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Routines |
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| B2C0 | LD L,(IX+$05) | L=*IX+05. | ||
| B2C3 | LD H,(IX+$06) | H=*IX+06. | ||
| B2C6 | LD C,(IX+$04) | C=*IX+04. | ||
| B2C9 | LD B,(IX+$03) | B=*IX+03. | ||
| B2CC | PUSH HL | IX=HL (using the stack). | ||
| B2CD | POP IX | |||
| B2CF | SET 5,H | Set bit 5 of H. | ||
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This entry point is used by the routine at B591.
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| B2D1 | LD DE,$0020 | DE=0020. | ||
| B2D4 | PUSH HL | Stash HL, IX and BC on the stack. | ||
| B2D5 | PUSH IX | |||
| B2D7 | PUSH BC | |||
| B2D8 | LD A,(HL) | A=*HL. | ||
| B2D9 | AND %01111111 | Keep only bits 0-6. | ||
| B2DB | LD (IX+$00),A | Write A to *IX+00. | ||
| B2DE | ADD HL,DE | HL+=DE. | ||
| B2DF | ADD IX,DE | IX+=DE. | ||
| B2E1 | DJNZ $B2D8 | Decrease counter by one and loop back to B2D8 until counter is zero. | ||
| B2E3 | POP BC | Restore BC, IX and HL from the stack. | ||
| B2E4 | POP IX | |||
| B2E6 | POP HL | |||
| B2E7 | INC IX | Increment IX by one. | ||
| B2E9 | INC HL | Increment HL by one. | ||
| B2EA | DEC C | Decrease C by one. | ||
| B2EB | JR NZ,$B2D1 | Jump to B2D1. | ||
| B2ED | RET | Return. | ||
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