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Routines |
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| 28160 | LD A,(HL) | Pick up the ASCII code of the next character to print | ||||||||
| 28161 | ADD A,A | Have we reached the end of the message? | ||||||||
| 28162 | RET Z | Return if so | ||||||||
| 28163 | NOP | |||||||||
| 28164 | NOP | |||||||||
| 28165 | INC HL | Point HL at the next character in the message | ||||||||
| 28166 | PUSH HL | Save this pointer for now | ||||||||
| 28167 | PUSH DE | Save the display file address | ||||||||
| 28168 | LD H,15 | Point HL at the base address of the graphic data for the font character (in the ROM) | ||||||||
| 28170 | LD L,A | |||||||||
| 28171 | ADD HL,HL | |||||||||
| 28172 | ADD HL,HL | |||||||||
| 28173 | LD B,8 | Print the character on the screen | ||||||||
| 28175 | LD A,(HL) | |||||||||
| 28176 | LD (DE),A | |||||||||
| 28177 | INC L | |||||||||
| 28178 | INC D | |||||||||
| 28179 | DJNZ 28175 | |||||||||
| 28181 | POP DE | Restore the display file address to DE | ||||||||
| 28182 | POP HL | Restore the pointer to the next character in the message | ||||||||
| 28183 | INC E | Point DE at the next display file location | ||||||||
| 28184 | JR 28160 | Jump back to print the next character | ||||||||
| Prev: 28159 | Up: Map | Next: 28186 |