The code architecture of Arduino BLE is not applicable to XIAO BLE, you should not use the code of Arduino BLE, let alone try to brush the firmware of Arduino BLE, otherwise it is likely to cause XIAO BLE unavailable.
The code architecture of Arduino BLE is not applicable to XIAO BLE, you should not use the code of Arduino BLE, let alone try to brush the firmware of Arduino BLE, otherwise it is likely to cause XIAO BLE unavailable.