RLD |
Rotate left decimal. | |||||||||
Function: | ||||||||||
Format: |
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byte 1: ED |
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byte 2: 6F |
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Description: | The 4 low order bits of the memory location addressed by the contents of HL are moved to the high order bit positions of that same location. The 4 high order bits are moved to the 4 lower order bit of the accumulator. The low order of the accumulator is moved to the 4 low order bits of the memory location originally specified. All of these operations occur simultaneously. |
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Data Flow: | ||||||||||
Timing: | 5 M cycles; 18 T states: 9 usec @ 2 MHz |
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Addressing Mode: | indirect |
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Flags: | ||||||||||
Example: | RLD |
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OBJECT CODE |
Before: |
After: |
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