Z89320 View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z89320' PDF : 7 Pages View PDF
GENERAL DESCRIPTION (Continued)
Register
Pointer
0-2
256 Word
RAM
0
256 Word
RAM
1
Register
Pointer
4-6
Instruction
Register
S-Bus
16-Bit Bus
Switch
X
Y
16 x16
Multiplier
24-bit P
24
24-Bit Bus
P Bus
MUX
Shifter
B
A
ALU
Switch
D Bus
Stack
Status
(5)
PC
4K
Word
ROM
Ready
16-bit
I/O
Port
16
EXT0-15
/RDYE,
ER//W,
/EI
3
EA0-2
Interrupt
User
Port
3
INTO-2
/RESET
2
UI0-1
2
UO0-1
ACC
Functional Block Diagram
2
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