The CAN bus uses a High and Low circuit, meaning only two wires connecting each ECU to the network. This enables ECUs to output and receive important data between each other with fewer circuits ...

An engineer asked me a question about how to implement a CAN-bus circuit with the Texas Instruments SN65HVD251 transceiver. He had already studied data sheets and application notes. His key question ...

I might check that later and use a logic analyzer to look for glitches in the digital data. All in all, though, my afternoon experiment indicates a CAN bus circuit can operate without a common ground, ...

The CAN bus, accessible through the OBD-II port, is the channel that holds all the secrets of the modern automobile. If you want to display those for your own perusal, you might consider this nifty… ...