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ZYNQ Ultr FPGA Board AXU5EV-P User Manual
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is connected to the PS end, and one is connected to the PL end.
The conversion chip uses Silicon Labs CP2102GM's USB-UAR chip, and
the USB interface is a MINI USB interface. You can use a USB cable to
connect it to the PC's USB port for serial data communication. The schematic
diagram of the USB Uart circuit design is shown in the figure below:
The schematic diagram of the USB Uart circuit design is shown in Figure
3-6-1:
Figure 3-6-1: USB to serial port schematic
USB to serial port ZYNQ pin assignment:
Signal name
Pin Name
Pin Number
Description
PS_UART0_TX
PS_MIO43
K19
PS Uart Data Output
PS_UART0_RX
PS_MIO42
L18
PS Uart Data Input
PL_UART_TX
B43_L0_P
AH11
PL Uart Data Output
PL_UART_RX
B43_L9_N
AH10
PL Uart Data Input