Hi, I am new to BLE, can you please share how you were able to send serial data from WB55 to BLE app on phone?Thank You

I am trying to read NFC tags using the NFC03A1 NFC Module and the NUCLEO F439ZI, but I am not able to establish the connection.After sending the ECHO Command (0x00 0x55) and then sending the POLL control byte (0x03), when I read the response using HA...