def ReadBusy(self):
self.send_command(0x71)
busy = epdconfig.digital_read(self.busy_pin)
while (busy == 0):
self.send_command(0x71)
busy = epdconfig.digital_read(self.busy_pin)
epdconfig.delay_ms(200)
def display(self, imageblack, imagered):
self.send_command(DATA_START_TRANSMISSION_1)
for i in range(0, self.width // 8 * self.height):
temp1 = imageblack[i]
temp2 = imagered[i]
j = 0
while (j < 8):
if ((temp2 & 0x80) == 0x00):
temp3 = 0x04 #red
elif ((temp1 & 0x80) == 0x00):
temp3 = 0x00 #black
else:
temp3 = 0x03 #white
temp3 = (temp3 << 4) & 0xFF
temp1 = (temp1 << 1) & 0xFF
temp2 = (temp2 << 1) & 0xFF
j += 1
if ((temp2 & 0x80) == 0x00):
temp3 |= 0x04 #red
elif ((temp1 & 0x80) == 0x00):
temp3 |= 0x00 #black
else:
temp3 |= 0x03 #white
temp1 = (temp1 << 1) & 0xFF
temp2 = (temp2 << 1) & 0xFF
self.send_data(temp3)
j += 1
# self.send_command(POWER_ON)
# self.wait_until_idle()
self.send_command(DISPLAY_REFRESH)
epdconfig.delay_ms(100)
self.wait_until_idle()
def reset(self):
# epdconfig.digital_write(self.reset_pin, GPIO.HIGH)
# epdconfig.delay_ms(200)
epdconfig.digital_write(self.reset_pin, GPIO.LOW) # module reset
epdconfig.delay_ms(200)
epdconfig.digital_write(self.reset_pin, GPIO.HIGH)
epdconfig.delay_ms(200)
def Clear(self):
self.send_command(0x10)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0xff)
self.send_command(0x13)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0x00)
self.send_command(0x12)
epdconfig.delay_ms(100)
self.ReadBusy()
def display(self, imageblack, imagered):
self.send_command(0x10)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(imageblack[i])
self.send_command(0x13)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(~imagered[i])
self.send_command(0x12)
epdconfig.delay_ms(100)
self.ReadBusy()
def Clear(self, color):
self.send_command(DATA_START_TRANSMISSION_1)
for i in range(0, self.width // 8 * self.height):
self.send_data(0x33)
self.send_data(0x33)
self.send_data(0x33)
self.send_data(0x33)
# self.send_command(POWER_ON)
# self.wait_until_idle()
self.send_command(DISPLAY_REFRESH)
epdconfig.delay_ms(100)
self.wait_until_idle()
def init(self):
if (epdconfig.module_init() != 0):
return -1
self.reset()
self.send_command(0x01)
#POWER SETTING
self.send_data(0x07)
self.send_data(0x07)
#VGH=20V,VGL=-20V
self.send_data(0x3f)
#VDH=15V
self.send_data(0x3f)
#VDL=-15V
self.send_command(0x04)
#POWER ON
epdconfig.delay_ms(100)
self.ReadBusy()
self.send_command(0X00)
#PANNEL SETTING
self.send_data(0x0F)
#KW-3f KWR-2F BWROTP 0f BWOTP 1f
self.send_command(0x61)
#tres
self.send_data(0x03)
#source 800
self.send_data(0x20)
self.send_data(0x01)
#gate 480
self.send_data(0xE0)
self.send_command(0X15)
self.send_data(0x00)
self.send_command(0X50)
#VCOM AND DATA INTERVAL SETTING
self.send_data(0x11)
self.send_data(0x07)
self.send_command(0X60)
#TCON SETTING
self.send_data(0x22)
return 0
def reset(self):
epdconfig.digital_write(self.reset_pin, 1)
epdconfig.delay_ms(200)
epdconfig.digital_write(self.reset_pin, 0)
epdconfig.delay_ms(4)
epdconfig.digital_write(self.reset_pin, 1)
epdconfig.delay_ms(200)
def wait_until_idle(self):
while (epdconfig.digital_read(self.busy_pin) == 0): # 0: busy, 1: idle
epdconfig.delay_ms(100)