Altera Santa Cruz - Manual (Page 18)

2–12 Chapter 2: Board Components
USB On-The-Go Transceiver (U11)
Santa Cruz, USB, MICTOR, SD Card HSMC Reference Manual © December 2008 Altera Corporation
Table 2–9 shows the JP2 configuration setting for the ID pin.
Table 2–10 lists the detailed pin mapping between the USB OTG transceiver and the
HSMC connector.
Figure 2–10. USB OTG Transceiver and HSMC Connector Block Diagram
JP1 Open
Bus
Switches
(U1-U2)
USB_CLKOUT
HSPROTO_IO
HSMC Connector
(J1)
DATA[7:0]
CS
RESET
VBUS
DM
DP
ID
USB
Jack-Mini-USB-AB
JP2 Close = Host
Open = Device
USB_STP
USB_DIR
USB_NXT
DIR
STP
NXT
CLOCK
USB_D[7:0]
USB_CS_n
USB_RESET_n
NXP
ISP1504C
(U11)
XTAL1
XTAL2
XTAL1
XTAL2
X1
26 MHz
Table 2–9. ID Pin Configuration
JP2 Setting Host or Peripheral Role
Open Peripheral
Close Host
Table 2–10. USB OTG Transceiver (U11) Pin Assignments (Part 1 of 2)
USB Pin Number USB Signal Name HSMC Pin Number HSMC Signal Name HSMC Pin Name
1 USB_D0 48 HSPROTO_RESET HSMC_RX_P0
17 USB_RESET_n 86 HSPROTO_IO12 HSMC_RX_N6
19 USB_DIR 84 HSPROTO_IO11 HSMC_RX_P6
20 USB_STP 80 HSPROTO_IO10 HSMC_RX_N5
21 USB_NXT 78 HSPROTO_IO9 HSMC_RX_P5
23 USB_D7 74 HSPROTO_IO8 HSMC_RX_N4
24 USB_D6 72 HSPROTO_IO7 HSMC_RX_P4
25 USB_D5 68 HSPROTO_IO6 HSMC_RX_N3
26 USB_D4 66 HSPROTO_IO5 HSMC_RX_P3
27 USB_CLKOUT 62 HSPROTO_IO4 HSMC_RX_N2
28 USB_D3 60 HSPROTO_IO3 HSMC_RX_P2
29 USB_CS_n 56 HSPROTO_IO2 HSMC_RX_N1