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2 AT89C5132 Board
2.15
Connector
2.15.1 Users Board Connector ( X4 )
Pin
1
30
32
34
2
33
29
31
3
5
7
9
11
13
15
17
4
6
8
10
12
14
16
18
19
21
23
26
27
28
20
22
24
25
Figure 2-6: Assignment of Connector X5
8
Signal name
GND
GND
GND
GND
VCC
VCC
VCC_3.3V
VCC_3.3V
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
A8
A9
A10
A11
A12
A13
A14
A15
RD#
WR#
ALE
RES
EXT_CLK
CS_EXT0#
Revision 2.00
In/Out
Description
Out
GND
Out
GND
Out
GND
Out
GND
Out
+5V
Out
+5V
Out
+3.3V
Out
+3.3V
In/Out
Address / Data line 0
In/Out
Address / Data line 1
In/Out
Address / Data line 2
In/Out
Address / Data line 3
In/Out
Address / Data line 4
In/Out
Address / Data line 5
In/Out
Address / Data line 6
In/Out
Address / Data line 7
Out
Address line 8
Out
Address line 9
Out
Address line 10
Out
Address line 11
Address line 12
Address line 13
Address line 14
Address line 15
Out
Read select
Out
Write select
Out
Address latch enable
Out
Reset
In
External clock
Out
Chip select
Not connected
Not connected
Not connected
Not connected
Copyright © profichip GmbH, 2005
VPC3+ Evaluation Kit
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