UM1015
Expansion connectors
Doc ID 18124 Rev 1
11/38
3 Expansion
connectors
The CPU board has two 86-pin connectors (J12 and J13) that are used to extend the board.
On the board the connectors are horizontally center-aligned, and the distance between the
mechanical holes is 3400.00 th.
Table 2
lists connector J12 pins.
Table 3 on page 13
lists connector J13 pins.
Note:
Connector through hole pins (10 pins) are connected to GND
Figure 4.
86-pin connectors (J12 and J13)
Table 2.
CPU board extension connector J12
Pin
Description
Pin
Description
1
+1.8V
2
+5V
3
+1.8V
4
+5V
5
+1.8V
6
+5V
7
+1.8V
8
+5V
9
PL_GPIO2 (RS232-TX LVTTL)
(1)
10
PL_GPIO44
11
PL_GPIO3 (RS232-RX LVTTL)
(2)
12
PL_GPIO39
13
RS232-TX
(3)
14
PL_GPIO40
15
RS232-RX
(4)
16
PL_GPIO38
17
PL_GPIO42
18
PL_GPIO29
19
PL_GPIO43
20
PL_GPIO37
21
PL_GPIO34
22
PL_GPIO30
23
PL_GPIO33
24
PL_GPIO28
25
PL_GPIO16
26
PL_GPIO26
27
PL_GPIO24
28
PL_GPIO27
29
PL_GPIO20
30
PL_GPIO9
31
PL_GPIO23
32
PL_GPIO13
33
PL_GPIO18
34
PL_GPIO8
1
2
75
76
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