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Routines |
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Used by the routine at C6B6.
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Follows the previous routine keyboard control checks for up/down/left/right/fire.
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| C758 | LD BC,$DFFE | Keyboard port for Y, U, I, O, P keys | ||
| C75B | IN A,(C) | Get input from keyboard | ||
| C75D | OR %11111110 | 'P' key to check is the lowest bit (bit 0), so set all the other bits (1-7) to 1 | ||
| C75F | CP %11111111 | If all bits set (including bit 0), it means that 'P' ISN'T being pressed | ||
| C761 | JR Z,$C7D0 | If that's the case, jump to C7D0 Otherwise, continue to the pause game routine |
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