• The extern and non-extern variables
    Hi, As I was in the progress of learning 8051(specifically F340 uC from Silabs) with Keil C51 compiler. I came across this extern variable. This is what happen, hope somebody can enlighten me: In...
  • Accessing and manipulating external variable
    hai all, i am doing small programs for how do we accessing and manipulating external variable data from assembler file(A51 file). i have declared one external variable in another file like extern...
  • Uncalled segment due to external variable?
    I know you have many discussions about warning L16 but I couldn't find one that would match with my problem below. I got a warning L16: uncalled segment - SEGMENT: ?PR?API_module2?MODULE2 which my...
  • Problem on debugger with extern variable
    Hello everybody, I have a problem with a global variable. This variable is declared as extern. It is reset to 0 automatically inside the Keil µVisionb 4 debugger when used in a function written in...
  • Use External Ram for variable
    Hi, i'm working with STR710FZ2, now i have converted my project from CARM to REALVIEW. I use: - on_chip IRAM1 for internal variable, - on_chip IRAM2 for RAM function My problem is that i want...