how to read tx power level after reconfig it?

[wuvo.leo]

Hi,all. i want to set tx power use interface "ble_tps_tx_power_level_set",and read back tx power level used tps servoce on my phone.how to do that ?Thanks for your reply!

[Øyvind Karlsen]

Store the power level as a variable, then transmit that variable as a packet over BLE. Then your phone has to react to that packet and give you a notification. You can for example use UART over BLE as described in the tutorial on Testing and using a simple BLE application.