Z80182 Zilog., Z80182 Datasheet - Page 2
Z80182
Manufacturer Part Number
Z80182
Description
Z8018x Family MPU
Manufacturer
Zilog.
Datasheet
1.Z80182.pdf
(109 pages)
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Zilog
GENERAL DESCRIPTION (Continued)
3-2
Z180 Signals
ESCC Ch. A
/ROMCS
/RAMCS
or Port C
Rx Data
or Port B
Tx Data
A19-A0
Control
Control
ESCC
D7-D0
85230
Note: Conventional use of the term "MPU side" refers to all interface through the Z180 MPU
Transceiver
Channel
85230
ESCC
Bus
core and "PC side" refers to all interface through the16550 MIMIC interface.
A
Figure 1. Z80182/Z8L182 Functional Block Diagram
MUX
Address
Decode
8-Bit Parallel
Port C
P R E L I M I N A R Y
MUX
(Static Z80180)
MPU Core
Z8S180
8-Bit Parallel
Port B
8-Bit Parallel
/TRxCB
Port A
Logic
GLU
MUX
Channel
Interface
85230
ESCC
16550
MIMIC
B
Z
ILOG
I
NTELLIGENT
DS971820600
EV1
EV2
16550 MIMIC
or ESCC
85230 Ch. B
and Port A
Z80182/Z8L182
P
ERIPHERAL