User`s manual
RTD Embedded Technologies, Inc. | www.rtd.com   12  FPGA35S6 User’s Manual 
Figure 3: Bottom Solder Jumper Locations 
3.3.1  EXTERNAL I/O CONNECTORS 
CN3: Xilinx JTAG Programming Header 
Connector CN3 provides a connection to the Xilinx JTAG programming header. The pin assignment for CN3 is shown below. This connector 
header mates with the Xilinx OEM programming cable. 
Table 4: CN3 Programming Header 
3.3V VRef 
2 
1 
GND 
TMS 
4 
3 
GND 
TCK 
6 
5 
GND 
TDO 
8 
7 
GND 
TDI 
10 
9 
GND 
N/C 
12 
11 
GND 
N/C 
14 
13 
GND 
B1 
B2 
1 
1 










