TB-7Z-020-EMC Hardware User Manual
25
Rev.1.02
7.9. USB OTG
The TB-7Z-020-EMC board includes the TI TUSB1210 Standalone USB Transceiver Chip. It is used as
the PHY. The PHY features a complete HS-USB Physical Front-End supporting speeds of up to 480Mbs.
Device Features : TUSB1210BRHB (TI)
Caution: TBSB1210BRHB and Zynq-7000 has a timing incompatibility at hot temperature.
Please use TB-7Z-020-MEC in room temperature.
The USB interface is shown in Figure 7-18.
Figure 7-18 USB Connection
7.9.1. USB VBUS Power Supply SEL Jumper
There is a 2 pin jumper (J1) for USB VBUS power Supply selection.
Caution: Do not connect USB Host(as PC) when J1 is shorted.
Figure 7-19 USB VBUS Power Supply SEL Jumper
Table 7-8 USB Settings
Jumper
#
Description
Status
Function
J1
VBUS 5V
Power Supply Enable
Short
Enable 5V output to USB Connector, while USB
Transceiver is working in Host Mode.
Open
Disable 5V output to USB Connector, while
USB Transceiver is working in Slave Mode.
J2
USB VBUS
Capacitor Setting
Short
For Host Mode (Cvbus > 120uF)
Open
For Device or OTG modes (Cvbus=2.2uF)
