Zilog Z08470 User Manual
Page 143
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UM008007-0715
Z80 Instruction Description
Z80 CPU
User Manual
131
P/V is reset.
N is reset.
C is not affected.
Example
The HL register pair contains
11111h
, the DE register pair contains
2222h
, the BC regis-
ter pair contains
0003h
, and memory locations contain the following data.
Upon the execution of an LDIR instruction, the contents of register pairs and memory
locations now contain:
(1111h) contains 88h (2222h)
contains 66h
(1112h) contains 36h (2223h)
contains 59h
(1113h) contains A5h (2224h)
contains C5h
HL contains
1114h
DE contains
2225h
BC contains
0000h
(1111h) contains 88h (2222h)
contains
88h
(1112h) contains 36h
(2223h)
contains
36h
(1113h) contains A5h (2224h)
contains
A5h