问题描述
我正在尝试让这个 cable 工作,但不幸的是不可能 在这里使用 OBD python 库是某人返回的错误
有什么想法吗?
或者告诉我这条电报是否有责任?如果可以从我的电脑上完成。
非常感谢
import obd
connection = obd.OBD() # auto-connects to USB or RF port
cmd = obd.commands.SPEED # select an OBD command (sensor)
response = connection.query(cmd) # send the command,and parse the response
print(response.value) # returns unit-bearing values thanks to Pint
print(response.value.to("mph")) # user-friendly unit conversions
错误:
[obd.obd] ======================= python-OBD (v0.7.1) =======================
[obd.obd] Using scan_serial to select port
[obd.obd] Available ports: ['\\.\\COM2']
[obd.obd] Attempting to use port: \.\COM2
[obd.elm327] Initializing ELM327: PORT=auto BAUD=auto PROTOCOL=auto
[obd.elm327] Response from baud 38400: b'\x7f\x7f\r'
[obd.elm327] Response from baud 9600: b'\x7f\x7f\r'
[obd.elm327] Response from baud 230400: b'\x7f\x7f\r'
[obd.elm327] Response from baud 115200: b'\x7f\x7f\r'
[obd.elm327] Response from baud 57600: b'\x7f\x7f\r'
[obd.elm327] Response from baud 19200: b'\x7f\x7f\r'
[obd.elm327] Failed to choose baud
[obd.elm327] closing port
[obd.elm327] write: b'ATZ\r'
[obd.elm327] Failed to set baudrate
[obd.obd] Closing connection
[obd.obd] Cannot load commands: No connection to car
解决方法
那是一条假冒的 VAG-COM 电缆,该库是为 ELM327 命令集电缆构建的。