Reading VAG measuring blocks with ELM327 adapter
To read car data from the browser using a Bluetoth low energy adapter and the Web Bluetooth API.
- Separate the code in to a node cli program and a library that can be used in the browser for the Web Bluetooth API.
- Parsing of ECU identification data
#node elm-vag-block.js ${address_of_ECU} ${command}
#retrive list of addresses to all the cars ECU's
node elm-vag-block.js 31 #The ecu on address 31 contains a list of all other ECU's
#scans all the identifications the ECU on address 1 provides
node elm-vag-block.js 1 scan_identification
#scans all the messuring blocks the ECU on address 1 provides
node elm-vag-block.js 1 scan_blocks
#reads messuring blocks 1 2 4 & 80 from an ecu
node elm-vag-block.js 1 read_blocks 1 2 4 80
#Scans the DTC codes of the ECU on adress 1
node elm-vag-block.js 1 scan_DTC
#resets the DTC codes of the ECU on adress 1
node elm-vag-block.js 1 reset_DTC
It trys to connect to your carista ELM327 low energy Bluetooth adapter. And talk TP2.0 to the cars ecus.
npm install @abandonware/noble@abandonware/noble can be hard to get building, make sure you get latest xcode for OSX and it should work.