Zilog Z08470 Manual de usuario Pagina 321

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UM008007-0715 Z80 Instruction Description
Z80 CPU
User Manual
309
If B = 0:
Condition Bits Affected
S is unknown.
Z is set.
H is unknown.
P/V is unknown.
N is set.
C is not affected.
Example
Register C contains 07h, Register B contains 03h, the HL register pair contains 1000h,
and memory locations contain the following data.
Upon the execution of an OTIR instruction, the HL register pair contains
1003h, Register
B contains a 0, and a group of bytes is written to the peripheral device mapped to I/O port
address
07h in the following sequence:
M Cycles T States 4 MHz E.T.
4 16 (4, 5, 3, 4) 4.00
1000h contains 51h
1001h contains A9h
1002h contains 03h
51h
A9h
03h
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