SH7641 Datasheet, PDF (798/1036 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7641 Series

Section 20 USB Function Module
• Power mode: Self-powered, bus-powered
20.1.1 Block Diagram
Internal
peripheral bus
Interrupt requests
DMA transfer requests
Status
and control
registers
Clock (48 MHz)
FIFO
(288 bytes)
USB function module
UDC
To transceiver
UDC: USB device controller
Figure 20.1 Block Diagram of USB
20.2 Pin Configuration
Table 20.1 Pin Configuration and Functions
Pin Name
XVDATA
DPLS
DMNS
TXDPLS
TXDMNS
TXENL
VBUS
SUSPND
UCLK
DP
DM
I/O
Input
Input
Input
Output
Output
Output
Input
Output
Input
I/O
I/O
Function
Input pin for receive data from differential receiver
Input pin to driver for D+ signal from receiver
Input pin to driver for D– signal from receiver
D+ transmit output pin to driver
D– transmit output pin to driver
Driver output enable pin
USB cable connection monitor pin
Transceiver suspend state output pin
USB clock input pin (48 MHz input)
On-chip transceiver D + signal
On-chip transceiver D - signal
XVEROFF Conditions
1
1
1
1
1
1
1/0
1/0
1/0
0
0
Rev. 4.00 Sep. 14, 2005 Page 748 of 982
REJ09B0023-0400