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Routines |
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BBEA | CALL $BBF9 | Copy a row of 3 attribute colors | ||||||||
BBED | LD BC,$001E | Increment address into attribute file to the next row | ||||||||
BBF0 | ADD HL,BC | |||||||||
BBF1 | CALL $BBF9 | Copy a row of 3 attribute colors | ||||||||
BBF4 | ADD HL,BC | Increment address into attribute file to the next row | ||||||||
BBF5 | CALL $BBF9 | Copy a row of 3 attribute colors | ||||||||
BBF8 | RET | |||||||||
Copy a row of attribute colors
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BBF9 | LD A,(DE) | Copy an attribute color from attribute buffer to attribute file | ||||||||
BBFA | LD (HL),A | |||||||||
BBFB | INC HL | Increment address into attribute file and buffer | ||||||||
BBFC | INC DE | |||||||||
BBFD | LD A,(DE) | Copy an attribute color from attribute buffer to attribute file | ||||||||
BBFE | LD (HL),A | |||||||||
BBFF | INC HL | Increment address into attribute file and buffer | ||||||||
BC00 | INC DE | |||||||||
BC01 | LD A,(DE) | Copy an attribute color from attribute buffer to attribute file | ||||||||
BC02 | LD (HL),A | |||||||||
BC03 | PUSH HL | Save HL | ||||||||
BC04 | LD HL,$001E | Increment address into attribute buffer to the next row | ||||||||
BC07 | ADD HL,DE | |||||||||
BC08 | EX DE,HL | |||||||||
BC09 | POP HL | |||||||||
BC0A | RET |
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