Hello guys , i want to use the NVM with ble device (NRF51)and i want to send values from the mobile app(NRF Connect) to be stored to the NVM, I don't know from where i can start and how the flow of code it will be ?... please if anyone can help me to do that i'll be so thankful for him (i'm new here and i want to learn more about the NRF51 and the BLE)