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

45
RaspberryPi_JetsonNano/python/lib/waveshare_epd/epd3in7.py
View file

@ -4,8 +4,8 @@
# * | Function : Electronic paper driver
# * | Info :
# *----------------
# * | This version: V1.0
# * | Date : 2020-07-16
# * | This version: V1.1
# * | Date : 2022-08-10
# # | Info : python demo
# -----------------------------------------------------------------------------
# Permission is hereby granted, free of charge, to any person obtaining a copy
@ -133,6 +133,13 @@ class EPD:
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)
def ReadBusy(self):
logger.debug("e-Paper busy")
@ -235,8 +242,7 @@ class EPD:
def load_lut(self, lut):
self.send_command(0x32)
for i in range(0, 105):
self.send_data(lut[i])
self.send_data2(lut)
def getbuffer(self, image):
@ -312,6 +318,13 @@ class EPD:
self.send_data(0x00)
self.send_data(0x00)
if self.width%8 == 0:
linewidth = int(self.width/8)
else:
linewidth = int(self.width/8) + 1
buf = [0x00] * self.height * linewidth
self.send_command(0x24)
for i in range(0, (int)(self.height*(self.width/8))):
temp3=0
@ -341,7 +354,8 @@ class EPD:
if(j!=1 or k!=1):
temp3 <<= 1
temp1 <<= 2
self.send_data(temp3)
buf[i] = temp3
self.send_data2(buf)
self.send_command(0x4E)
self.send_data(0x00)
@ -379,7 +393,8 @@ class EPD:
if(j!=1 or k!=1):
temp3 <<= 1
temp1 <<= 2
self.send_data(temp3)
buf[i] = temp3
self.send_data2(buf)
self.load_lut(self.lut_4Gray_GC)
self.send_command(0x22)
@ -400,9 +415,7 @@ class EPD:
self.send_data(0x00)
self.send_command(0x24)
for j in range(0, self.height):
for i in range(0, int(self.width / 8)):
self.send_data(image[i + j * int(self.width / 8)])
self.send_data2(image)
self.load_lut(self.lut_1Gray_A2)
self.send_command(0x20)
@ -417,16 +430,18 @@ class EPD:
self.send_data(0x00)
self.send_data(0x00)
if self.width%8 == 0:
linewidth = int(self.width/8)
else:
linewidth = int(self.width/8) + 1
self.send_command(0x24)
for j in range(0, self.height):
for i in range(0, int(self.width / 8)):
self.send_data(0xff)
self.send_data2([0xff] * int(self.height * linewidth))
if(mode == 0): #4Gray
self.send_command(0x26)
for j in range(0, self.height):
for i in range(0, int(self.width / 8)):
self.send_data(0xff)
self.send_data2([0xff] * int(self.height * linewidth))
self.load_lut(self.lut_4Gray_GC)
self.send_command(0x22)
self.send_data(0xC7)