Unused |
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Remnants of an old version of the routine at 6000.
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607B | SET 7,E | Point DE at the attribute byte for the skool coordinates (X,Y) | ||
607D | LD A,(DE) | Pick the attribute byte up in A | ||
607E | RES 7,E | Restore the skool coordinates (X,Y) to DE | ||
6080 | EXX | |||
6081 | LD (HL),A | Poke the attribute byte onto the screen | ||
6082 | LD A,C | |||
6083 | ADD A,E | |||
6084 | LD E,A | |||
6085 | JR C,$608B | |||
6087 | LD A,D | |||
6088 | SUB $08 | |||
608A | LD D,A | |||
608B | ADD HL,BC | |||
608C | EXX | |||
608D | EX DE,HL | |||
608E | INC H | |||
608F | DEC C | One more row done | ||
6090 | POP DE | |||
6091 | JR NZ,$606B | Jump back until all 21 rows are done | ||
6093 | RET | |||
6094 | DEFS $07 |
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