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Routines |
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30258 | LD HL,55583 | Point HL at the end of the buffer at 55563 | ||
30261 | RRCA | Discard the baseline bit | ||
30262 | LD C,7 | We will consider the remaining 7 bits | ||
30264 | LD B,3 | The buffer is 3 character squares wide | ||
30266 | RRCA | Drop a bit into the carry flag | ||
30267 | RL (HL) | Pick it up in the buffer and shift the other pixels in this row one to the left | ||
30269 | DEC HL | |||
30270 | DJNZ 30267 | |||
30272 | DEC C | Next bit | ||
30273 | JR NZ,30264 | Jump back until all 7 bits in the column are done | ||
30275 | RET |
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