• Getting errors after including arm_math.h
    Hello i want to use dsp in my project in Keil IDE for that i have to include arm_math.h. In that case i am getting 30 errors C:\Keil_v5\ARM\PACK\ARM\CMSIS\5.6.0\CMSIS\DSP\Include\arm_math.h(1183...
  • error: # 5 cannot include arm_math.h
    I use an Arm Cortex M0 plus Controller and want to migrate a Project from Simplicity IDE to Keil IDE. But now there is always the error mentioned in the summary. I don't know why this error occur do...
  • Where to start in making abootloader??
    I am an arduino/raspberry pi programmer..I am currently trying to make a bootloader so the soc I can accept Windows.Please answer my question and be nice because I am just a 14 year old programmer. I...
  • systick problem
    hi i am trying to display the execution time with the systick : i read that there is a limitation to the size of this timer so i tried to add this function many times ,i though of summing the result...
  • how to resolve such problem
    I have a project.it uses a LIB document(p550_01a.lib).I add it to my project. but after linking ,the keil gives out such warning as follow: ***WARNING L1:UNRESOLVED EXTERNAL SYMBOL SYMBOL:SYS_INIT...