63 lines
3.0 KiB
Python
63 lines
3.0 KiB
Python
import serial
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import serial.tools.list_ports
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from time import sleep
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from pyautogui import keyDown, keyUp
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com_init_time = 2 # 从端口初始化到写数据经历的时间，单位为秒
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read_timeout = 0.4 # 读取串口的等待时间，单位为秒
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baud_rate = 115200 # 波特率
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def detect():
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print("检测端口设备中...")
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ports_list = list(serial.tools.list_ports.comports())
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if len(ports_list) <= 0:
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print("无目标串口设备。")
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else:
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for comport in ports_list:
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if "USB" in list(comport)[1]:
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ser = serial.Serial(port = list(comport)[0], baudrate = baud_rate, timeout = read_timeout)
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sleep(com_init_time)
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ser.write("C".encode("utf-8"))
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response = str(ser.read(5), encoding = "utf-8")
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ser.close()
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if "OK" in response:
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print("检测到如下串口设备：")
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print(list(comport)[0], list(comport)[1])
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return list(comport)[0]
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print("无目标串口设备。")
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return ""
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def com_simulate(message):
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print(message)
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key = maps[message[0:2]] # 判断按下了哪个按钮
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if 'U' in message:
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keyUp(key)
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elif 'D' in message:
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keyDown(key)
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if __name__ == "__main__":
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com_name = detect()
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ser = serial.Serial(port = com_name, baudrate = baud_rate, timeout = read_timeout)
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print("串口初始化中...")
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sleep(com_init_time)
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print("初始化完毕！")
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print("读取并构建按键映射表中...")
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maps = {}
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with open('keymap.txt', 'r', encoding = "utf-8") as f:
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line = f.readline().strip().split('#')[0] # 取出一行中 '#' 之前的部分，'#' 后为注释
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while line != "$":
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if line:
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keymap = line.split(':')
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maps[keymap[0].strip()] = keymap[1].strip()
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line = f.readline().strip().split('#')[0]
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print("构建完毕！")
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# 检测按键循环体
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while True:
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message = str(ser.read(5), encoding = "utf-8")
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if message:
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com_simulate(message) |