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fix python demo

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This commit is contained in:
hnwangkg-ezio 2019-04-08 17:12:44 +08:00
commit 96f7f571d6
31 changed files with 173 additions and 33 deletions
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7
2.9inch_e-paper_code/python3/epd2in9.py
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@ -84,6 +84,7 @@ class EPD:
self.reset_pin = epdconfig.RST_PIN
self.dc_pin = epdconfig.DC_PIN
self.busy_pin = epdconfig.BUSY_PIN
self.cs_pin = epdconfig.CS_PIN
self.width = EPD_WIDTH
self.height = EPD_HEIGHT
@ -111,12 +112,16 @@ class EPD:
epdconfig.delay_ms(200)
def send_command(self, command):
epdconfig.digital_write(self.dc_pin, GPIO.LOW)
epdconfig.digital_write(self.cs_pin, GPIO.LOW)
epdconfig.digital_write(self.dc_pin, GPIO.HIGH)
epdconfig.spi_writebyte([command])
epdconfig.digital_write(self.cs_pin, GPIO.HIGH)
def send_data(self, data):
epdconfig.digital_write(self.cs_pin, GPIO.LOW)
epdconfig.digital_write(self.dc_pin, GPIO.HIGH)
epdconfig.spi_writebyte([data])
epdconfig.digital_write(self.cs_pin, GPIO.HIGH)
def wait_until_idle(self):
while(epdconfig.digital_read(self.busy_pin) == 1): # 0: idle, 1: busy