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Routines |
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Used by the routine at 26788.
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| 26835 | XOR A | Clear last pressed key (LAST K system variable)... | ||||||
| 26836 | LD (23560),A | ... | ||||||
| 26839 | HALT | Wait for interrupt | ||||||
| 26840 | LD A,(23560) | Load A with last pressed key (LAST K system variable) | ||||||
| 26843 | OR A | If A is zero (i.e. no key pressed)... | ||||||
| 26844 | JR Z,26840 | ...then loop back to 26840 | ||||||
| 26846 | CALL 38221 | Make a beep | ||||||
| 26849 | CALL 37472 | Wait for keyboard to be released | ||||||
| 26852 | RET | Return | ||||||
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