Oct 29, 2022 Replies: 1 App uses OBD2 Bluetooth plug, it has ELM327 V2.1 IC that connects to all OBDII protocols. The app reads common PIDs, DTC (faults) and VID. To add PID you can use https://en.wikipedia.org/wiki/OBD-II_PIDs#Bitwise_encoded_PIDs Code based on bluetooth example. The USB diagnostic plug: https://www.ebay.co.uk/itm/144060054970?hash=item218aa5fdba:g:AWcAAOSwZGRgEkwl&amdata=enc:AQAHAAAA4GNQSzIFnY/zTakCTKM+KkiktVW7FSXB+i9ysx66dYFOIombkcwEpe/kUFR1CdII90AAAxJyTLn7NDYkvFfBK0HoZa7Ru4eUZBUqS5x17ybnzckiFU618vtK+wXUFgG0HB5UrVytJDK1wpWSzYPBQnK3oFeNq4bvMJTU/6Mw6SL5madEqaFqBgyXfDAY9gc1Kdu7klrXuQTvwQ5nYu3OQFLwI3ciIuaHsAmNKoT+oUn0cJEtTtP4LDU8OhwOm1vJNSa4i/rGZjiUzbVcKsxJr6rvr/9fEwx5GR4lwXqjvTE0|tkp:Bk9SR-6KtsKEYQ Edit: Code changed to include more BT OBD2 plugs. Attachments obd_bt405.png 17.8 KB · Views: 686 obd_bt.zip obd_bt.zip 27.6 KB · Views: 712 Last edited: Mar 3, 2023 Click to expand...
App uses OBD2 Bluetooth plug, it has ELM327 V2.1 IC that connects to all OBDII protocols. The app reads common PIDs, DTC (faults) and VID. To add PID you can use https://en.wikipedia.org/wiki/OBD-II_PIDs#Bitwise_encoded_PIDs Code based on bluetooth example. The USB diagnostic plug: https://www.ebay.co.uk/itm/144060054970?hash=item218aa5fdba:g:AWcAAOSwZGRgEkwl&amdata=enc:AQAHAAAA4GNQSzIFnY/zTakCTKM+KkiktVW7FSXB+i9ysx66dYFOIombkcwEpe/kUFR1CdII90AAAxJyTLn7NDYkvFfBK0HoZa7Ru4eUZBUqS5x17ybnzckiFU618vtK+wXUFgG0HB5UrVytJDK1wpWSzYPBQnK3oFeNq4bvMJTU/6Mw6SL5madEqaFqBgyXfDAY9gc1Kdu7klrXuQTvwQ5nYu3OQFLwI3ciIuaHsAmNKoT+oUn0cJEtTtP4LDU8OhwOm1vJNSa4i/rGZjiUzbVcKsxJr6rvr/9fEwx5GR4lwXqjvTE0|tkp:Bk9SR-6KtsKEYQ Edit: Code changed to include more BT OBD2 plugs.
H Hamied Abou Hulaikah Well-Known Member Licensed User Longtime User Nov 4, 2022 #2 Thank you for sharing
