Erwin/DMX-Hat_RasPi
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serial1

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This commit is contained in:
Jens Ullmert 2022-07-27 15:07:52 +02:00
parent c36f42ea9b
commit 0a569f876e
1 changed files with 20 additions and 24 deletions
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44
Python/sock.py
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@ -100,32 +100,32 @@ def sendDMX(data):
global DMXRDMFLAG
global DMXRDM
while True:
with serial.Serial('/dev/serial1', baudrate=250000, timeout=1, stopbits=serial.STOPBITS_TWO, bytesize=8) as DMXSER:# UART configuration and definition
DMXSER.cancel_read()
with serial.Serial('/dev/serial0', baudrate=250000, timeout=1, stopbits=serial.STOPBITS_TWO, bytesize=8) as DMXSER:# UART configuration and definition
DMXSER.cancel_read()
# GPIO_18 to switch RS-485 driver (IC1) to TX-mode
GPIO.output(18, GPIO.HIGH)
# GPIO_18 to switch RS-485 driver (IC1) to TX-mode
GPIO.output(18, GPIO.HIGH)
# send reset
DMXSER.send_break(DMXRST / 1000000.0)
# send reset
DMXSER.send_break(DMXRST / 1000000.0)
# break-time
time.sleep(DMXBRK / 1000000.0)
# break-time
time.sleep(DMXBRK / 1000000.0)
# send complete data array
DMXSER.write(bytearray(DMXDATA))
# send complete data array
DMXSER.write(bytearray(DMXDATA))
# GPIO_18 to switch RS-485 driver (IC1) to RX-mode
DMXSER.reset_input_buffer()
GPIO.output(18, GPIO.LOW)
# GPIO_18 to switch RS-485 driver (IC1) to RX-mode
DMXSER.reset_input_buffer()
GPIO.output(18, GPIO.LOW)
# Sleep between TX packages, use time to get RDM packages
DMXRDM = ""
DMXRDMFLAG = False
DMXSER.timeout(DMXSLP / 1000.0) # between 0 - 1 sec
DMXRDM = DMXSER.readlines()
DMXRDMFLAG = True
# Sleep between TX packages, use time to get RDM packages
DMXRDM = ""
DMXRDMFLAG = False
DMXSER.timeout(DMXSLP / 1000.0) # between 0 - 1 sec
DMXRDM = DMXSER.readlines()
DMXRDMFLAG = True
@ -339,7 +339,3 @@ GPIO.output(4, GPIO.LOW)
asyncio.get_event_loop().run_until_complete(
websockets.serve(websworker, port=6789))
asyncio.get_event_loop().run_forever()
print("start")
while True:
sendDMX(DMXDATA)