RAJADUINO by Rajacell Bekasi ------------------------------------------------- Supplier Arduino Board and Module ------------------------------------------------- Type: Module of off-wire connection of Bluetooth_x000D_ TI CC2541_x000D_ Size: 10cm x 6cm x 6cm_x000D_ Communication modes: BLE_x000D_ _x000D_ AT+ command set on board_x000D_ Customizable baud rate, device name, and pairing PIN_x000D_ Automatically enters transparent serial mode after device is paired and connected_x000D_ Returns to AT command mode when disconnected_x000D_ Bluetooth version: V4.0_x000D_ Default baud rate: 9600_x000D_ Default serial port setting: 9600, N, 8, 1_x000D_ Voltage: 3.3V_x000D_ _x000D_ VCC: input power supply 3.3~6V, Prohibit more than 7V_x000D_ GND: Ground_x000D_ TX: transport_x000D_ RX: receive _x000D_ State: when bluetooth is connected , output "High level", "no conntected" output "low level"_x000D_ en:when module is connected, give a high level to "EN",the module will disconnected.