• Assembler
    I am working on a design for school. I am writing in basic atmel assembly. I am currently using a free assembler provided with 8051 textbook (A51--developed by PseudoCorp) that does not assemble any code...
  • assembly code
    while doing assembly code in Keil i got an error as C:\KEIL\C51\INC\ATMEL\REGX51.H(178): error A10: ATTEMPT TO DEFINE AN ALREADY DEFINED SYMBOL if i donot include the regx51 file the error is gone...
  • Assembly and C51
    Hello,there: I have met a tough quesiton, how to program with C and Assembly in the project using KEIL(verison 3.0), for example, I wana program the frame with C, and the functions with assembly, especially...
  • reentrant in assembly
    Hello, If i write a function in assembly and name it with prefix _? , ( example _?FUNCNAME ) will this make that function automatically reentrant. Or is it just a naming convention used by Keil if you...
  • assembler conditional
    00DE 18 IXLENGTH equ 222; 19 20 21 $IF ((LOW IXLENGTH) = 0 ) 0000 7E00 22 mov r6,#HIGH IXLENGTH 23 $ELSE mov r6,#((HIGH IXLENGTH) +1) $ENDIF 26 27 0100 28 XLENGTH equ 256; 29 30 31...