initial commit, display with commands working
This commit is contained in:
aeroreyna
326
Pico_ePaper_Code/python/Pico_ePaper-2.13.py
Normal file
326
Pico_ePaper_Code/python/Pico_ePaper-2.13.py
Normal file
@@ -0,0 +1,326 @@
|
||||
# *****************************************************************************
|
||||
# * | File : Pico_ePaper-2.13.py
|
||||
# * | Author : Waveshare team
|
||||
# * | Function : Electronic paper driver
|
||||
# * | Info :
|
||||
# *----------------
|
||||
# * | This version: V1.0
|
||||
# * | Date : 2021-03-16
|
||||
# # | Info : python demo
|
||||
# -----------------------------------------------------------------------------
|
||||
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
# of this software and associated documnetation files (the "Software"), to deal
|
||||
# in the Software without restriction, including without limitation the rights
|
||||
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
# copies of the Software, and to permit persons to whom the Software is
|
||||
# furished to do so, subject to the following conditions:
|
||||
#
|
||||
# The above copyright notice and this permission notice shall be included in
|
||||
# all copies or substantial portions of the Software.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
# THE SOFTWARE.
|
||||
#
|
||||
|
||||
from machine import Pin, SPI
|
||||
import framebuf
|
||||
import utime
|
||||
|
||||
lut_full_update= [
|
||||
0x80,0x60,0x40,0x00,0x00,0x00,0x00, #LUT0: BB: VS 0 ~7
|
||||
0x10,0x60,0x20,0x00,0x00,0x00,0x00, #LUT1: BW: VS 0 ~7
|
||||
0x80,0x60,0x40,0x00,0x00,0x00,0x00, #LUT2: WB: VS 0 ~7
|
||||
0x10,0x60,0x20,0x00,0x00,0x00,0x00, #LUT3: WW: VS 0 ~7
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00, #LUT4: VCOM: VS 0 ~7
|
||||
|
||||
0x03,0x03,0x00,0x00,0x02, # TP0 A~D RP0
|
||||
0x09,0x09,0x00,0x00,0x02, # TP1 A~D RP1
|
||||
0x03,0x03,0x00,0x00,0x02, # TP2 A~D RP2
|
||||
0x00,0x00,0x00,0x00,0x00, # TP3 A~D RP3
|
||||
0x00,0x00,0x00,0x00,0x00, # TP4 A~D RP4
|
||||
0x00,0x00,0x00,0x00,0x00, # TP5 A~D RP5
|
||||
0x00,0x00,0x00,0x00,0x00, # TP6 A~D RP6
|
||||
|
||||
0x15,0x41,0xA8,0x32,0x30,0x0A,
|
||||
]
|
||||
|
||||
lut_partial_update = [ #20 bytes
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00, #LUT0: BB: VS 0 ~7
|
||||
0x80,0x00,0x00,0x00,0x00,0x00,0x00, #LUT1: BW: VS 0 ~7
|
||||
0x40,0x00,0x00,0x00,0x00,0x00,0x00, #LUT2: WB: VS 0 ~7
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00, #LUT3: WW: VS 0 ~7
|
||||
0x00,0x00,0x00,0x00,0x00,0x00,0x00, #LUT4: VCOM: VS 0 ~7
|
||||
|
||||
0x0A,0x00,0x00,0x00,0x00, # TP0 A~D RP0
|
||||
0x00,0x00,0x00,0x00,0x00, # TP1 A~D RP1
|
||||
0x00,0x00,0x00,0x00,0x00, # TP2 A~D RP2
|
||||
0x00,0x00,0x00,0x00,0x00, # TP3 A~D RP3
|
||||
0x00,0x00,0x00,0x00,0x00, # TP4 A~D RP4
|
||||
0x00,0x00,0x00,0x00,0x00, # TP5 A~D RP5
|
||||
0x00,0x00,0x00,0x00,0x00, # TP6 A~D RP6
|
||||
|
||||
0x15,0x41,0xA8,0x32,0x30,0x0A,
|
||||
]
|
||||
|
||||
EPD_WIDTH = 128 # 122
|
||||
EPD_HEIGHT = 250
|
||||
|
||||
RST_PIN = 12
|
||||
DC_PIN = 8
|
||||
CS_PIN = 9
|
||||
BUSY_PIN = 13
|
||||
|
||||
FULL_UPDATE = 0
|
||||
PART_UPDATE = 1
|
||||
|
||||
class EPD_2in13(framebuf.FrameBuffer):
|
||||
def __init__(self):
|
||||
self.reset_pin = Pin(RST_PIN, Pin.OUT)
|
||||
|
||||
self.busy_pin = Pin(BUSY_PIN, Pin.IN, Pin.PULL_UP)
|
||||
self.cs_pin = Pin(CS_PIN, Pin.OUT)
|
||||
self.width = EPD_WIDTH
|
||||
self.height = EPD_HEIGHT
|
||||
|
||||
self.full_lut = lut_full_update
|
||||
self.partial_lut = lut_partial_update
|
||||
|
||||
self.full_update = FULL_UPDATE
|
||||
self.part_update = PART_UPDATE
|
||||
|
||||
self.spi = SPI(1)
|
||||
self.spi.init(baudrate=4000_000)
|
||||
self.dc_pin = Pin(DC_PIN, Pin.OUT)
|
||||
|
||||
|
||||
self.buffer = bytearray(self.height * self.width // 8)
|
||||
super().__init__(self.buffer, self.width, self.height, framebuf.MONO_HLSB)
|
||||
self.init(FULL_UPDATE)
|
||||
|
||||
def digital_write(self, pin, value):
|
||||
pin.value(value)
|
||||
|
||||
def digital_read(self, pin):
|
||||
return pin.value()
|
||||
|
||||
def delay_ms(self, delaytime):
|
||||
utime.sleep(delaytime / 1000.0)
|
||||
|
||||
def spi_writebyte(self, data):
|
||||
self.spi.write(bytearray(data))
|
||||
|
||||
def module_exit(self):
|
||||
self.digital_write(self.reset_pin, 0)
|
||||
|
||||
# Hardware reset
|
||||
def reset(self):
|
||||
self.digital_write(self.reset_pin, 1)
|
||||
self.delay_ms(50)
|
||||
self.digital_write(self.reset_pin, 0)
|
||||
self.delay_ms(2)
|
||||
self.digital_write(self.reset_pin, 1)
|
||||
self.delay_ms(50)
|
||||
|
||||
def send_command(self, command):
|
||||
self.digital_write(self.dc_pin, 0)
|
||||
self.digital_write(self.cs_pin, 0)
|
||||
self.spi_writebyte([command])
|
||||
self.digital_write(self.cs_pin, 1)
|
||||
|
||||
def send_data(self, data):
|
||||
self.digital_write(self.dc_pin, 1)
|
||||
self.digital_write(self.cs_pin, 0)
|
||||
self.spi_writebyte([data])
|
||||
self.digital_write(self.cs_pin, 1)
|
||||
|
||||
def send_data1(self, buf):
|
||||
self.digital_write(self.dc_pin, 1)
|
||||
self.digital_write(self.cs_pin, 0)
|
||||
self.spi.write(bytearray(buf))
|
||||
self.digital_write(self.cs_pin, 1)
|
||||
|
||||
def ReadBusy(self):
|
||||
print('busy')
|
||||
while(self.digital_read(self.busy_pin) == 1): # 0: idle, 1: busy
|
||||
self.delay_ms(10)
|
||||
print('busy release')
|
||||
|
||||
def TurnOnDisplay(self):
|
||||
self.send_command(0x22)
|
||||
self.send_data(0xC7)
|
||||
self.send_command(0x20)
|
||||
self.ReadBusy()
|
||||
|
||||
def TurnOnDisplayPart(self):
|
||||
self.send_command(0x22)
|
||||
self.send_data(0x0c)
|
||||
self.send_command(0x20)
|
||||
self.ReadBusy()
|
||||
|
||||
def init(self, update):
|
||||
print('init')
|
||||
self.reset()
|
||||
if(update == self.full_update):
|
||||
self.ReadBusy()
|
||||
self.send_command(0x12) # soft reset
|
||||
self.ReadBusy()
|
||||
|
||||
self.send_command(0x74) #set analog block control
|
||||
self.send_data(0x54)
|
||||
self.send_command(0x7E) #set digital block control
|
||||
self.send_data(0x3B)
|
||||
|
||||
self.send_command(0x01) #Driver output control
|
||||
self.send_data(0x27)
|
||||
self.send_data(0x01)
|
||||
self.send_data(0x01)
|
||||
|
||||
self.send_command(0x11) #data entry mode
|
||||
self.send_data(0x01)
|
||||
|
||||
self.send_command(0x44) #set Ram-X address start/end position
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x0F) #0x0C-->(15+1)*8=128
|
||||
|
||||
self.send_command(0x45) #set Ram-Y address start/end position
|
||||
self.send_data(0x27) #0xF9-->(249+1)=250
|
||||
self.send_data(0x01)
|
||||
self.send_data(0x2e)
|
||||
self.send_data(0x00)
|
||||
|
||||
self.send_command(0x3C) #BorderWaveform
|
||||
self.send_data(0x03)
|
||||
|
||||
self.send_command(0x2C) #VCOM Voltage
|
||||
self.send_data(0x55) #
|
||||
|
||||
self.send_command(0x03)
|
||||
self.send_data(self.full_lut[70])
|
||||
|
||||
self.send_command(0x04) #
|
||||
self.send_data(self.full_lut[71])
|
||||
self.send_data(self.full_lut[72])
|
||||
self.send_data(self.full_lut[73])
|
||||
|
||||
self.send_command(0x3A) #Dummy Line
|
||||
self.send_data(self.full_lut[74])
|
||||
self.send_command(0x3B) #Gate time
|
||||
self.send_data(self.full_lut[75])
|
||||
|
||||
self.send_command(0x32)
|
||||
for count in range(70):
|
||||
self.send_data(self.full_lut[count])
|
||||
|
||||
self.send_command(0x4E) # set RAM x address count to 0
|
||||
self.send_data(0x00)
|
||||
self.send_command(0x4F) # set RAM y address count to 0X127
|
||||
self.send_data(0x0)
|
||||
self.send_data(0x00)
|
||||
self.ReadBusy()
|
||||
else:
|
||||
self.send_command(0x2C) #VCOM Voltage
|
||||
self.send_data(0x26)
|
||||
|
||||
self.ReadBusy()
|
||||
|
||||
self.send_command(0x32)
|
||||
for count in range(70):
|
||||
self.send_data(self.partial_lut[count])
|
||||
|
||||
self.send_command(0x37)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x40)
|
||||
self.send_data(0x00)
|
||||
self.send_data(0x00)
|
||||
|
||||
self.send_command(0x22)
|
||||
self.send_data(0xC0)
|
||||
self.send_command(0x20)
|
||||
self.ReadBusy()
|
||||
|
||||
self.send_command(0x3C) #BorderWaveform
|
||||
self.send_data(0x01)
|
||||
return 0
|
||||
|
||||
def display(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data1(image)
|
||||
self.TurnOnDisplay()
|
||||
|
||||
def displayPartial(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data1(image)
|
||||
|
||||
self.send_command(0x26)
|
||||
self.send_data1(image)
|
||||
self.TurnOnDisplayPart()
|
||||
|
||||
def displayPartBaseImage(self, image):
|
||||
self.send_command(0x24)
|
||||
self.send_data1(image)
|
||||
|
||||
self.send_command(0x26)
|
||||
self.send_data1(image)
|
||||
|
||||
self.TurnOnDisplay()
|
||||
|
||||
def Clear(self, color):
|
||||
self.send_command(0x24)
|
||||
self.send_data1([color] * self.height * int(self.width / 8))
|
||||
|
||||
self.send_command(0x26)
|
||||
self.send_data1([color] * self.height * int(self.width / 8))
|
||||
|
||||
self.TurnOnDisplay()
|
||||
|
||||
def sleep(self):
|
||||
self.send_command(0x10) #enter deep sleep
|
||||
self.send_data(0x03)
|
||||
self.delay_ms(2000)
|
||||
self.module_exit()
|
||||
|
||||
|
||||
if __name__=='__main__':
|
||||
epd = EPD_2in13()
|
||||
epd.Clear(0xff)
|
||||
|
||||
epd.fill(0xff)
|
||||
epd.text("Waveshare", 0, 10, 0x00)
|
||||
epd.text("ePaper-2.13", 0, 30, 0x00)
|
||||
epd.text("Raspberry Pico", 0, 50, 0x00)
|
||||
epd.text("Hello World", 0, 70, 0x00)
|
||||
epd.display(epd.buffer)
|
||||
epd.delay_ms(2000)
|
||||
|
||||
epd.vline(10, 90, 60, 0x00)
|
||||
epd.vline(90, 90, 60, 0x00)
|
||||
epd.hline(10, 90, 80, 0x00)
|
||||
epd.hline(10, 150, 80, 0x00)
|
||||
epd.line(10, 90, 90, 150, 0x00)
|
||||
epd.line(90, 90, 10, 150, 0x00)
|
||||
epd.display(epd.buffer)
|
||||
epd.delay_ms(2000)
|
||||
|
||||
epd.rect(10, 180, 50, 40, 0x00)
|
||||
epd.fill_rect(60, 180, 50, 40, 0x00)
|
||||
epd.displayPartBaseImage(epd.buffer)
|
||||
epd.delay_ms(2000)
|
||||
|
||||
epd.init(epd.part_update)
|
||||
for i in range(0, 10):
|
||||
epd.fill_rect(40, 230, 40, 10, 0xff)
|
||||
epd.text(str(i), 60, 230, 0x00)
|
||||
epd.displayPartial(epd.buffer)
|
||||
|
||||
epd.init(epd.full_update)
|
||||
epd.Clear(0xff)
|
||||
epd.delay_ms(2000)
|
||||
epd.sleep()
|
||||
Reference in New Issue
Block a user