• variable suddenly reset to 0
    Hi ti all, i am developing a device with keil MDK arm and i encountred with an strange behavior, look at below code: uint16_t var = 1; uint16_t* ptr = 0; for(var = 1; var < 100; var++) { do_some_thing...
  • Web server becomes blocked
    Hi, I have been using the Keil embedded web server on a ARM Cortex M3 processor which is incorportated into the Smartfusion System on chip. The processor is used to control a box of electronics to control...
  • DPP2 suddenly used in (char __shuge *) assignment. Why?
    Code: char __shuge* ptr; ptr = (char __shuge *)0x00CC2000; Result: ptr == 0x00332000 Disassembly: MOV R4,#0x2000 MOV R5,#0x00CC MOV DPP2:0x1DAE,R4 MOV DPP2:0x1DB0,R5 Question: Why...
  • when i click on the project, the keil suddenly close
    Every time I click on the project, the keil suddenly close.But other function is ok. I have try to uninstall the keil and reinstall it for many time. But it didn't work. I have tried keil4 and keil5...
  • ULINK2 suddenly doesn't connect to PC anymore
    Hello, I'm working with the ULINK2 and MDK-ARM Version 3.04. I used the ULINK2 since January this year and it worked fine the whole time. Two days ago I wanted to continue my work and attached the...