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4.8. USB 2.0 Port 1D on Molex PicoBlade
Reference Designator: J23
1.25mm Pitch Molex PicoBlade Wire-to-board header, SMT, straight, 4 circuits
Description
The J23 USB2.0 internal PicoBlade pin-header provides one USB2.0 Ports of the Hub USB2514B. The USB2514B
uplink port is connected to the USB2.0 port 1 of the SMARC module. The downstream ports 1D of the USB Hub is
connected to the J21. The port 1D is shared with uplink port of USB Hub (USB2.0 Port 1 of the SMARC module) .
See more details in chapter
“Functional Exclusives and Shared Resources”
.
Interfaces used
USB 2.0 port 1D provided by the USB- Hub
Connector drawing and contact-numbering scheme
Figure 17 USB2.0 PicoBlade
– J23
Pinout according to Data Modul Inhouse-Standard DMIS05
J23
Pin
Signal / Function
Pin Type
Signal Description
1 VCC
Power 5.0V (S5)
5V power-supply for USB device; max. current: 100 mA
2
USB2_1D_P (optional
USB2_1_P)
IO DP
pos. signal of the differential 1D datapair
3
USB2_1D_N (optional
USB2_1_N)
IO DP
neg. signal of the differential 1D datapair
4
GND
GND
USB device power ground