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Routines |
| Prev: 9475 | Up: Map | Next: 9557 |
| 94A5 | LD IX,$5800 | IX=5800. | ||
| 94A9 | LD HL,$5B00 | HL=5B00 (attribute buffer location). | ||
| 94AC | LD DE,$6400 | DE=6400. | ||
| 94AF | LD A,($6D98) | A=*6D98. | ||
| 94B2 | OR A | Set the bits from A. | ||
| 94B3 | JP Z,$94B7 | Jump to 94B7 if {} is zero. | ||
| 94B6 | EX DE,HL | Exchange the DE and HL registers. | ||
| 94B7 | PUSH DE | Stash DE on the stack. | ||
| 94B8 | POP IY | Restore IY from the stack. | ||
| 94BA | LD A,(HL) | A=*HL. | ||
| 94BB | INC HL | Increment HL by one. | ||
| 94BC | OR A | Set the bits from A. | ||
| 94BD | JP Z,$94FE | Jump to 94FE if {} is zero. | ||
| 94C0 | CP $FF | Jump to 9508 if A is equal to FF. | ||
| 94C2 | JP Z,$9508 | |||
| 94C5 | LD B,A | B=A. | ||
| 94C6 | LD E,$00 | E=00. | ||
| 94C8 | CP (IY+$00) | Jump to 94CF if A is not equal to *IY+00. | ||
| 94CB | JP NZ,$94CF | |||
| 94CE | INC E | Increment E by one. | ||
| 94CF | LD A,(HL) | A=*HL. | ||
| 94D0 | OR A | Set the bits from A. | ||
| 94D1 | JP Z,$94FE | Jump to 94FE if {} is zero. | ||
| 94D4 | LD C,A | C=A. | ||
| 94D5 | CP (IY+$01) | Compare A with *IY+01. | ||
| 94D8 | JP NZ,$94DC | Jump to 94DC if {} is not zero. | ||
| 94DB | INC E | Increment E by one. | ||
| 94DC | INC HL | Increment HL by one. | ||
| 94DD | LD A,(HL) | A=*HL. | ||
| 94DE | CP (IY+$02) | Compare A with *IY+02. | ||
| 94E1 | JP NZ,$94E9 | Jump to 94E9 if {} is not zero. | ||
| 94E4 | BIT 1,E | Test bit 1 of E. | ||
| 94E6 | JP NZ,$94EE | Jump to 94EE if {} is not zero. | ||
| 94E9 | PUSH HL | Stash HL on the stack. | ||
| 94EA | CALL $950C | Call 950C. | ||
| 94ED | POP HL | Restore HL from the stack. | ||
| 94EE | INC HL | Increment HL by one. | ||
| 94EF | INC IX | Increment IX by one. | ||
| 94F1 | LD A,IXh | |||
| 94F3 | CP $5B | Compare A with 5B. | ||
| 94F5 | RET Z | Return if {} is zero. | ||
| 94F6 | LD DE,$0003 | IY+=0003. | ||
| 94F9 | ADD IY,DE | |||
| 94FB | JP $94BA | Jump to 94BA. | ||
| 94FE | INC HL | Increment HL by one. | ||
| 94FF | LD A,(HL) | A=*HL. | ||
| 9500 | SET 6,A | Set bit 6 of A. | ||
| 9502 | LD (IX+$00),A | Write A to *IX+00. | ||
| 9505 | JP $94EE | Jump to 94EE. | ||
| 9508 | INC HL | Increment HL by one. | ||
| 9509 | JP $94EE | Jump to 94EE. | ||
| 950C | SET 6,A | Set bit 6 of A. | ||
| 950E | LD (IX+$00),A | Write A to *IX+00. | ||
| 9511 | XOR A | Flip the bits according to A. | ||
| 9512 | LD L,B | L=B. | ||
| 9513 | LD H,A | H=A. | ||
| 9514 | ADD HL,HL | HL+=HL. | ||
| 9515 | LD DE,$E546 | HL+=E546. | ||
| 9518 | ADD HL,DE | |||
| 9519 | LD E,(HL) | E=*HL. | ||
| 951A | INC HL | Increment HL by one. | ||
| 951B | LD D,(HL) | D=*HL. | ||
| 951C | LD L,C | L=C. | ||
| 951D | LD H,A | H=A. | ||
| 951E | ADD HL,HL | HL+=HL. | ||
| 951F | ADD HL,HL | HL+=HL. | ||
| 9520 | ADD HL,HL | HL+=HL. | ||
| 9521 | ADD HL,DE | HL+=DE. | ||
| 9522 | EX DE,HL | Exchange the DE and HL registers. | ||
| 9523 | PUSH IX | Stash IX on the stack. | ||
| 9525 | POP HL | Restore HL from the stack. | ||
| 9526 | LD A,H | A=H. | ||
| 9527 | ADD A,A | A+=A. | ||
| 9528 | ADD A,A | A+=A. | ||
| 9529 | ADD A,A | A+=A. | ||
| 952A | AND %01011011 | Keep only bits 0-1, 3-4, 6. | ||
| 952C | LD H,A | H=A. | ||
| 952D | EX DE,HL | Exchange the DE and HL registers. | ||
| 952E | BIT 7,(IX+$00) | Test bit 7 of *IX+00. | ||
| 9532 | JP NZ,$953E | Jump to 953E if {} is not zero. | ||
| 9535 | LD B,$08 | B=08. | ||
| 9537 | LD A,(HL) | A=*HL. | ||
| 9538 | LD (DE),A | Write A to *DE. | ||
| 9539 | INC D | Increment D by one. | ||
| 953A | INC HL | Increment HL by one. | ||
| 953B | DJNZ $9537 | Decrease counter by one and loop back to 9537 until counter is zero. | ||
| 953D | RET | Return. | ||
| 953E | RES 7,(IX+$00) | Reset bit 7 of *IX+00. | ||
| 9542 | LD B,$08 | B=08. | ||
| 9544 | PUSH BC | Stash BC on the stack. | ||
| 9545 | LD A,(HL) | A=*HL. | ||
| 9546 | PUSH HL | Stash HL on the stack. | ||
| 9547 | LD HL,$E562 | HL=E562. | ||
| 954A | LD C,A | C=A. | ||
| 954B | LD B,$00 | B=00. | ||
| 954D | ADD HL,BC | HL+=BC. | ||
| 954E | LD A,(HL) | A=*HL. | ||
| 954F | POP HL | Restore HL from the stack. | ||
| 9550 | LD (DE),A | Write A to *DE. | ||
| 9551 | INC D | Increment D by one. | ||
| 9552 | INC HL | Increment HL by one. | ||
| 9553 | POP BC | Restore BC from the stack. | ||
| 9554 | DJNZ $9544 | Decrease counter by one and loop back to 9544 until counter is zero. | ||
| 9556 | RET | Return. | ||
| Prev: 9475 | Up: Map | Next: 9557 |