| TirNaNog | Routines |
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Used by the routines at Vector_Main and UpdateKeyboardInput.
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| KeyboardScan | 76F8 | LD HL,KeyStatesLast | Scan through all key states and store in memory as bit flags. | |
| 76FB | LD E,$80 | |||
| 76FD | LD BC,$7FFE | |||
| KeyboardScan_0 | 7700 | IN D,(C) | ||
| 7702 | LD (HL),D | |||
| 7703 | AND A | |||
| 7704 | RR E | |||
| 7706 | RET Z | |||
| 7707 | DEC HL | |||
| 7708 | LD A,B | |||
| 7709 | ADD A,E | |||
| 770A | LD B,A | |||
| 770B | JR KeyboardScan_0 | |||
| Prev: 768A | Up: Map | Next: 770D |