
UM008007-0715 Z80 Instruction Description
Z80 CPU
User Manual
237
P/V is set if the parity of the Accumulator is even after an operation; otherwise, it is reset.
N is reset.
C is not affected.
Example
The HL register pair contains 5000h and the Accumulator and memory location 5000h
contain the following data.
Upon the execution of an RLD instruction, the Accumulator and memory location
5000h
now contain:
01 1 10011
76 4 10253
Accumulator
00 1 01010
76 4 10253
(5000h)
01 1 11010
76 4 10253
Accumulator
00 1 10001
76 4 10253
(5000h)
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