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Routines |
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Used by the routine at 6500.
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| 6424 | LD C,$05 | C=05. | ||
| 6426 | LD B,$20 | B=20. | ||
| 6428 | LD A,(HL) | A=*HL. | ||
| 6429 | INC HL | Increment HL by one. | ||
| 642A | LD (DE),A | Write A to *DE. | ||
| 642B | INC E | Increment E by one. | ||
| 642C | DJNZ $6428 | Decrease counter by one and loop back to 6428 until counter is zero. | ||
| 642E | DEC E | Decrease E by one. | ||
| 642F | LD A,E | A=E. | ||
| 6430 | AND %11100000 | Keep only bits 5-7. | ||
| 6432 | LD E,A | E=A. | ||
| 6433 | INC D | Increment D by one. | ||
| 6434 | DEC C | Decrease C by one. | ||
| 6435 | JR NZ,$6426 | Jump to 6426 until C is zero. | ||
| 6437 | ADD A,$20 | A+=20. | ||
| 6439 | LD E,A | E=A. | ||
| 643A | RET Z | Return if A is zero. | ||
| 643B | LD A,D | D-=05. | ||
| 643C | SUB $05 | |||
| 643E | LD D,A | |||
| 643F | RET | Return. | ||
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