- On Board classic EDR 2.0 SPP bluetooth module, EDY-30, compatible with BC-04, HC-05 and all other in market bluetooth 2.0 SPP modules.
- On board cheap control MCU STM8S, you can also program it again by yourself.
- On board 5V-3.3V power supply
- On board (backside) status LED, indicating connection status.
- Compatible size, easily embedded to your project.
- Commands control to turn on / off GPIOs.
- N3 turn pin 3 HIGH TTL
- F3 turn pin 3 LOW TTL
- Recommanded android SPP APP: Bluetooth SPP Pro
- Supported pin 3 – pin 9, pin 0, pin A, pin B, pin C, totally 11 pins.
- AT commands support when module NOT paired, when paired you can control IOs by commands.
- Please notice pin 1, pin 2 is not used, not same usage as other pins, better not use.
- For your further programming in case, Bluetooth status pin (low when not paired, high when paired) is connected to pin 8 (PD3)