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
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: