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Z86L79 Datasheet, PDF (5/58 Pages) Zilog, Inc. – Low-Voltage Microcontroller
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Zilog
28-Pin DIP &
SOIC
14
23
24
5
6
7
8
15
25
26
27
28
1
2
3
4
21
12
13
16
17
18
19
22
11
10
9
20
Table 1. Pin Identification
Symbol
P00
P01
P02
P03
P04
P05
P06
P07
P20
P21
P22
P23
P24
P25
P26
P27
Pref1
P31
P32
P33
P34
P35
P36
P37
XTAL1
XTAL2
VDD
VSS
Direction
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input
Input
Input
Input
Output
Output
Output
Output
Input
Output
Z86L79/80
Low-Voltage Microcontroller
Description
1
Port 0 is Nibble Programmable.
Port 0 can be configured as a 0.4 VDD
single-trip point
Port 2 pins are individually configurable
as input or output.
Analog Ref Input
IRQ2/Modulator input
IRQ0
IRQ1
T8 output
T16 output
T8/T16 output
Crystal, Oscillator Clock
Crystal, Oscillator Clock
Power Supply
Ground
PRELIMINARY
3-5
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