Z80189 Datasheet, PDF (2/107 Pages) Zilog, Inc. – GENERAL-PURPOSE EMBEDDED CONTROLLERS

Zilog
PRELIMINARY
GENERAL DESCRIPTION (Continued)
Baud Rate
Generator
Z80189/Z8L189
GENERAL-PURPOSE EMBEDDED CONTROLLERS
8-Bit Parallel
Port A
16550 MIMIC
Interface
COM Decoder
Enhanced
S180 MPU
PC DMA
DMA & I/O
Interface
Figure 1. Z80189 Block Diagram
8-Bit Parallel
Port B
8-Bit Parallel
Port C
2
DS971890301