2 Copyright (C) 2019 Moxa Inc. All rights reserved. 3 SPDX-License-Identifier: Apache-2.0 5 UART Python Sample Application 8 2019-02-11 William Chang Created it. 22 from ioThinx_4530
import ioThinx_4530_API
32 parser = argparse.ArgumentParser(description=
"Miscellaneous sample program.")
33 parser.add_argument(
"-b",
"--baudrate", dest=
"uart_baudrate", type=int, default=115200)
34 parser.add_argument(
"-p",
"--port", dest=
"uart_port", type=int, default=UART_PORT_1)
35 parser.add_argument(
"-m",
"--mode", dest=
"uart_mode", type=int, default=UART_MODE_RS232)
36 args = parser.parse_args()
39 uart_port = args.uart_port
40 uart_mode = args.uart_mode
41 uart_baudrate = args.uart_baudrate
42 print(
"UART slot = {}".
format(uart_slot))
43 print(
"UART port = {}".
format(uart_port))
44 print(
"UART mode = {}".
format(uart_mode))
45 print(
"UART baudrate = {}".
format(uart_baudrate))
47 device = ioThinx_4530_API.ioThinx_4530_API()
48 fd = device.ioThinx_Uart_Open(uart_slot, uart_port, uart_mode, uart_baudrate)
49 print(
"fd = {}".
format(fd))
50 print(
"Start UART echo.")
53 buf = os.read(fd, BUF_LEN)
58 if 'quit' in buf.decode():
61 print(
"Stop UART echo.")
65 if __name__ ==
'__main__':
char const int const cJSON_bool format