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Routines |
| C | 254 |
| DE | Message address |
| 44776 | LD A,(DE) | A=ASCII code of next character in message |
| 44777 | INC DE | |
| 44778 | AND A | Have we reached the end of the message? |
| 44779 | RET Z | Return if so |
| 44780 | LD L,A | B=width (in pixels) of font character bitmap |
| 44781 | LD H,217 | |
| 44783 | LD B,(HL) | |
| 44784 | INC H | Pick up a pixel column for the font character and slide it into the graphic buffer |
| 44785 | LD A,(HL) | |
| 44786 | CALL 44520 | |
| 44789 | DEC C | Decrease the message column count |
| 44790 | DJNZ 44784 | Jump back until the entire font character has been done |
| 44792 | XOR A | Insert a blank pixel column between characters |
| 44793 | DEC C | |
| 44794 | CALL 44520 | |
| 44797 | JR 44776 | Continue until the message is finished |