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27
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 |
taylorza
/ z80_malloc.s
Created
January 16, 2022 02:02
— forked from tomstorey/z80_malloc.s
malloc and free implementation in Z80 assembly
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| heap_start .equ 0x9000 ; Starting address of heap | |
| heap_size .equ 0x0100 ; Number of bytes available in heap | |
| .org 0 | |
| jp main | |
| .org 0x100 | |
| main: | |
| ld HL, 0x8100 |
taylorza
/ disz80.asm
Created
July 5, 2024 19:40
— forked from jblang/disz80.asm
John Kerr's DIS-Z80 with Comments
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| SECTION code_clib | |
| PUBLIC disz80 | |
| PUBLIC _disz80 | |
| EXTERN fputc_cons | |
| ; This code is been found in a ZX Spectrum tool called UTILITY3 v1.3 |