Hardware Manual

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TESSERA TECHNOLOGY INC.
3.2. USB-Pass Power Supply Normal Power Supply Operation
USB-Pass power is used to generate the internal power supply of the board. The supply
lines on the power wiring Figure 3-4
: Power Line
R
: Resistor
: Jumper switch
TP
: Test Pin
RE01B
MCU
EHC
TP1
USB
(CN4)
LDO
(IC2)
IOVCC0
IOVCC
IOVCC1
IOVCC2
VREFH0
IOVCC3
AVCC0
BLE
VCC_RF
AVCC_RF
JP5
JP4
JP1
JP3 JP2
R
R R R R R R
TP9
TP11
R R
JP8
JP7
VBAT_EHC
VSC_VCC
VCC/IOVCC
D_GND
VCC/IOVCC
VCC/IOVCC
5.0V
3.3V
SWD I/F
(CN1)
5.0V
3.3V
VCC_SU
JP9
VCC/IOVCC
D_GND
100uF
Figure 3-4: Power lines with USB supply