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lcd_rp2040lcd096.py
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lcd_rp2040lcd096.py
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from machine import Pin,SPI,PWM
import framebuf
import time
WIDTH = 20
HEIGHT = 8
LINE_HEIGHT = 10
LINE_OFFSET_Y = 1
# Colour is RGB little-endian
RED = 0x00F8
GREEN = 0xE007
BLUE = 0x1F00
WHITE = 0xFFFF
BLACK = 0x0000
def rgb(r, g, b):
b >>= 3
b <<= 8
g >>= 2
g1 = (g & 7) << 13
g2 = g >> 3
r >>= 3
r <<= 3
return r | g1 | g2 | b
class Screen(framebuf.FrameBuffer):
def __init__(self):
self.width = 160
self.height = 80
self.cs = Pin(9,Pin.OUT)
self.rst = Pin(12,Pin.OUT)
self.cs(1)
self.spi = SPI(1)
self.spi = SPI(1,1000_000)
self.spi = SPI(1,10000_000,polarity=0, phase=0,sck=Pin(10),mosi=Pin(11),miso=None)
self.dc = Pin(8,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()
self.SetWindows(0, 0, self.width-1, self.height-1)
def reset(self):
self.rst(1)
time.sleep(0.2)
self.rst(0)
time.sleep(0.2)
self.rst(1)
time.sleep(0.2)
def write_cmd(self, cmd):
self.dc(0)
self.cs(0)
self.spi.write(bytearray([cmd]))
def write_data(self, buf):
self.dc(1)
self.cs(0)
self.spi.write(bytearray([buf]))
self.cs(1)
def backlight(self,value):#value: min:0 max:1000
pwm = PWM(Pin(13))#BL
pwm.freq(1000)
if value>=1000:
value=1000
data=int (value*65536/1000)
pwm.duty_u16(data)
def Init(self):
self.reset()
self.backlight(10000)
self.write_cmd(0x11)
time.sleep(0.12)
self.write_cmd(0x21)
self.write_cmd(0x21)
self.write_cmd(0xB1)
self.write_data(0x05)
self.write_data(0x3A)
self.write_data(0x3A)
self.write_cmd(0xB2)
self.write_data(0x05)
self.write_data(0x3A)
self.write_data(0x3A)
self.write_cmd(0xB3)
self.write_data(0x05)
self.write_data(0x3A)
self.write_data(0x3A)
self.write_data(0x05)
self.write_data(0x3A)
self.write_data(0x3A)
self.write_cmd(0xB4)
self.write_data(0x03)
self.write_cmd(0xC0)
self.write_data(0x62)
self.write_data(0x02)
self.write_data(0x04)
self.write_cmd(0xC1)
self.write_data(0xC0)
self.write_cmd(0xC2)
self.write_data(0x0D)
self.write_data(0x00)
self.write_cmd(0xC3)
self.write_data(0x8D)
self.write_data(0x6A)
self.write_cmd(0xC4)
self.write_data(0x8D)
self.write_data(0xEE)
self.write_cmd(0xC5)
self.write_data(0x0E)
self.write_cmd(0xE0)
self.write_data(0x10)
self.write_data(0x0E)
self.write_data(0x02)
self.write_data(0x03)
self.write_data(0x0E)
self.write_data(0x07)
self.write_data(0x02)
self.write_data(0x07)
self.write_data(0x0A)
self.write_data(0x12)
self.write_data(0x27)
self.write_data(0x37)
self.write_data(0x00)
self.write_data(0x0D)
self.write_data(0x0E)
self.write_data(0x10)
self.write_cmd(0xE1)
self.write_data(0x10)
self.write_data(0x0E)
self.write_data(0x03)
self.write_data(0x03)
self.write_data(0x0F)
self.write_data(0x06)
self.write_data(0x02)
self.write_data(0x08)
self.write_data(0x0A)
self.write_data(0x13)
self.write_data(0x26)
self.write_data(0x36)
self.write_data(0x00)
self.write_data(0x0D)
self.write_data(0x0E)
self.write_data(0x10)
self.write_cmd(0x3A)
self.write_data(0x05)
self.write_cmd(0x36)
self.write_data(0xA8)
self.write_cmd(0x29)
def SetWindows(self, Xstart, Ystart, Xend, Yend):#example max:0,0,159,79
Xstart=Xstart+1
Xend=Xend+1
Ystart=Ystart+26
Yend=Yend+26
self.write_cmd(0x2A)
self.write_data(0x00)
self.write_data(Xstart)
self.write_data(0x00)
self.write_data(Xend)
self.write_cmd(0x2B)
self.write_data(0x00)
self.write_data(Ystart)
self.write_data(0x00)
self.write_data(Yend)
self.write_cmd(0x2C)
def display(self):
self.SetWindows(0,0,self.width-1,self.height-1)
self.dc(1)
self.cs(0)
self.spi.write(self.buffer)
self.cs(1)