Hii everyone
I wants to send commands to gsm and stored these command to any buffer
but not done anyone help me.....
Presumably, AT commands?
AT Commands were well established long before Cortex-M was even a twinkle in ARM's eyes - there's loads available on the interwebs
eg,
www.avrfreaks.net/.../2247176
https://www.avrfreaks.net/comment/2212166#comment-2212166
https://www.avrfreaks.net/comment/2212181#comment-2212181
etc, etc, etc, ...
yes i want to send at command from my stm32f mcu and receive the response in buffer