nemunaire/waveshareteam-e-Paper
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Add Sunrise x3 Pi Python program, modify some programs to speed up data transfer.

Browse source
This commit is contained in:
SSYYL 2022-08-15 11:14:27 +08:00
commit 88bbf456c6
28 changed files with 707 additions and 451 deletions
Download patch file Download diff file Expand all files Collapse all files

27
RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd2in7b_V2.py
View file

@ -4,8 +4,8 @@
# * | Function : Electronic paper driver
# * | Info :
# *----------------
# * | This version: V1.0
# * | Date : 2020-10-22
# * | This version: V1.1
# * | Date : 2022-08-10
# # | Info : python demo
# -----------------------------------------------------------------------------
# Permission is hereby granted, free of charge, to any person obtaining a copy
@ -68,6 +68,13 @@ class EPD:
epdconfig.digital_write(self.cs_pin, 0)
epdconfig.spi_writebyte([data])
epdconfig.digital_write(self.cs_pin, 1)
# send a lot of data
def send_data2(self, data):
epdconfig.digital_write(self.dc_pin, 1)
epdconfig.digital_write(self.cs_pin, 0)
epdconfig.spi_writebyte2(data)
epdconfig.digital_write(self.cs_pin, 1)
# Read Busy
def ReadBusy(self):
@ -148,25 +155,25 @@ class EPD:
Width = self.width / 8
Height = self.height
self.send_command(0x24)
buf = [0x00] * int(Width * Height)
for i in range(0, int(Width * Height)):
self.send_data(imageblack[i])
buf[i] = ~imagered[i]
self.send_command(0x24)
self.send_data2(imageblack)
self.send_command(0x26)
for i in range(0, int(Width * Height)):
self.send_data(~imagered[i])
self.send_data2(buf)
self.TurnOnDisplay()
# Clear the screen
def Clear(self):
self.send_command(0x24)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0xff)
self.send_data2([0xff] * int(self.width * self.height / 8))
self.send_command(0x26)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0x00)
self.send_data2([0x00] * int(self.width * self.height / 8))
self.TurnOnDisplay()