Z86319 Datasheet, PDF (2/23 Pages) Zilog, Inc. – PS/2 MOUSE CONTROLLER

Z86319
PS/2 Mouse Controller
GENERAL DESCRIPTION (Continued)
Input
VDD GND AGND
RCIN
Port 3
Counter/
Timers (2)
Interrupt
Control
ALU
FLAG
Register
Pointer
Register File
144 x 8-Bit
Machine
Timing & Inst.
Control
Prg. Memory
2048 x 8-Bit
Program
Counter
Zilog
Port 2
Port 0
WDT
I/O
I/O
(Bit Programmable)
Figure 1. Z86319 Functional Block Diagram
2
PRELIMINARY
DS97KEY1605