Xilinx Zynq UltraScale+ ZCU208 User Manual page 35

The FT4232HL interface circuit connectivity is shown in the following figure.
For more information on the FT4232HL, see the
website.
The detailed RFSoC connections for the feature described in this section are documented in the
ZCU208 board XDC file, referenced in
GPIO (MIO 22-23)
PS-side pushbutton SW1 is connected to MIO22 (pin U1.AL27). PS-side LED DS1, physically
placed adjacent to the pushbutton, is connected to MIO23 (pin U1.AM27).
PMU GPI (MIO 26)
PS-side MIO 26 is reserved as an input to the PMU for indicating a warm boot. PS bank 501
MIO26 (U1.A34) is connected to the I2C0 U15 TCA6416A bus expander (port P02 U15.6)
through level-shifter U27. See the Zynq UltraScale+ Device Technical Reference Manual (UG1085)
for details about the PMU interface.
UG1410 (v1.0) July 8, 2020
ZCU208 Board User Guide
Figure 9: ZCU208 FT4232HL Connectivity
Future Technology Devices International Ltd.
Appendix B: Xilinx Design
Chapter 3: Board Component Descriptions
Constraints.
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