安信可 Blufi 示例¶

Example:Ai-WB2 Blufi¶

This demo shows how to use the Blufi to configurate the Wi-Fi connection to AP.

The BluFi for Ai-WB2 is a Wi-Fi network configuration function via Bluetooth channel. It provides a secure protocol to pass Wi-Fi configuration and credentials to the Ai-WB2.

How to Use Example¶

Before project configuration and build, be sure to set the correct chip target using:

make flash

To test this demo, you need to prepare a mobile phone with blufi application installed. You can download the blufi application from Android version and iOS version.

Blufi is completely open source, here is the download link:

Blufi source code BluFi protocol iOS source code Android source code

Hardware Required¶

A development board with Ai-WB2 SoC (e.g., Ai-WB2-12F-Kit, etc.)
A USB cable for Power supply and programming

Build and Flash¶

Run make flash p=/dev/ttyUSB0 b=921600 to build, flash the project.

Example Output¶

[version] lmac 5.4.0.0
[version] version_machw_1 000055FB
[version] version_machw_2 000001B3
[version] version_phy_1 00822111
[version] version_phy_2 00000000
[version] features 001089DF
[ME] HT supp 1, VHT supp 0
[WF] country code CN used, num of channel 13
[WF][SM] reload tsen
[WF][SM] Exiting ifaceDown state
[WF][SM] State Action ###ifaceDown### --->>> ###idle###
[WF][SM] Entering idle state
[WIFI] [EVT] CODE_WIFI_ON_INIT_DONE
[WIFI] [EVT] CODE_WIFI_ON_MGMR_DONE
[BL] [SEC] TRNG Handler
[BL] [SEC] TRNG Handler
BD_ADDR:(MSB)7c:b9:4c:1d:d1:dc(LSB)
[blufi]btc_transfer_context msg 0 0 0x00000000
[blufi] btc_thread_handler msg 0 0 0x00000000
BLUFI example_event_callback event= ]0]
BLUFI init finish
[BLE] set adv
[BLE] en adv
[BL] [SEC] TRNG Handler
[BL] [SEC] TRNG Handler
[blufi]btc_transfer_context msg 1 3 0x420328dc
[blufi] btc_thread_handler msg 1 3 0x4201c640
BLUFI example_event_callback event= ]3]
BLUFI ble connect
blufi_security_init ok
blufi_security_init mbedtls_aes_init ok
[BLE] connected
[BLE] conn param request: int 0x0006-0x0006 lat 0 to 500
[BLE] conn param updated: int 0x0006 lat 0 to 500
[BLE] conn param request: int 0x0024-0x0024 lat 0 to 500
[BLE] conn param updated: int 0x0024 lat 0 to 500
[BLE] conn param updated: int 0x0028 lat 0 to 400

Troubleshooting¶

For any technical queries, please open an [issue](https://github.com/Ai-Thinker-Open/Ai-Thinker-WB2/issues) on GitHub. We will get back to you soon.