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UIC680 Programmer’s Manual
UDN PM090-C2 Rev. 2.3
3.5 Pin Assignment
Interface J5 Pin Assignment
J5
Pin7 Pin 1
PCB-J5
Direction
Signal
1
GND
2
Serial data to host
TXD_Out
3
Serial data from host
RXD_In
4
VCC
5
USB data or Serial Pass-thru (optional)
USB D- or TXD2 (optional)
6
USB data or Serial Pass-thru (optional)
USB D+ or RXD2 (optional)
7
Shield
Direct Match Antenna Port J2A1 Pin Assignment
Contact number
Signal
1 RX
2 TX
3 GND
4 GND
3-3