Quectel SC690A Series Hardware Design page 46

Table 11: Pin Definition of USB Interface
Pin Name
USB_VBUS
USB_DM
USB_DP
USB_SS1_RX_P
USB_SS1_RX_M
USB_SS1_TX_P
USB_SS1_TX_M
USB_SS2_RX_M
USB_SS2_RX_P
USB_SS2_TX_M
USB_SS2_TX_P
USB_CC1
USB_CC2
SS_DIR_IN
SS_DIR_OUT
OPTION
SC690A_Series_Hardware_Design
Pin No. I/O Description
Charging power input. Power
supply for OTG device.
41, 42 PIO
USB/adaptor insertion
detection.
33 AIO USB 2.0 differential data (-)
32 AIO USB 2.0 differential data (+)
USB 3.1 Channel 1 super-
171 AI
speed receive (+)
USB 3.1 Channel 1 super-
172 AI
speed receive (-)
USB 3.1 Channel 1 super-
174 AO
speed transmit (+)
USB 3.1 Channel 1 super-
175 AO
speed transmit (-)
USB 3.1 Channel 2 super-
161 AI
speed receive (-)
USB 3.1 Channel 2 super-
162 AI
speed receive (+)
USB 3.1 Channel 2 super-
164 AO
speed transmit (-)
USB 3.1 Channel 2 super-
165 AO
speed transmit (+)
224 AI USB Type-C detect 1
223 AI USB Type-C detect 2
255 AI CC status detect
225 AO CC status output
211 AI USB mode select
Smart Module Series
Comment
USB On-The-Go (OTG)
supports up to 1.0 A.
USB 2.0 standard
compliant.
90 Ω differential
impedance.
Compliant with USB 3.1
Gen1 specification.
90 Ω differential
impedance.
USB PHY port select.
Select either micro-USB
mode or Type-C mode.
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