ds18b20_pin)
+print('sensor ready')
+
+import ssd1306
+
+spi = SPI(2, sck=Pin(12), mosi=Pin(11), miso=Pin(13))
+lcd = ssd1306.init_spi(width=128, height=64, spi=spi, dc=Pin(5), res=Pin(8), cs=Pin(10))
+print('lcd ready')
+
+import font
+
+lcd.set_font(font.font16)
+print('font ready')
+
+curr_temp = 28.0
+max_temp = 30
+min_temp = 10
+
+import keyboard
+
+keyboard.init_keys()
+print('keyboard init ready')
+
+FRAME_TIME = const(41)
+
+FOCUS_ITEM_MIN_TEMP = 0
+FOCUS_ITEM_MAX_TEMP = 1
+
+editing = False
+focus_item = FOCUS_ITEM_MIN_TEMP
+
+editing_min_temp = min_temp
+editing_max_temp = max_temp
+
+
+def render_frame():
+  global curr_temp
+  lcd.font_text(f'当前{curr_temp:>4.1f}℃', 0, 0)
+  if editing:
+    if focus_item == FOCUS_ITEM_MIN_TEMP:
+      lcd.font_text(f'最小▶{editing_min_temp:>3}℃', 0, 16)
+      lcd.font_text(f'最大 {editing_max_temp:>3}℃', 0, 32)
+    else:
+      lcd.font_text(f'最小 {editing_min_temp:>3}℃', 0, 16)
+      lcd.font_text(f'最大▶{editing_max_temp:>3}℃', 0, 32)
+    if curr_temp >= editing_max_temp or curr_temp <= editing_min_temp:
+      lcd.font_text(f'警告●', 0, 48)
+    else:
+      lcd.font_text(f'警告○', 0, 48)
+  else:
+    lcd.font_text(f'最小 {min_temp:>3}℃', 0, 16)
+    lcd.font_text(f'最大 {max_temp:>3}℃', 0, 32)
+    if curr_temp >= editing_max_temp or curr_temp <= editing_min_temp:
+      lcd.font_text(f'警告●', 0, 48)
+    else:
+      lcd.font_text(f'警告○', 0, 48)
+  lcd.show()
+
+
+def edit_value(digit):
+  if not editing:
+    return
+
+  global focus_item
+
+  def edit_min_temp():
+    global editing_min_temp
+    val = editing_min_temp * 10 + digit
+    if val > 99:
+      val = digit
+    editing_min_temp = val
+
+  def edit_max_temp():
+    global editing_max_temp
+    val = editing_max_temp * 10 + digit
+    if val > 99:
+      val = digit
+    editing_max_temp = val
+
+  focus_item_cases = {
+    FOCUS_ITEM_MIN_TEMP: edit_min_temp,
+    FOCUS_ITEM_MAX_TEMP: edit_max_temp,
+  }
+
+  focus_item_cases.get(focus_item, lambda: None)()
+
+
+def cancel():
+  global editing, editing_min_temp, editing_max_temp, min_temp, max_temp
+  editing = False
+  editing_min_temp = min_temp
+  editing_max_temp = max_temp
+
+
+def switch_focus_item(direction):
+  if not editing:
+    return
+
+  global focus_item
+  if direction == -1:
+    focus_item = FOCUS_ITEM_MIN_TEMP
+  elif direction == 1:
+    focus_item = FOCUS_ITEM_MAX_TEMP
+
+
+def handle_key_event(key):
+  global editing, focus_item
+
+  def ok():
+    global editing, focus_item, editing_min_temp, editing_max_temp, min_temp, max_temp
+    if editing:
+      min_temp = editing_min_temp
+      max_temp = editing_max_temp
+    editing = not editing
+
+  actions = {
+    keyboard.KEY_OK: lambda: ok(),
+    keyboard.KEY_CANCEL: lambda: cancel(),
+    keyboard.NUM0: lambda: edit_value(0),
+    keyboard.NUM1: lambda: edit_value(1),
+    keyboard.NUM2: lambda: edit_value(2),
+    keyboard.NUM3: lambda: edit_value(3),
+    keyboard.NUM4: lambda: edit_value(4),
+    keyboard.NUM5: lambda: edit_value(5),
+    keyboard.NUM6: lambda: edit_value(6),
+    keyboard.NUM7: lambda: edit_value(7),
+    keyboard.NUM8: lambda: edit_value(8),
+    keyboard.NUM9: lambda: edit_value(9),
+    keyboard.KEY_UP: lambda: switch_focus_item(-1),
+    keyboard.KEY_DOWN: lambda: switch_focus_item(1),
+    keyboard.KEY_L: lambda: switch_focus_item(-1),
+    keyboard.KEY_R: lambda: switch_focus_item(1)
+  }
+
+  actions.get(key, lambda: None)()
+
+
+def main():
+  while True:
+    prev_frame_start = time.ticks_ms()
+    global curr_temp
+    curr_temp = sensor.read()
+
+    key = keyboard.read_key_on_released()
+    if key != keyboard.NO_KEY:
+      print('key', key, 'released')
+      handle_key_event(key)
+
+    render_frame()
+
+    prev_frame_time_cost = time.ticks_diff(time.ticks_ms(), prev_frame_start)
+    if FRAME_TIME > prev_frame_time_cost:
+      sleep((FRAME_TIME - prev_frame_time_cost) * 0.001)
+
+
+if __name__ == "__main__":
+  main()
diff --git a/sensor_dh11.py b/sensor_dh11.py
new file mode 100644
index 0000000..5ce1644
--- /dev/null
+++ b/sensor_dh11.py
@@ -0,0 +1,36 @@
+import time
+import dht
+from machine import Pin
+
+SENSOR_READ_PERIOD = const(2)
+
+class Sensor:
+  last_read_time: int
+  last_result: tuple[int, int]
+
+  sensor: dht.DHT11
+
+  def __init__(self, sensor_data_pin: Pin) -> None:
+    self.sensor = dht.DHT11(sensor_data_pin)
+    self.last_read_time = time.time()
+    self.last_result = (0, 0)
+
+  def __should_read_data(self) -> bool:
+    return (time.time() - self.last_read_time) > SENSOR_READ_PERIOD
+
+  def read(self) -> tuple[int, int]:
+    if not self.__should_read_data():
+      print("should not read data")
+      return self.last_result
+
+    sensor = self.sensor
+
+    try:
+      sensor.measure()
+      result = (sensor.temperature(), sensor.humidity())
+      self.last_result = result
+    except OSError as e:
+      print("err reading sensor", e)
+      return self.last_result
+
+    return result
diff --git a/sensor_ds18x20.py b/sensor_ds18x20.py
new file mode 100644
index 0000000..7b2b517
--- /dev/null
+++ b/sensor_ds18x20.py
@@ -0,0 +1,40 @@
+from machine import Pin
+
+SENSOR_READ_PERIOD = const(1)
+
+import onewire, ds18x20, time
+
+class Sensor:
+  last_read_time: int
+  last_result: int
+
+  sensor: ds18x20.DS18X20
+  rom: Any
+
+  def __init__(self, sensor_data_pin: Pin) -> None:
+    self.last_read_time = time.time()
+    self.last_result = 28
+    self.sensor = ds18x20.DS18X20(onewire.OneWire(sensor_data_pin))
+    roms = self.sensor.scan()
+    assert len(roms) == 1, "Not (only) one sensor on the bus"
+    self.rom = roms[0]
+
+  def __should_read_data(self) -> bool:
+    return (time.time() - self.last_read_time) > SENSOR_READ_PERIOD
+
+  def read(self) -> int:
+    if not self.__should_read_data():
+      return self.last_result
+
+    sensor = self.sensor
+
+    try:
+      sensor.convert_temp()
+      result = sensor.read_temp(self.rom)
+      self.last_result = result
+      self.last_read_time = time.time()
+    except OSError as e:
+      print("err reading sensor", e)
+      return self.last_result
+
+    return result
diff --git a/ssd1306.py b/ssd1306.py
new file mode 100644
index 0000000..2ddfa82
--- /dev/null
+++ b/ssd1306.py
@@ -0,0 +1,159 @@
+# MicroPython SSD1306 OLED driver, I2C and SPI interfaces created by Adafruit
+
+import time
+import framebuf
+
+from machine import Pin, SPI
+
+# register definitions
+SET_CONTRAST = const(0x81)
+SET_ENTIRE_ON = const(0xa4)
+SET_NORM_INV = const(0xa6)
+SET_DISP = const(0xae)
+SET_MEM_ADDR = const(0x20)
+SET_COL_ADDR = const(0x21)
+SET_PAGE_ADDR = const(0x22)
+SET_DISP_START_LINE = const(0x40)
+SET_SEG_REMAP = const(0xa0)
+SET_MUX_RATIO = const(0xa8)
+SET_COM_OUT_DIR = const(0xc0)
+SET_DISP_OFFSET = const(0xd3)
+SET_COM_PIN_CFG = const(0xda)
+SET_DISP_CLK_DIV = const(0xd5)
+SET_PRECHARGE = const(0xd9)
+SET_VCOM_DESEL = const(0xdb)
+SET_CHARGE_PUMP = const(0x8d)
+
+
+class SSD1306:
+  framebuf: framebuf.FrameBuffer
+  font: dict
+
+  def __init__(self, width, height, external_vcc):
+    self.width = width
+    self.height = height
+    self.external_vcc = external_vcc
+    self.pages = self.height // 8
+    # Note the subclass must initialize self.framebuf to a framebuffer.
+    # This is necessary because the underlying data buffer is different
+    # between I2C and SPI implementations (I2C needs an extra byte).
+    self.poweron()
+    self.init_display()
+
+  def init_display(self):
+    for cmd in (
+            SET_DISP | 0x00,  # off
+            # address setting
+            SET_MEM_ADDR, 0x00,  # horizontal
+            # resolution and layout
+            SET_DISP_START_LINE | 0x00,
+            SET_SEG_REMAP | 0x01,  # column addr 127 mapped to SEG0
+            SET_MUX_RATIO, self.height - 1,
+            SET_COM_OUT_DIR | 0x08,  # scan from COM[N] to COM0
+            SET_DISP_OFFSET, 0x00,
+            SET_COM_PIN_CFG, 0x02 if self.height == 32 else 0x12,
+            # timing and driving scheme
+            SET_DISP_CLK_DIV, 0x80,
+            SET_PRECHARGE, 0x22 if self.external_vcc else 0xf1,
+            SET_VCOM_DESEL, 0x30,  # 0.83*Vcc
+            # display
+            SET_CONTRAST, 0xff,  # maximum
+            SET_ENTIRE_ON,  # output follows RAM contents
+            SET_NORM_INV,  # not inverted
+            # charge pump
+            SET_CHARGE_PUMP, 0x10 if self.external_vcc else 0x14,
+            SET_DISP | 0x01):  # on
+      self.write_cmd(cmd)
+    self.fill(0)
+    self.show()
+
+  def poweroff(self):
+    self.write_cmd(SET_DISP | 0x00)
+
+  def contrast(self, contrast):
+    self.write_cmd(SET_CONTRAST)
+    self.write_cmd(contrast)
+
+  def invert(self, invert):
+    self.write_cmd(SET_NORM_INV | (invert & 1))
+
+  def show(self):
+    x0 = 0
+    x1 = self.width - 1
+    if self.width == 64:
+      # displays with width of 64 pixels are shifted by 32
+      x0 += 32
+      x1 += 32
+    self.write_cmd(SET_COL_ADDR)
+    self.write_cmd(x0)
+    self.write_cmd(x1)
+    self.write_cmd(SET_PAGE_ADDR)
+    self.write_cmd(0)
+    self.write_cmd(self.pages - 1)
+    self.write_framebuf()
+
+  def fill(self, col):
+    self.framebuf.fill(col)
+
+  def pixel(self, x, y, col):
+    self.framebuf.pixel(x, y, col)
+
+  def scroll(self, dx, dy):
+    self.framebuf.scroll(dx, dy)
+
+  def text(self, string, x, y, col=1):
+    self.framebuf.text(string, x, y, col)
+
+  def blit(self, fbuf, x, y, key=-1, palette=None):
+    self.framebuf.blit(fbuf, x, y, key, palette)
+
+  def set_font(self, font):
+    self.font = font
+
+  def font_text(self, string, x_axis, y_axis):
+    idx = 0
+    for k in string:
+      buf = self.font[k]
+      self.framebuf.blit(buf, x_axis + idx * 16, y_axis)
+      idx += 1
+
+
+class SSD1306_SPI(SSD1306):
+  def __init__(self, width, height, spi: SPI, dc: Pin, res: Pin, cs: Pin, external_vcc=False):
+    self.rate = 10 * 1024 * 1024
+    dc.init(dc.OUT, value=0)
+    res.init(res.OUT, value=0)
+    cs.init(cs.OUT, value=1)
+    self.spi = spi
+    self.dc = dc
+    self.res = res
+    self.cs = cs
+    self.buffer = bytearray((height // 8) * width)
+    self.framebuf = framebuf.FrameBuffer1(self.buffer, width, height)
+    super().__init__(width, height, external_vcc)
+
+  def write_cmd(self, cmd):
+    self.spi.init(baudrate=self.rate, polarity=0, phase=0)
+    self.cs.on()
+    self.dc.off()
+    self.cs.off()
+    self.spi.write(bytearray([cmd]))
+    self.cs.on()
+
+  def write_framebuf(self):
+    self.spi.init(baudrate=self.rate, polarity=0, phase=0)
+    self.cs.on()
+    self.dc.on()
+    self.cs.off()
+    self.spi.write(self.buffer)
+    self.cs.on()
+
+  def poweron(self):
+    self.res.on()
+    time.sleep_ms(1)
+    self.res.off()
+    time.sleep_ms(10)
+    self.res.on()
+
+def init_spi(width, height, spi, dc, res, cs, external_vcc=False) -> SSD1306_SPI:
+  return SSD1306_SPI(width, height, spi, dc, res, cs, external_vcc)