This small size Bluetooth smart ready TTL transceiver module allows your target device communicate with your iPhone/iPAD and Android devices. It's easy to use and completely encapsulated.You can set it as slave or master. You can use AT command set the baud rate.
It's a Bluetooth smart ready module, Bluetooth EDR and BLE dual mode. It can work with any Bluetooth version.
STATE -You can connect a external LED to indicate the bluetooth state. It same as the state LED on the module.
RXD -Receive data
TXD -Send data
GND -Power ground
VCC -DC power in (3.3V-6VDC)
KEY -Turn on/off this module by this pin.(1- OFF, 0/Open- ON)
Note: This module's EDR/BLE part have different MAC address:
0x00, 0x0E,0x0B, 0xXX, 0xXX, 0xXX //BLE MAC
0x00, 0x0E,0x0E, 0xXX, 0xXX, 0xXX //EDR MAC
TTL data transparent transfer between a host Bluetooth device(IOS or Android).
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