Z86233 Datasheet, PDF (5/18 Pages) Zilog, Inc. – CMOS Z8 8K ROM CONSUMER CONTROLLER PROCESSOR

P21
P22
P23
P24
/DS
NC
R//W
P25
P26
P27
P04
6 5 4 3 2 1 44 43 42 41 40
7
39
8
38
9
37
10
36
11
35
12
Z86243
34
PLCC
13
33
14
32
15
31
16
30
17
29
18 19 20 21 22 23 24 25 26 27 28
P30
P36
P37
P35
/RESET
R//RL
/AS
P34
P33
P32
P31
Z86233/243
CP96DZ81201
44-Pin PLCC Pin Configuration
Pin #
1
2
3-4
5
6-10
11
12
13
14-16
17-19
20-21
22
23
24
25-26
Symbol
GND
GND
P12-P13
P03
P20-P24
/DS
N/C
R//W
P25-P27
P04-P06
P14-P15
P07
V_CC
V_CC
P16-P17
44-Pin PLCC Pin Identification
Function
Direction
Ground
Ground
Port 1, Pins 2,3
Port 0, Pin 3
Port 2, Pins 0,1,2,3,4
In/Output
In/Output
In/Output
Data Strobe
Not Connected
Read/Write
Port 2, Pins 5,6,7
Port 0, Pins 4,5,6
Output
Output
In/Output
In/Output
Port 1, Pins 4,5
Port 0, Pin 7
Power Supply
Power Supply
Port 1, Pins 6,7
In/Output
In/Output
In/Output
Pin #
27
28
29-31
32
33
34
35
36
37
38
39
40-41
42-43
44
Symbol
XTAL2
XTAL1
P31-P33
P34
/AS
R//RL
/RESET
P35
P37
P36
P30
P00-P01
P10-P11
P02
Function
Direction
Crystal Oscillator
Crystal Oscillator
Port 3, Pins 1,2,3
Port 3, Pin 4
Address Strobe
Output
Input
Input
Output
Output
ROM/ROMless select Input
Reset
Input
Port 3, Pin 5
Output
Port 3, Pin 7
Output
Port 3, Pin 6
Output
Port 3, Pin 0
Port 0, Pins 0,1
Port 1, Pins 0,1
Port 0, Pin 2
Input
In/Output
In/Output
In/Output
CP96DZ81201 (8/96)
5