Hardware Technical Specification
5-29
SUYIN USB_CON_1X4P 4 Pin (SMD)
No Signal Description Type
1 +5V_USB34_CON USB 5V power P
2 USBPN3 USB port 3 negative signal I/O
3 USBPP3 USB port 3 positive signal I/O
4 GND USB 5V ground P
5.12 LAN & Modem pin assignment
Vendor Part No. Pin No.
ALLTOP MODULAR_JACK_12P 12 Pin (SMD)
No Signal Description Type
1 None None NC
2 MODEM_TIP Modem signal I/O
3 MODEM_RING Modem signal I/O
4 None None NC
5 LAN_TXP Transmit data positive signal O
6 LAN_TXN Transmit data negative signal O
7 LAN_RXP Receive data positive signal I
8 LAN_CON45 Connect 75 ohm to ground I
9 LAN_CON45 Connect 75 ohm to ground I
10 LAN_RXN Receive data negative signal I
11 LAN_CON78 Connect 75 ohm to ground I
12 LAN_CON78 Connect 75 ohm to ground I
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