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VL-CBR-4005B Paddleboard
VL-EPU-3311 Reference Manual
51
User I/O Connector
Figure 27 shows the location and pin orientation of the user I/O connector.
Figure 27. Location and Pin Orientation of the User I/O Connector
Table 14: User I/O Connector Pinout
Pin
Signal
Pin
Signal
1
+5 V
2
GND
3
USB1_P
4
USB2_P
5
USB1_N
6
USB2_N
7
+5V
8
GND
9
USB3_P
10
USB4_P
11
USB3_N
12
USB4_N
13
+3.3 V (
Note 1
)
14
GND
15
SPKR#
16
PLED#
17
PWR_BTN#
18
RST_BTN#
19
GND
20
GND
21
I2C Clock
22
V_BATT
23
I2C Data
24
V_BATT_RETURN
25
GND
26
GND
27
GPIO1
28
GPIO2
29
GPIO3
30
GPIO4
31
GND
32
GND
33
GPIO5
34
GPIO6
35
GPIO7
36
GPIO8
37
+3.3 V (
Note 2
)
38
GND
39
ETH0 LED
40
ETH1 LED