OBD2 ポートは共通規格で各車両に装備されている故障診断コネクターのこと。ここに専用の機械をつなぐことで車両情報の確認ができ、不具合の ...
In order to get engine sensor specific data, two bytes are written to the OBD2 port (I call these "query bytes"), and up to eight bytes are ... If you wished to send 0x01 0x0C, conversion will be ...
Get the ESP32 somewhere near the car, plug the ELM dongle to the car OBD2 port and turn the ESP32 on. The ESP will connect to your local network and will start to try to connect to the dongle. The ELM ...