SH7720 Datasheet, PDF (1479/1524 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series

Item
24.2 Input/Output Pins
Table 24.1 Pin Configuration
24.7 Usage Notes
2. Usage notes on Resume
operation
Page Revision (See Manual for Details)
766 Amended
Pin Name Pin Name
I/O
Function
USB1 power USB1_pwr_en
enable/pull-up
control pin
Output USB port 1 power
enable control
USB2 power USB2_pwr_en
enable pin
Output
USB1
USB1_ovr_current/ Input
overcurrent/m USBF_VBUS
onitor pin
USB2
overcurrent
pin
USB2_ovr_current Input
USB port 2 power
enable control
USB port 1 over-
current detect/
USB cable
connection monitor
pin
USB port 2 over-
current detect
USB external EXTAL_USB
clock
Input
Connect a crystal
resonator for USB.
Alternatively, an
external clock (48
MHz) may be input
for USB.
USB crystal XTAL_USB
Output Connect a crystal
resonator for USB.
801 Note 1 changed as below, and note 2 added.
1. When using the USB host controller, the bus clock
(Bφ) must be set to 32 MHz or higher. The
peripheral clock (Pφ) must also be set to a higher
frequency than 13 MHz.
801 Section name changed
Rev. 3.00 Jan. 18, 2008 Page 1417 of 1458
REJ09B0033-0300