Hello im trying to send data to mobile application, im using the example on ble_peripheral/ble_app_uart but when i compile the folowing error apears.
inking target: _build/ble_app_template-0.0.1.out
_build/ble_app_template-0.0.1/main.c.o: In function `nus_data_handler':
/home/luisk/Documentos/Proyecto/nrf52BLE/./main.c:145: undefined reference to `app_uart_put'
/home/luisk/Documentos/Proyecto/nrf52BLE/./main.c:155: undefined reference to `app_uart_put'
/home/luisk/Documentos/Proyecto/nrf52BLE/./main.c:155: undefined reference to `app_uart_put'
_build/ble_app_template-0.0.1/main.c.o: In function `services_init':
/home/luisk/Documentos/Proyecto/nrf52BLE/./main.c:272: undefined reference to `ble_nus_init'
_build/ble_app_template-0.0.1/main.c.o: In function `main':
/home/luisk/Documentos/Proyecto/nrf52BLE/./main.c:324: undefined reference to `uart_init'
_build/ble_app_template-0.0.1/main.c.o:(.sdh_ble_observers2+0x8): undefined reference to `ble_nus_on_ble_evt'
collect2: error: ld returned 1 exit status
/opt/nrf52/components/toolchain/gcc/Makefile.common:292: fallo en las instrucciones para el objetivo '_build/ble_app_template-0.0.1.out'
make: *** [_build/ble_app_template-0.0.1.out] Error 1
i modify the sdk_config.h file to enable uart, and other services that i use.