Z86K13 Datasheet, PDF (2/24 Pages) Zilog, Inc. – CMOS Z8 8-Bit MCU Keyboard Controllers

Z86K13/K14/K15/K16/K17/K18
CMOS Z8® 8-Bit MCU Keyboard Controllers
GENERAL DESCRIPTION (Continued)
Notes: All signals with a preceding front slash, “/”, are
active Low. For example, B//W (WORD is active Low);
/B/W (BYTE is active Low, only). Power connections follow
conventional descriptions below:
Connection
Power
Ground
Circuit
V_CC
GND
Zilog
Device
V_DD
V_SS
VCC
Output Input
4
4
3.3 V
Port 3
VR
D+
USB SIE
D-
and Trans
Counter/
Timers
Interrupt
Control
VCC GND
ALU
Flags
Register
Pointer
Register File
208 x 8-Bytes
Machine
Timing & Inst.
Control
WDT
POR
Program
Memory
4 KB ROM
Program
Counter
Port 2
Port 0
Port 1
4
8
I/O
Input _{(Bit Programmable)}
Open-Drain
Output
8
Open-Drain
Output
Figure 1. Z86KXX Functional Block Diagram
2
PRELIMINARY
DS97KEY0204