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| author | Thomas Albers Raviola <thomas@thomaslabs.org> | 2024-11-21 15:55:03 +0100 |
|---|---|---|
| committer | Thomas Albers Raviola <thomas@thomaslabs.org> | 2024-11-21 15:55:03 +0100 |
| commit | 6d4ad089c5b758ad8af4f68bf385a26ec4e9653a (patch) | |
| tree | 2fd65006b57d646b53e121aef42bba5ee5852840 /asm/delay.asm | |
Initial commit
Diffstat (limited to 'asm/delay.asm')
| -rw-r--r-- | asm/delay.asm | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/asm/delay.asm b/asm/delay.asm new file mode 100644 index 0000000..f04f046 --- /dev/null +++ b/asm/delay.asm @@ -0,0 +1,13 @@ + .module delay + +__delay_ms:: + ld b, a +1$: + ld hl, #400 +2$: + dec hl + ld a, h + or l + jr nz, 2$ + djnz 1$ + ret |