33 lines
303 B
NASM
33 lines
303 B
NASM
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.org 0x100
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MAIN_LOOP:
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MOV DL,#0xF0
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DELAY11:
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MOV AX,#0x0000
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DELAY1:
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INC AX
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JNZ DELAY1
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INC DL
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JNZ DELAY11
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MOV AL,#0x01
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out byte #0xB0
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MOV DL,#0xF0
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DELAY21:
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MOV AX,#0x0000
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DELAY2:
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INC AX
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JNZ DELAY2
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INC DL
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JNZ DELAY21
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MOV AL,#0x00
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out byte #0xB0
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MOV AX,#0x0100
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JMP AX
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.ORG 0xFFF0
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MOV AX,#0x0100
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JMP AX
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