Z86C30 Datasheet, PDF (6/17 Pages) Zilog, Inc. – CMOS Z8 CONSUMER CONTROLLER PROCESSOR

ZILOG
PIN DESCRIPTION (Continued)
Z86C30/C31/C32/C40
CP96DZ82900
P21
P22
P23
P24
/DS
N/C
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
18
39
Z86C40
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 Assignments
44-Pin QFP Pin Identification
Pin # Symbol Function
Direction
1-2 P05-06 Port 0, Pins 5,6
3-4 P14-15 Port 1, Pins 4,5
5
P07
Port 0, Pin 7
6-7 V_CC
Power Supply
8-9 P16-17 Port 1 Pins 6,7
In/Output
In/Output
In/Output
In/Output
10 XTAL2
11 XTAL1
12-14 P31-33
15 P34
16 /AS
Crystal, Oscillator Clock Output
Crystal, Oscillator Clock Input
Port 3, Pins 1,2,3
Input
Port 3, Pin 4
Output
Address Strobe
Output
17 R//RL ROM/ROMless Control Input
18 /RESET Reset
Input
19 P35
Port 3, Pin 5
Output
20 P37
Port 3, Pin 7
Output
Pin # Symbol Function
21 P36
22 P30
23-24 P00-01
25-26 P10-11
27 P02
Port 3, Pin 6
Port 3, Pin 0
Port 0, Pins 0,1
Port 1, Pins 0,1
Port 0, Pin 2
28-29 GND
30-31 P12-13
32 P03
33-37 P20-24
38 /DS
Ground, GND
Port 1, Pins 2,3
Port 0, Pin 3
Port 2, Pins 0,1,2,3,4
Data Strobe
39 N/C
40 R//W
41-43 P25-27
44 P04
Not Connected
Read/Write
Port 2, Pins 5,6,7
Port 0, Pin 4
Direction
Output
Input
In/Output
In/Output
In/Output
In/Output
In/Output
In/Output
Output
Output
In/Output
In/Output
6
CP96DZ82900