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Interfacing GSM module with STM32F0

I am interfacing a gsm module with stm32f0 board. I am new to this section. I want to send and receive AT command to gsm module and receive its response via UART. Sending section is completed but problem with receiving part. please get me out this thing.

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  • Hi

    What I know about your problem is not related to the hardware, but to the management of the UART. To operate correctly you must know the size of the stream transmitted via the UART, otherwise the reception buffer
    will be incorrect. I have experienced this on a client-server.

    The procedure is -> Read the buffer (number of characters received only).

    Good luck

Reply
  • Hi

    What I know about your problem is not related to the hardware, but to the management of the UART. To operate correctly you must know the size of the stream transmitted via the UART, otherwise the reception buffer
    will be incorrect. I have experienced this on a client-server.

    The procedure is -> Read the buffer (number of characters received only).

    Good luck

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