z86e31 ZiLOG Semiconductor, z86e31 Datasheet - Page 5

• Manufacturer Part Number: z86e31
• Description: Z8 4k Otp Microcontroller
• Manufacturer: ZiLOG Semiconductor

Zilog
Pin #
1–2
3–4
5
6–10
11
12
13
14–16
17–19
20–21
22
23–24
25–26
27
28
29–31
32
DS97Z8X0502
Table 2. 44-Pin PLCC Pin Identification
Symbol
GND
P12–P13
P03
P20–P24
DS
NC
R/W
P25–P27
P04–P06
P14–P15
P07
V
P16–P17
XTAL2
XTAL1
P31–P33
P34
CC
Function
Ground
Port 1, Pins 2,3
Port 0, Pin 3
Port 2, Pins 0,1,2,3,4 In/Output
Data Strobe
No Connection
Read/Write
Port 2, Pins 5,6,7
Port 0, Pins 4,5,6
Port 1, Pins 4,5
Port 0, Pin 7
Power Supply
Port 1, Pins 6,7
Crystal Oscillator
Crystal Oscillator
Port 3, Pins 1,2,3
Port 3, Pin 4
R/W
P21
P22
P23
P24
P25
P26
P27
P04
NC
DS
Figure 4. 44-Pin PLCC Pin Configuration
7
17
18
6
Direction
In/Output
In/Output
Output
Output
In/Output
In/Output
In/Output
In/Output
In/Output
Output
Input
Input
Output
P R E L I M I N A R Y
Standard Mode
44-Pin PLCC
1
Pin #
33
34
35
36
37
38
39
40–41
42–43
44
Table 2. 44-Pin PLCC Pin Identification
Symbol
AS
R/RL
RESET
P35
P37
P36
P30
P00–P01
P10–P11
P02
28
40
39
29
P30
P36
P37
P35
RESET
R/RL
AS
P34
P33
P32
P31
Function
Address Strobe
ROM/ROMless select Input
Reset
Port 3, Pin 5
Port 3, Pin 7
Port 3, Pin 6
Port 3, Pin 0
Port 0, Pins 0,1
Port 1, Pins 0,1
Port 0, Pin 2
Z8 4K OTP Microcontroller
Z86E30/E31/E40
Direction
Output
Input
Output
Output
Output
Input
In/Output
In/Output
In/Output
5
1