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Z86C61 View Datasheet(PDF) - Zilog

Part Name
Description
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Z86C61 Datasheet PDF : 46 Pages
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PIN DESCRIPTION (Continued)
Z86C61/62/96
Z8® MICROCONTROLLER
6 5 4 3 2 1 44 43 42 41 40
/RESET 7
R//W 8
/DS 9
/AS 10
P35 11
GND 12
P32 13
P00 14
P01 15
P02 16
R//RL 17
Z86C61
PLCC
39 N/C
38 P24
37 P23
36 P22
35 P21
34 P20
33 P33
32 P34
31 P17
30 P16
29 P15
18 19 20 21 22 23 24 25 26 27 28
Figure 5. Z86C61 44-Pin PLCC Pin Assignments
Table 2. Z86C61 44-Pin PLCC Pin Identification
Pin # Symbol Function
Direction Pin # Symbol Function
1
VCC
Power Supply
Input
2
XTAL2 Crystal, Oscillator Clock Output
3
XTAL1 Crystal, Oscillator Clock Input
4
P37
Port 3, Pin 7
Output
5
P30
Port 3, Pin 0
Input
6
N/C
Not Connected
7
/RESET Reset
8
R//W
Read/Write
9
/DS
Data Strobe
10 /AS
Address Strobe
Input
Input
Output
Output
Output
11
12
13
14-16
P35
GND
P32
P02-P00
Port 3, Pin 5
Ground
Port 3, Pin 2
Port 0, Pins 0,1,2
Output
Input
Input
In/Output
17
18-22
23-27
28
R//RL
P07-P03
P14-P10
N/C
ROM/ROMless control
Port 0, Pins 3,4,5,6,7
Port 1, Pins 0,1,2,3,4
Not Connected
29-31
32
33
34-38
P17-P15
P34
P33
P24-P20
Port 1, Pins 5,6,7
Port 3, Pin 4
Port 3, Pin 3
Port 2, Pins 0,1,2,3,4
39
40-42
43
44
N/C
P25-P27
P31
P36
Not Connected
Port 2, Pins 5,6,7
Port 3, Pin 1
Port 3, Pin 6
Direction
Input
In/Output
In/Output
Input
In/Output
Output
Input
In/Output
Input
In/Output
Input
Output
6
 

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