Info
product url - POF Plastic Fiber Cable TTL Serial Transceiver Board
Board Map, Dimension, Pins, chip info, Use Guide, Setup Jumper, etc.
Pin Definitions 5V / VCC / TXD / RXD / GND
note the wiring
- target TX - to on board TX
- target RX - to on board RX
Applications, category, tags, etc.
Demo Code and Video
ref
legacy wiki page