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JARVIE TDA5051A Power-Line Modem Demo Board

This is a demonstration board for the NXP TDA5051A home automation modem. Couple this modem with any microcontroller project to bi-directionally communicate with other devices or systems over a shared power-bus. Said another way, the modem enables communication over the same wires that are used to power the system.

Demo board

Connecting the board

Test setup

1. Connect Line to Line, and Neutral to Neutral.
2. Connect +5 V DC to pin 1.
3. Connect GND to pin 3 and pin 5.
4. Set pulse generator to square wave (0 V to 5 V), 1200 Hz, 50 % duty cycle.