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    µVision Build Log
    Tool Versions:
    IDE-Version: µVision V5.26.2.0
    Copyright (C) 2018 ARM Ltd and ARM Germany GmbH. All rights reserved.
    License Information: Papa John, Johny Boy, LIC=HF8LQ-NPA2F-329L5-GW3TL-7BGKI-WGE5D

    Tool Versions:
    Toolchain:       MDK-ARM Professional  Version: 5.26.2.0
    Toolchain Path:  C:\Keil_v5\ARM\ARMCC\Bin
    C Compiler:      Armcc.exe V5.06 update 6 (build 750)
    Assembler:       Armasm.exe V5.06 update 6 (build 750)
    Linker/Locator:  ArmLink.exe V5.06 update 6 (build 750)
    Library Manager: ArmAr.exe V5.06 update 6 (build 750)
    Hex Converter:   FromElf.exe V5.06 update 6 (build 750)
    CPU DLL:
    Dialog DLL:
    Target DLL:      STLink\ST-LINKIII-KEIL_SWO.dll V3.0.5.0
    Dialog DLL:      TCM.DLL V1.36.1.0

    Project:
    C:\Nordic_Semi\nRF5_SDK_15.2.0_9412b96\examples\peripheral\saadc\pca10040\blank\arm5_no_packs\saadc_pca10040.uvprojx
    Project File Date:  08/07/2019

    Output:
    *** Using Compiler 'V5.06 update 6 (build 750)', folder: 'C:\Keil_v5\ARM\ARMCC\Bin'
    Rebuild target 'nrf52832_xxaa'
    compiling nrf_drv_ppi.c...
    compiling boards.c...
    compiling main.c...
    ..\..\..\main.c(161): warning:  #188-D: enumerated type mixed with another type
      		channel_config.gain = SAADC_CH_CONFIG_GAIN_Gain1_6;
    ..\..\..\main.c: 1 warning, 0 errors
    compiling nrf_drv_uart.c...
    compiling nrfx_prs.c...
    compiling nrfx_ppi.c...
    compiling nrfx_timer.c...
    compiling nrfx_saadc.c...
    compiling nrfx_uart.c...
    compiling nrfx_twi.c...
    compiling nrfx_twim.c...
    compiling nrfx_uarte.c...
    compiling app_error.c...
    compiling app_error_handler_keil.c...
    compiling nrf_drv_twi.c...
    compiling app_util_platform.c...
    compiling nrf_assert.c...
    compiling app_error_weak.c...
    compiling nrf_atomic.c...
    compiling nrf_fprintf.c...
    compiling nrf_balloc.c...
    compiling nrf_fprintf_format.c...
    compiling nrf_memobj.c...
    compiling nrf_pwr_mgmt.c...
    compiling nrf_ringbuf.c...
    compiling nrf_section_iter.c...
    compiling nrf_strerror.c...
    compiling nrf_log_backend_rtt.c...
    compiling nrf_log_backend_serial.c...
    compiling nrf_log_backend_uart.c...
    compiling nrf_log_default_backends.c...
    compiling nrf_log_str_formatter.c...
    compiling nrf_log_frontend.c...
    compiling SEGGER_RTT_Syscalls_KEIL.c...
    compiling SEGGER_RTT_printf.c...
    compiling SEGGER_RTT.c...
    assembling arm_startup_nrf52.s...
    compiling hx711.c...
    compiling system_nrf52.c...
    compiling i2c_control.c...
    ..\..\..\Drivers\i2c_control.c(87): warning:  #188-D: enumerated type mixed with another type
             .frequency          = NRF_TWI_FREQ_100K,
    ..\..\..\Drivers\i2c_control.c(27): warning:  #177-D: variable "m_sample"  was declared but never referenced
      static uint8_t m_sample; // Buffer for samples read from I2C slave
    ..\..\..\Drivers\i2c_control.c: 2 warnings, 0 errors
    linking...
    .\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol nrfx_twi_init (referred from nrf_drv_twi.o).
    .\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol nrfx_twi_disable (referred from i2c_control.o).
    .\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol nrfx_twi_enable (referred from i2c_control.o).
    .\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol nrfx_twi_rx (referred from i2c_control.o).
    .\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol nrfx_twi_tx (referred from i2c_control.o).
    .\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol nrfx_twi_uninit (referred from i2c_control.o).
    Not enough information to list image symbols.
    Not enough information to list load addresses in the image map.
    Finished: 2 information, 0 warning and 6 error messages.
    ".\_build\nrf52832_xxaa.axf" - 6 Error(s), 3 Warning(s).

    Software Packages used:

    Package Vendor: ARM
                    http://www.keil.com/pack/ARM.CMSIS.4.5.0.pack
                    ARM.CMSIS.4.5.0
                    CMSIS (Cortex Microcontroller Software Interface Standard)
       * Component: CORE Version: 4.3.0

    Package Vendor: NordicSemiconductor
                    http://developer.nordicsemi.com/nRF5_SDK/pieces/nRF_DeviceFamilyPack/NordicSemiconductor.nRF_DeviceFamilyPack.8.17.0.pack
                    NordicSemiconductor.nRF_DeviceFamilyPack.8.17.0
                    Nordic Semiconductor nRF ARM devices Device Family Pack.
       * Component: Startup Version: 8.17.0

    Collection of Component include folders:
      .\RTE\_nrf52832_xxaa
      C:\Keil_v5\ARM\PACK\ARM\CMSIS\4.5.0\CMSIS\Include
      C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_DeviceFamilyPack\8.17.0\Device\Include

    Collection of Component Files used:

       * Component: ARM::CMSIS:CORE:4.3.0

       * Component: NordicSemiconductor::Device:Startup:8.17.0
          Source file:   Device\Source\system_nrf52.c
          Include file:  Device\Include\system_nrf52.h
          Source file:   Device\Source\arm\arm_startup_nrf52.s
    Target not created.
    Build Time Elapsed:  00:00:51