BLE Keyboard Sample #
Overview #
Bluetooth is widely used in wireless mouse and keyboard, this is an example for chip to plays a role of keyboard using bluetooth.
Hardware Requirements #
| Hardware | Project Name | Project Path |
|---|---|---|
| IN628E DK | proj_ble_Keyboard | in-dev/proj/BLE_no_os/proj_ble_Keyboard |
Building #
To build the sample with keil, follow the steps listed on the quick start page in the IN6xxE of Inplay Doc. You may be able to solve questions on that webpage.
Debug #
We can get the status of development board according to Uart Log. The following are samples,
- start advertising process
start advertising - connection established
"ble_connect Connect ... intv:... lantency:... timeout:... clock:..." - disconnect
*** Disconnect ***, reason=... - send keyboard command
report idx=0
More information may be found in debug guide page.
Test Steps #
- Open Keil and download proj_ble_Keyboard.
- Press the reset button and observe the text
CHIP ID =on the log while the device starts advertising according to the settings in in_config.h. - We can search for the device with the corresponding address on a Bluetooth device. Connect to the device and send bond request to the device. After that, we will get keyboard information
afor 3 seconds.