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Routines |
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Common control input return routine.
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| Read_Control_Input_Return | F6D8 | AND %00011111 | Keep only the lower five control bits. | |
| F6DA | LD B,A | Copy the masked input bits to B and C. | ||
| F6DB | LD C,A | |||
| F6DC | RET | Return. | ||
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