Download Debug Exe For Dosbox Windows -

-A 100 0AF7:0100 MOV AH, 4C 0AF7:0102 INT 21 0AF7:0104 [Press Enter] Now run it with G (Go). The program will exit back to DEBUG. To see what’s at address 0100 :

R BX DEBUG will show the current value and wait for a new hex value. Type 1234 and press Enter. Let’s write a one-instruction program that exits cleanly: Download Debug Exe For Dosbox Windows

To change a register value, e.g., set BX to 1234 : -A 100 0AF7:0100 MOV AH, 4C 0AF7:0102 INT