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Routines |
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Used by the routine at ProcessLocationDisplay.
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| ExtractCharacterAttribute | B772 | LD HL,$5DBF | HL=5DBF. | |||||||||
| B775 | LD A,D | A=D. | ||||||||||
| B776 | AND %00001111 | Keep only bits 0-3. | ||||||||||
| B778 | LD D,A | D=A. | ||||||||||
| B779 | ADD HL,DE | HL+=DE. | ||||||||||
| B77A | LD A,(HL) | A=*HL. | ||||||||||
| B77B | AND %11110000 | Keep only bits 4-7. | ||||||||||
| B77D | RET | Return. | ||||||||||
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