USB can recover the Kernel alone. To recover the U-boot, SD boot can be used (SW1 on SOM ‘0101’). Please refer SD boot and USB boot from the software user guide.
For further product inquiries, please get in touch with our sales team at mktg@iwave-global.com
Please find the detailed product information here:
Zynq™ UltraScale+™ ZU19/ZU17/ZU11 MPSoC System on Module