• Debug problems with emul51 version 5.5
    hi there, I have problems with opening source modules for debugging a running firmware. When I try to open a module with the command 'DOM' (f.e. 'DOM myfile.c'), there appears the message '002 MODULE...
  • send a continous char
    does anyone have an idea of how to continuously send a character using the UART function on an 8051 in assembly language. the following code i have doesnt seem to work, the compiler tells me theres a...
  • Writing to a specified memory location
    Hi , I am giving a small C program ..this is to find the factorial of a given number. I would like to know how i could write the output value " fact "to a specifed memory location (For example like...
  • Software reset for Dallas 390 continous mode
    Anyone now how can you perform a software reset on a Dallas 390 when it is in continous mode? The following suggested code does not work. ((void (code *) (void)) 0x000000) (); I believe this...
  • c51: accessing absolute memory locations
    There are absolute memory macros to access memory addresses in 8051, do we have any such to access externally connected flash through 8051? I tried using C pointers, it does not seem to be reading...