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Routines |
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Used by the routine at 64034.
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| 64159 | LD C,254 | IN 61438 reads the half row O to 6 | ||||||
| 64161 | LD B,239 | ... | ||||||
| 64163 | IN A,(C) | ... | ||||||
| 64165 | BIT 4,A | If joystick moved left ("6" key pressed)... | ||||||
| 64167 | CALL Z,64192 | ...store a LEFT input from control device | ||||||
| 64170 | BIT 3,A | If joystick moved right ("7" key pressed)... | ||||||
| 64172 | CALL Z,64195 | ...store a RIGHT input from control device | ||||||
| 64175 | BIT 2,A | If joystick moved down ("8" key pressed)... | ||||||
| 64177 | CALL Z,64201 | ...store a DOWN input from control device | ||||||
| 64180 | BIT 1,A | If joystick moved down ("9" key pressed)... | ||||||
| 64182 | CALL Z,64198 | ...store an UP input from control device | ||||||
| 64185 | BIT 0,A | If fire button pressed ("0" key pressed)... | ||||||
| 64187 | CALL Z,64204 | ...store a FIRE input from control device | ||||||
| 64190 | LD A,(HL) | Return stored joystick movement in A | ||||||
| 64191 | RET | Return | ||||||
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