i have a error :
Build started: Project: led*** Using Compiler 'V5.06 update 6 (build 750)', folder: 'C:\Keil_v5\ARM\ARMCC\Bin'Build target 'Target 1'compiling system_TM4C123.c...C:\Users\Ahmed\AppData\Local\Arm\Packs\Keil\TM4C_DFP\1.1.0\Device\Include\TM4C123\TM4C123GH6PM.h(167): error: #5: cannot open source input file "core_cm4.h": No such file or directory #include "core_cm4.h" /*!< Cortex-M4 processor and core peripherals */RTE\Device\TM4C123GH6PM\system_TM4C123.c: 0 warnings, 1 errorcompiling main.c...main.c(39): warning: #111-D: statement is unreachable return 0;main.c: 1 warning, 0 errors".\Objects\led.axf" - 1 Error(s), 1 Warning(s).Target not created.Build Time Elapsed: 00:00:03
So fix the "Include Paths" under the C/C++ Settings tab to point to the directory where the CMSIS files are located.
Output logs like that are generally best posted as for source code (just leave the 'language' set as 'Text).
Ahmed Mohamed said:error: #5: cannot open source input file "core_cm4.h": No such file or directory
As Westonsupermare Pier says, most likely because you have not (correctly) configured your Include Paths
https://devzone.nordicsemi.com/f/nordic-q-a/46716/simple-adc-code/184681#184681
Ahmed Mohamed said:main.c(39): warning: #111-D: statement is unreachable
So: