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25 lines
484 B
NASM
25 lines
484 B
NASM
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%macro print_reg 1
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mov dx, %1
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mov cx, 16
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print_reg_loop:
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push cx
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mov al, '0'
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test dh, 10000000b
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jz print_reg_do
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mov al, '1'
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print_reg_do:
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mov bx, 0x0006 ; page = 0 (BH), color = gray on black (BL)
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mov ah, 0x09 ; write character stored in AL
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mov cx, 1
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int 0x10
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mov ah, 3 ; move cursor one column forward
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int 0x10
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inc dx
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mov ah, 2 ; set cursor
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int 0x10
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pop cx
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shl dx, 1
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loop print_reg_loop
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jmp $
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%endmacro
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