/
lcd.py
156 lines (129 loc) · 3.8 KB
/
lcd.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
# Raspberry Pico RPG
# Le Sanglier des Ardennes
from machine import Pin,SPI,PWM
import framebuf
import utime
import os
import math
# ============ Start of Drive Code ================
# == Copy and paste into your code ==
BL = 13 # Pins used for display screen
DC = 8
RST = 12
MOSI = 11
SCK = 10
CS = 9
class LCD_1inch3(framebuf.FrameBuffer):
def __init__(self):
self.width = 240
self.height = 240
self.cs = Pin(CS,Pin.OUT)
self.rst = Pin(RST,Pin.OUT)
self.cs(1)
self.spi = SPI(1)
self.spi = SPI(1,1000_000)
self.spi = SPI(1,100000_000,polarity=0, phase=0,sck=Pin(SCK),mosi=Pin(MOSI),miso=None)
self.dc = Pin(DC,Pin.OUT)
self.dc(1)
self.buffer = bytearray(self.height * self.width * 2)
super().__init__(self.buffer, self.width, self.height, framebuf.RGB565)
self.init_display()
self.red = 0x07E0 # Pre-defined colours
self.green = 0x001f # Probably easier to use colour(r,g,b) defined below
self.blue = 0xf800
self.white = 0xffff
def write_cmd(self, cmd):
self.cs(1)
self.dc(0)
self.cs(0)
self.spi.write(bytearray([cmd]))
self.cs(1)
def write_data(self, buf):
self.cs(1)
self.dc(1)
self.cs(0)
self.spi.write(bytearray([buf]))
self.cs(1)
def init_display(self):
"""Initialize display"""
self.rst(1)
self.rst(0)
self.rst(1)
self.write_cmd(0x36)
self.write_data(0x70)
self.write_cmd(0x3A)
self.write_data(0x05)
self.write_cmd(0xB2)
self.write_data(0x0C)
self.write_data(0x0C)
self.write_data(0x00)
self.write_data(0x33)
self.write_data(0x33)
self.write_cmd(0xB7)
self.write_data(0x35)
self.write_cmd(0xBB)
self.write_data(0x19)
self.write_cmd(0xC0)
self.write_data(0x2C)
self.write_cmd(0xC2)
self.write_data(0x01)
self.write_cmd(0xC3)
self.write_data(0x12)
self.write_cmd(0xC4)
self.write_data(0x20)
self.write_cmd(0xC6)
self.write_data(0x0F)
self.write_cmd(0xD0)
self.write_data(0xA4)
self.write_data(0xA1)
self.write_cmd(0xE0)
self.write_data(0xD0)
self.write_data(0x04)
self.write_data(0x0D)
self.write_data(0x11)
self.write_data(0x13)
self.write_data(0x2B)
self.write_data(0x3F)
self.write_data(0x54)
self.write_data(0x4C)
self.write_data(0x18)
self.write_data(0x0D)
self.write_data(0x0B)
self.write_data(0x1F)
self.write_data(0x23)
self.write_cmd(0xE1)
self.write_data(0xD0)
self.write_data(0x04)
self.write_data(0x0C)
self.write_data(0x11)
self.write_data(0x13)
self.write_data(0x2C)
self.write_data(0x3F)
self.write_data(0x44)
self.write_data(0x51)
self.write_data(0x2F)
self.write_data(0x1F)
self.write_data(0x1F)
self.write_data(0x20)
self.write_data(0x23)
self.write_cmd(0x21)
self.write_cmd(0x11)
self.write_cmd(0x29)
def show(self):
self.write_cmd(0x2A)
self.write_data(0x00)
self.write_data(0x00)
self.write_data(0x00)
self.write_data(0xef)
self.write_cmd(0x2B)
self.write_data(0x00)
self.write_data(0x00)
self.write_data(0x00)
self.write_data(0xEF)
self.write_cmd(0x2C)
self.cs(1)
self.dc(1)
self.cs(0)
self.spi.write(self.buffer)
self.cs(1)
# ========= End of Driver ===========