Specifications

Chapter 3 Hardware
30 Reference Manual LittleBoard 735
Note: The shaded areas denote power or ground.
USB2 and USB3
Table 3-11 lists the USB2 and USB3 pin signals which use 10 pins, 2 rows, odd/even sequence (1, 2) with
0.079" (2mm) pitch.
Note: The shaded areas denote power or ground.
USB4 and USB5
Table 3-12 lists the USB4 and USB5 pin signals which use 10 pins, 2 rows, odd/even sequence (1, 2) with
0.079" (2mm) pitch.
Note: The shaded areas denote power or ground.
9
USB GND0 USB 0 Ground
10
USB GND1 USB 1 Ground
Table 3-11. USB 2 & 3 Interface Pin Signals (J14)
Pin # Signal Description
1
USBPWR2 +5 volts power, USB 2
2
USBPWR3 +5 volts power, USB 3
3 USB2- USB 2 Data Negative
4 USB3- USB 3 Data Negative
5 USB2+ USB 2 Data Positive
6 USB3+ USB 3 Data Positive
7
USB GND2 USB 2 Ground
8
USB GND3 USB 3 Ground
9
USB GND2 USB 2 Ground
10
USB GND3 USB 3 Ground
Table 3-12. USB 4 & 5 Interface Pin Signals (J39)
Pin # Signal Description
1
USBPWR4 +5 volts power, USB 4
2
USBPWR5 +5 volts power, USB 5
3 USB4- USB 4 Data Negative
4 USB5- USB 5 Data Negative
5 USB4+ USB 4 Data Positive
6 USB5+ USB 5 Data Negative
7
USB GND4 USB 4 Ground
8
USB GND5 USB 5 Ground
9
USB GND4 USB 4 Ground
10
USB GND5 USB 5 Ground
Table 3-10. USB 0 & 1 Interface Pin Signals (J44) (Continued)