UM0529
Pin assignments
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Note:
J12 is applicable only to the STUSB03 evaluation board. It is not applicable to the
STUSB02E evaluation board since RSL is NC in the STUSB02E.
Table 4.
USB transceiver U5 related jumper assignment
Jumper
Related
pin(s)
Description
Default
JP5
USBVCC
Closed:
connects USBVCC (=3.3V) to V
IF
in
USB02E/ USB03E transceiver.
Open:
disconnects USBVCC to V
IF
in USB02E/
USB03E transceiver.
Closed
JP6
VBUS
Closed:
connects USB02E/USB03E transceiver
VBUS pin to V
CC
supply.
Closed
J4(three pin
connector)
VBUS
Pin 2 and 3 closed:
connects the V
BUS
supply
to different components like microcontroller,
decoder etc.
Pin 1 and 2 closed:
used for powering the
board through an external supply.
Pin 2 and 3 closed
J10
VPU
Pin 1 and 2 closed:
connects the 1.5 k
Ω
resistor between D- and VPU pin of USB
transceiver for low-speed mode.
Pin 2 and 3 closed:
connects the 1.5 k
Ω
resistor between D- and VTRM pin of USB
transceiver
Pin 2 and 3 closed for
STUSB03 evaluation
board.
(STEVAL-PCC003V1)
Pin 1 and 2 closed for
STUSB02E evaluation
board.
(STEVAL-PCC004V1)
J11
3V3 SEL
Pin 1 and 2 closed:
connects the U4 O/P to
3.3 V V
CC
Pin 2 and 3 closed:
connects USB V
CC
to 3.3 V
V
CC
Pin 2 and 3 closed
J12
RSL
Pin 1 and 2 closed:
connects the RSL of U5 to
GND
Pin 2 and 3 closed:
connects the RSL of U5 to
VIF
Pin 1 and 2 closed for
STUSB03 evaluation
board
(STEVAL-PCC003V1)
Open for STUSB02E
evaluation board
(STEVAL-PCC004V1)
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