We use Digilent JTAG-SMT4 (Part No. 410-408) surface-mount programming module, similar to the 410-357 used in other iWave development kits.
https://digilent.com/shop/jtag-smt4-surface-mount-programming-module/
This specific module is integrated into our design to provide concurrent support for both JTAG and UART interfaces via a single surface-mount solution.
For further product inquiries, please get in touch with our sales team at mktg@iwave-global.com
Please find the detailed product information here:
Virtex™/Kintex™ UltraScale+™System on Module