Z86233 Datasheet, PDF (6/18 Pages) Zilog, Inc. – CMOS Z8 8K ROM CONSUMER CONTROLLER PROCESSOR

PIN DESCRIPTION (Continued)
Z86233/243
CP96DZ81201
P21
P22
P23
P24
/DS
NC
R//W
P25
P26
P27
P04
33 32 31 30 29 28 27 26 25 24 23
34
22
35
21
36
20
37
19
38
Z86243
18
39
QFP
17
40
16
41
15
42
14
43
13
44
12
1 2 3 4 5 6 7 8 9 10 11
P30
P36
P37
P35
/RESET
R//RL
/AS
P34
P33
P32
P31
44-Pin QFP Pin Configuration
44-Pin QFP Pin Identification
Pin # Symbol
1-2 P05-P06
3-4 P14-P05
5
P07
6-7
V_CC
8-9 P16-P17
10 XTAL2
11 XTAL1
12-14
15
16
17
18
19
20
P31-P33
P34
/AS
R//RL
/RESET
P35
P37
Function
Direction
Port 0, Pins 5,6
Port 1, Pins 4,5
Port 0, Pin 7
Power Supply
Port 1, Pins 6,7
Crystal Oscillator
Crystal Oscillator
In/Output
In/Output
In/Output
In/Output
Output
Input
Port 3, Pins 1,2,3
Port 3, Pin 4
Address Strobe
ROM/ROMless select
Reset
Port 3, Pin 5
Port 3, Pin 7
Input
Output
Output
Input
Input
Output
Output
Pin # Symbol
21
22
23-24
25-26
27
28
29
30-31
P36
P30
P00-P01
P10-P11
P02
GND
GND
P12-P13
32
33-37
38
39
40
41-43
44
P03
P20-24
/DS
N/C
R//W
P25-P27
P04
Function
Direction
Port 3, Pin 6
Port 3, Pin 0
Port 0, Pin 0,1
Port 1, Pins 0,1
Port 0, Pin 2
Ground
Ground
Port 1, Pins 2,3
Output
Input
In/Output
In/Output
In/Output
In/Output
Port 0, Pin 3
Port 2, Pins 0,1,2,3,4
Data Strobe
Not Connected
Read/Write
Port 2, Pins 5,6,7
Port 0, Pin 4
In/Output
In/Output
Output
Output
In/Output
In/Output
6
CP96DZ81201 (8/96)