7 years ago.  This question has been closed. Reason: Duplicate question

AT Commands are not working

AT Commands are not working (Nucleo L152RE) Hi

I am trying to get details by using AT Commands (AT, AT+GMR, AT+CWLAP, and etc) but i am getting the same command which i am sending through Serial write.

Example: If I send basic command as “AT\r\n”, I need to get response ”OK”. But i am getting response through call back event is

Board Setup: NUCLEO-L152RE with Lora SX1272MB2xAS shield and connect External Grove-Wifi Module to UART of Lora shield. So anyone can please help, how i can get response as excepted. Compiler: Mbed online compiler

Thanks, Sunil