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5.3.2 USB
Signal
Type
Signal
Level
Description
USB_P[0:2]+
USB_P[0:2]-
I/O
USB
High speed universal Serial Bus Port 0, 1, 2 differential pairs
USB_SSTX[0:2]+
USB_SSTX[0:2]-
I/O
USB
Super speed universal Serial Bus Port 0, 1, 2 transmit differential pairs
USB_SSRX[0:2]+
USB_SSRX[0:2]-
I/O
USB
Super speed universal Serial Bus Port 0, 1, 2 receive differential pairs
USB_0_1_OC#
I
3.3V
Over current detect input 1. This pin is used to monitor the USB power
over current of the USB Ports 0 and 1
USB_2_3_OC#
I
3.3V
Over current detect input 1. This pin is used to monitor the USB power
over current of the USB Ports 2 and 3
USB_ID
I
3.3V
Configures the mode of the USB Port 1. If the signal is
active high
the Port will be configured as USB Client
USB_VBUS
I
5.0V
USB VBUS pin, 5V tolerant
USB_OTG_PEN
O
3.3V
USB Power enable for OTG port USB 1
5.3.3 SDIO
Signal
Type
Signal
Level
Description
SDIO_CD#
I
3.3V
SDIO Card Detect. This signal indicates when a SDIO/MMC card is
present
SDIO_CLK
O
3.3V
SDIO Clock
SDIO_CMD
I/O
3.3V
SDIO Command/Response
SDIO_LED
O
3.3V
SDIO LED. Used to drive an external LED to indicate transfers on the
bus
SDIO_WP
I
3.3V
SDIO Write Protect
SDIO_PWR#
O
3.3V
SDIO Power Enable. This signal is used to enable the power being sup-
plied to a SD/MMC card device
SDIO_DAT0-4
I/O
3.3V
SDIO Data lines
RK3399-Q7 User Manual
© Theobroma Systems Design und Consulting GmbH
Release v0.2-3-g574c114
Page
39
Содержание RK3399-Q7
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