PC-BLE-DRIVER turns on notification

[Geass77]

I'm using pc-ble-driver(C program) to get the data from other device, I can get character now, but I don't know how to turn on the character's notification like the start key in nrf connect ,is there any api to turn on it?

  

[Simonr]

I need more information in order to be able to help you. Can you upload the log file where you get this error? Does it have an error code?

Best regards,

Simon

[Geass77]

My PC-BLE-DRIVER detect my cccd as 0x2803 ,but when I try to change the cccd value ,it returned this