
ZYNQ FPGA Development Board AX7350B User Manual
29 / 46
Amazon Store: https://www.amazon.com/alinx
The four USB ports are flat USB ports (USB Type A), which allows users to
connect different USB Slave peripherals (such as USB mouse and USB
keyboard) at the same time. Each USB interface pr5V power.
The schematic diagram of the ZYNQ processor, USB3320C-EZK chip,
USB2514 chip connection are shown as Figure 3-3-1
ZYNQ
USB PHY
(USB3320C)
OTG_CLK
U1
BANK
501
OTG_STP
OTG_DATA0~OTG_DATA7
OTG_NXT
OTG_DIR
USB Hub
(USB2514)
U14
U15
BANK
500
OTG_RESET
DP/DM
Figure 9-1: The connection between Zynq7000 and USB chip
Figure 9-2 shows the physical diagram of the USB 2.0 chip and interface,
where the USB interface uses a dual USB interface.
USB2.0 Pin Assignment
:
Signal Name
ZYNQ Pin Name
ZYNQ Pin
Number
Description
OTG_DATA4
PS_MIO28_501
J18
USB Data Bit4
OTG_DIR
PS_MIO29_501
E20
USB Data Direction Signal
OTG_STP
PS_MIO30_501
K19
USB Stop Signal
OTG_NXT
PS_MIO31_501
E21
USB Next Data Signal
OTG_DATA0
PS_MIO32_501
K17
USB Data Bit0
OTG_DATA1
PS_MIO33_501
E22
USB Data Bit1
OTG_DATA2
PS_MIO34_501
J16
USB Data Bit2
OTG_DATA3
PS_MIO35_501
D19
USB Data Bit3
OTG_CLK
PS_MIO36_501
K16
USB Clock Signal
OTG_DATA5
PS_MIO37_501
D20
USB Data Bit5
OTG_DATA6
PS_MIO38_501
D21
USB Data Bit6
OTG_DATA7
PS_MIO39_501
C21
USB Data Bit7