
5-125
Z380
™
USER'S MANUAL
ZILOG
DC-8297-03
OUTA
OUTPUT DIRECT TO PORT ADDRESS (BYTE)
OUT (nn),A
Operation: (nn) ← A
The byte of data from the accumulator is loaded into the selected peripheral. During the
I/O transaction, the peripheral address from the instruction is placed on the address bus.
Any bytes of address not specified in the instruction are driven on the address lines are all
zeros.
Flags: S: Unaffected
Z: Unaffected
H: Unaffected
V: Unaffected
N: Unaffected
C: Unaffected
Addressing Execute
Mode Syntax Instruction Format Time Note
OUTA (nn),A 11101101 11010011 -n(low)- -n(high) 2+o I
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