Z84C9008VSG Zilog, Z84C9008VSG Datasheet - Page 96
![no-image](/images/manufacturer_photos/0/7/729/zilog_sml.jpg)
Z84C9008VSG
Manufacturer Part Number
Z84C9008VSG
Description
IC 8MHZ Z80 KIO 84-PLCC
Manufacturer
Zilog
Series
Z80r
Specifications of Z84C9008VSG
Processor Type
Z80
Features
Serial/Parallel Input/Output, Counter/Timer Circuit
Speed
8MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
84-LCC (J-Lead)
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Cpu Speed
8MHz
Digital Ic Case Style
LCC
No. Of Pins
84
Supply Voltage Range
5V
Operating Temperature Range
0°C To +70°C
Svhc
No SVHC (18-Jun-2010)
Rohs Compliant
Yes
Base Number
84
Clock Frequency
8MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
Z84C9008VSG
Manufacturer:
Zilog
Quantity:
13
Company:
Part Number:
Z84C9008VSG
Manufacturer:
ZILOG
Quantity:
6 221
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UM008005-0205
Z80 CPU
User’s Manual
Z80 Status Indicator Flags
The flag registers (F and F') supply information to the user about the status
of the Z80 at any given time. The bit positions for each flag is listed below:
Each of the two flag registers contains 6 bits of status information that are
set or cleared by CPU operations. (Bits 3 and 5 are not used.) Four of these
bits (C, P/V, Z, and S) may be tested for use with conditional
or
for BCD arithmetic.
Carry Flag
The Carry Flag (C) is set or cleared depending on the operation performed.
For
generate a Borrow, the Carry Flag sets. The Carry Flag is reset by an
instruction that does not generate a Carry, and by a
does not generate a Borrow. This saved Carry facilitates software routines
Symbol
C
N
P/V
H
Z
S
X
7
S
RETURN
ADD
instructions that generate a Carry, and
6
Z
Field Name
Carry Flag
Add/Subtract
Parity/Overflow Flag
Half Carry Flag
Zero Flag
Sign Flag
Not Used
instructions. Two flags may not be tested (H, N) and are used
5
X
4
N
3
X
SUB
2
P/V
SUB
instructions that
Z80 Instruction Set
instruction that
1
N
JUMP
0
C
,
CALL
ADD
,
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