SparkFun According to Pete #54 - How RS-485 Works
32:00
SparkFun According to Pete #55 - How CAN BUS Works
33:44
CAN Bus Communication Explained (Part 1)
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Serial Communication RS232 & RS485
19:08
SparkFun According to Pete 9-17-12: Serial Communication Demystified
37:07
SparkFun According to Pete #56 - How OBD2 Works
21:02
Mastering Modbus: Heat Pump Integration with Home Assistant!
26:10
The RS-232 protocol
11:50