HD6417660 RENESAS [Renesas Technology Corp], HD6417660 Datasheet - Page 587

• Manufacturer Part Number: HD6417660
• Description: Renesas 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Figure 20.1 shows the block diagram of USBF.
20.2
Table 20.1 lists the pin configuration of USBF. For further information on pin settings, see section
18, USB Pin Multiplex Controller (USBPM).
Table 20.1 Pin Configuration
Pin Name
UCLK
USB_PWR_EN/
USB_PULLUP
USB_OVR_CRNT/
USB_VBUS
USB_P
USB_N
Interrupt requests
DMA transfer requests
UDC: USB device controller
Clock (48 MHz)
Input/Output Pins
Peripheral bus
Figure 20.1 Block Diagram of USB Function Controller
I/O
Input
Output
Input
I/O
I/O
control registers
Status and
FIFO
Function
External clock pin
Pin for directly inputting an external clock of 48 MHz
Power enable pin/pull-up control pin
Power-supply application enable control for USBH/pull-up
control pin for USBF
Over current pin/VBUS pin
Over current detection for USBH/USB-cable connection
monitor pin for USBF
P pin
Port transceiver D + pin
N pin
Port transceiver D − pin
USB function controller
UDC
Rev. 1.00, 02/04, page 549 of 804
Transceiver
USB_P
USB_N