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adding SPI to ble_app_uart

im using Feather EVM. im using the app_ble_uart . after i added SPI to the project i dont get any errors but the code does not run (goes to main) and when i press run it goes into hard fault.

the SPI is enabled. 

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  • Feather EVM

    You mean this: https://www.adafruit.com/product/3406

    Have you tried using the SPI on its own - without BLE ?

    Have you used the debugger to see what's causing the Hard Fault?

    Have you enabled the debug logs for information on what's causing the crash?

  • You mean this: https://www.adafruit.com/product/3406 - yes

    Have you tried using the SPI on its own - without BLE ? - yes

    Have you used the debugger to see what's causing the Hard Fault? - im using IAR debugger

    Have you enabled the debug logs for information on what's causing the crash? - how do i do that ?

  • This looks like it is caused by errors on the UART HW. Try commenting out/remove call to uart_init() in main, this is what initializes the UART peripheral. You will also have to remove calls to app_uart_put() in nus_data_handler(), as calling this when the app_uart library is not initialized will cause errors.

  • thaks

    i did it but now in nrf_drv_uart.h , im getting :

    Building configuration: ble_app_uart_pca10040_s132 - nrf52832_xxaa
    Updating build tree...
    app_uart_fifo.c
    Error[Pe020]: identifier "nrf_uarte_baudrate_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 122
    Error[Pe020]: identifier "nrf_uarte_error_mask_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 127
    Error[Pe020]: identifier "nrf_uarte_hwfc_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 130
    Error[Pe020]: identifier "nrf_uarte_parity_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 133
    Error[Pe020]: identifier "nrf_uarte_task_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 134
    Error[Pe020]: identifier "nrf_uarte_event_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 135
    Error[Pe020]: identifier "NRF_UARTE_PSEL_DISCONNECTED" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\components\libraries\uart\app_uart_fifo.c 151
    Error[Pe020]: identifier "NRF_UARTE_HWFC_DISABLED" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\components\libraries\uart\app_uart_fifo.c 154
    Error[Pe020]: identifier "NRF_UARTE_HWFC_ENABLED" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\components\libraries\uart\app_uart_fifo.c 154
    Error[Pe020]: identifier "NRF_UARTE_PARITY_INCLUDED" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\components\libraries\uart\app_uart_fifo.c 156
    Error[Pe020]: identifier "NRF_UARTE_PARITY_EXCLUDED" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\components\libraries\uart\app_uart_fifo.c 156
    Error while running C/C++ Compiler
    main.c
    nrf_drv_uart.c
    Error[Pe020]: identifier "nrf_uarte_baudrate_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 122
    Error[Pe020]: identifier "nrf_uarte_error_mask_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 127
    Error[Pe020]: identifier "nrf_uarte_hwfc_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 130
    Error[Pe020]: identifier "nrf_uarte_parity_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 133
    Error[Pe020]: identifier "nrf_uarte_task_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 134
    Error[Pe020]: identifier "nrf_uarte_event_t" is undefined D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.h 135
    Error[Pe550]: variable "config" was set but never used D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.c 124
    Error[Pe550]: variable "m_handlers" was set but never used D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.c 49
    Error[Pe550]: variable "m_contexts" was set but never used D:\Documents\Projects\work facilitation\Miter sow\C ble_app org + spi\integration\nrfx\legacy\nrf_drv_uart.c 50
    Error while running C/C++ Compiler

    Total number of errors: 20
    Total number of warnings: 0

  • You must have made more changes than the ones I suggested to get those errors. Did you modify sdk_config.h or remove some includes/source files?

  • thank you. after clearing all the errors its working.

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