Chris Taylor taylorza
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| TITLE (ROM BIOS FOR IBM PERSONAL COMPUTER) | |
| .MODEL COMPACT | |
| OPTION M510 | |
| ;------------------- | |
| ;EQUATES | |
| ;------------------- | |
| PORT_A EQU 60H ;8255 PORT A ADDR | |
| PORT_B EQU 61H ;8255 PORT B ADDR | |
| PORT_C EQU 62H ;8255 PORT C ADDR |
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