Z80182 Zilog., Z80182 Datasheet - Page 16

• Manufacturer Part Number: Z80182
• Description: Z8018x Family MPU
• Manufacturer: Zilog.

Zilog
Z80182/Z8L182 FUNCTIONAL DESCRIPTION
Functionally, the on-chip Z182 MPU and ESCC
same as the discrete devices (Figure 1). Therefore, for a
detailed description of each individual unit, refer to the
Z182 MPU FUNCTIONAL DESCRIPTION
This unit provides all the capabilities and pins of the Zilog
Z8S180 MPU (Static Z80180 MPU). Figure 4 shows the
S180 MPU Block Diagram of the Z182. This allows 100%
3-16
RxS//CTS
/TOUT
CKS
A18
TxS
Ø
Programmable
Reload Timers
Generator
Serial I/O
Timing &
Clocked
A19-A0
Clock
16-Bit
MMU
Port
(2)
Figure 4. S180 MPU Block Diagram of Z182
P R E L I M I N A R Y
™
are the
D7-D0
Bus State Control
Product Specification/Technical Manuals of each discrete
product. The following subsections describe each of the
individual units of the Z182.
software compatibility with existing Z180
software. The following is an overview of the major functional
units of the Z182.
Asynchronous
Asynchronous
(Channel 0)
(Channel 1)
DMACs
SCI
SCI
(2)
CPU
/DREQ1
/TEND
RxA0
/RTS0
/CTS0
/DCD0
TxA1
CKA1 /TEND0
RxA1
TxA0
CKA0 /DREQ0
Interrupt
Z
ILOG
I
NTELLIGENT
DS971820600
™
(and Z80
Z80182/Z8L182
P
ERIPHERAL
®
)