import time
import serial
import serial.tools.list_ports
import threading
def send_buzzer(freq):
sendData = f"BUZZER={freq}\n"
my_serial.write( sendData.encode() )
def serial_read_thread():
while True:
read_data = my_serial.readline()
print(read_data.decode())
def main():
try:
while True:
send_buzzer(261)
send_buzzer(293)
send_buzzer(329)
send_buzzer(349)
except KeyboardInterrupt:
send_buzzer(0)
if __name__ == '__main__':
ports = list(serial.tools.list_ports.comports())
for p in ports:
if 'USB-SERIAL CH340' in p.description:
print(f"{p} 포트에 연결하였습니다.")
my_serial = serial.Serial(p.device, baudrate=9600, timeout=1.0)
time.sleep(2.0)
t1 = threading.Thread(target=serial_read_thread)
t1.daemon = True
t1.start()
main()
my_serial.close()
