3
Contents
1. Introduction .................................................................................................................................................... 6
1.1. Context ............................................................................................................................................ 6
1.2. Terms ............................................................................................................................................... 6
1.3. Supported Bluetooth Profile ................................................................................................ 7
1.4. Command Format ...................................................................................................................... 7
1.5. Indication Format ...................................................................................................................... 8
1.6. Default Settings .......................................................................................................................... 8
2. Command Table ............................................................................................................................................. 9
2.1. General Commands .................................................................................................................. 9
2.1.1. AT Command Test ............................................................................................................ 9
2.1.2. Bluetooth Profile Selection
<configurable>
.................................................................... 9
2.1.3. Read Firmware Version.............................................................................................. 10
2.1.4. Read BR/EDR MAC Address .................................................................................... 10
2.1.5. Read BLE MAC Address.............................................................................................. 11
2.1.6. Read/Write BR/EDR Local Name
<configurable>
.................................................... 11
2.1.7. Read/Write BLE Local Name
<configurable>
............................................................. 12
2.1.8. Read/Write Pin Code
<configurable>
............................................................................. 12
2.1.9. Read/Write Pairing Mode
<configurable>
................................................................... 12
2.1.10. Accept/Reject Remote Pairing Request ............................................................. 13
2.1.11. Read/Write Class of Device ...................................................................................... 13
2.1.12. Read/Clear Paired Record ........................................................................................ 13
2.1.13. Read/Write Trust Device List Size
<configurable>
.................................................. 14
2.1.14. Scan Nearby Devices ................................................................................................... 14
2.1.15. Release All Connections ............................................................................................. 14
2.1.16. Soft Reboot ....................................................................................................................... 15
2.1.17. Restore Factory Settings ............................................................................................ 15
2.1.18. Mute/Unmute Microphone ...................................................................................... 15
2.1.19. Read/Write Music Volume Level ........................................................................... 15
2.2. HFP Commands ....................................................................................................................... 15
2.2.1. Read/Write HFP Configuration .............................................................................. 15
2.2.2. Read HFP State ............................................................................................................... 16
2.2.3. Establish HFP Connection......................................................................................... 16
2.2.4. Release HFP Connection ............................................................................................ 17
2.2.5. Dial/Redial Phone Number ...................................................................................... 17
2.2.6. Send DTMF code ............................................................................................................ 17
2.2.7. Pick Up Incoming Call ................................................................................................. 18
2.2.8. Reject/Hung up Call ..................................................................................................... 18
2.2.9. Three way calling control.......................................................................................... 18
2.2.10. Transfer Voice Audio ................................................................................................... 18
2.3. A2DP/AVRCP Commands ................................................................................................... 19
2.3.1. Read A2DP State ............................................................................................................ 19
2.3.2. Establish A2DP Connection ..................................................................................... 19