IA88C00-PLC68I-R datasheet(7/80 Pages) INNOVASIC

7 / 80 page

IA88C00

Data Sheet

Microcontroller

As of Production Version -01

ENG 21 0 050519-00

www.Innovasic

Innovasic.com

Innovasic Semiconductor

Page 7 of 80

1.888.824.4184

Figure 3. 48-Lead DIP Pin Assignments

Pin #

Symbol

Function

Direction

1-8

P10-17

Port 1, pins 0,1,3,4,5,6,7

In/Output

9-10

P24-25

Port 2, pins 4,5

In/Output

Vcc

Power Supply

Input

XTAL2

Crystal Oscillator

Output

XTAL1

Crystal Oscillator

Output

14-17

P44-47

Port 4, pins 4,5,6,7

Input/Output

P22

Port 2, pin 2

Input/Output

19-20

P32-21

Port 2, pins 2,3

Input/Output

21-23

P23-21

Port 2, pins 3,0,1

Input/Output

24-25

P31-30

Port 3, pins 1,0

Input/Output

26-27

P26-27

Port 2, pins 6,7

Input/Output

28-29

P37-36

Port 3, pins 7,6

In/Output

/RESET

RESET

Input

R/W

READ/WRITE

Output

32-33

P43-42

Port 4, pins 3,2

In/Output

GND

Ground

Input

35-36

P41-40

Port 4, pins 1,0

In/Output

/DS

Data Strobe

Output

/AS

Address Strobe

Output

39-40

P35-34

Port 3, pins 5,4

In/Output

41-48

P07-00

Port 0, pins 7,6,5,4,3,2,1,0

In/Output

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