微信直播评论抓取后，需要与水枪等进行通信，这是上位机程序，用Python实现的USB转串口程序。
#!python
import serial
import time
ser = serial.Serial(
port='COM3',
baudrate=115200,
parity=serial.PARITY_NONE,
stopbits=serial.STOPBITS_ONE,
bytesize=serial.EIGHTBITS,
timeout=1,
)
def main():
try:
if not ser.is_open:
ser.open()
while True:
if ser.in_waiting > 0:
data = ser.readline().decode('utf-8').rstrip()
print(f'{data}')
ser.write(b'0')
time.sleep(0.25)
ser.write(b'255')
time.sleep(0.25)
# ser.write(999)
except Exception as e:
print(f"Error: {e}")
finally:
print(f"finally")
ser.close()
if __name__ == '__main__':
main()
