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4.3.2 Pins B1 - B100
Pin Signal
B1
VCC
B2
PWRBTN#
B3
VCC
B4
THERMTRIP#
B5
VCC
B6
TAMPER#
B7
VCC
B8
SUS_S3#
B9
VCC
B10 WD_STROBE#
B11 WD_OUT
B12 GND
B13 USB5-
B14 USB5+
B15 GND
B16 USB4-
B17 USB4+
B18 GND
B19 I2S_LRCLK/SNDW_CLK3/HDA_SYNC
I2S_DOUT/SNDW_DAT3/
B20
HDA_SDO
B21 I2S_MCLK/HDA_RST#
B22 I2S_DIN/SNDW_DAT2/HDA_SDI
B23 I2S_CLK/SNDW_CLK2/HDA_BCLK
B24 VCC_5V_SBY
B25 USB67_OC#
B26 USB45_OC#
B27 USB23_OC#
B28 USB01_OC#
B29 SML1_CLK
B30 SML1_DAT
B31 PMCALERT#
B32 SML0_CLK
B33 SML0_DAT
B34 USB_PD_ALERT#
B35 USB_PD_I2C_CLK
B36 USB_PD_I2C_DAT
B37 USB_RT_ENA
B38 USB1_LSRX
B39 USB1_LSTX
B40 USB0_LSRX
B41 USB0_LSTX
B42 GND
B43 USB0_AUX-
B44 USB0_AUX+
B45 LID#
B46 SLEEP#
B47 VCC_BOOT_SPI
B48 BOOT_SPI_CS#
B49 BSEL0
B50 BSEL1
B51 BSEL2
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Description
Main Input Voltage (8.0V-20V)
Power Button
Main Input Voltage (8.0V-20V)
Thermal Trip
Main Input Voltage (8.0V-20V)
Tamper or Intrusion detection line
Main Input Voltage (8.0V-20V)
Suspend To RAM (or deeper) Indicator
Main Input Voltage (8.0V-20V)
Watchdog timer strobe input
Watchdog timer indication
Power Ground
USB 2.0 Data Pair Port 5 -
USB 2.0 Data Pair Port 5 +
Power Ground
USB 2.0 Data Pair Port 4 -
USB 2.0 Data Pair Port 4 +
Power Ground
I2S L/R Clock. Alternative use as Soundwire 3
clock or HDA sample synchronization signal
I2S Data Out. Input in I2S mode
Alternative use as bi-directional Soundwire 3
data lane or HDA serial TDM data output
I2S Master Clock. Alternative use as HDA reset
output
I2S Data In. Input in I2S mode.
Alternative use as bi-directional Soundwire 2
data lane or HDA serial TDM data input
I2S Clock. Alternative use as Soundwire 2 clock
or HDA serial data clock
5V Standby (4.75V - 5.25V)
USB over-current sense 6 & 7
USB over-current sense 4 & 5
USB over-current sense 2 & 3
USB over-current sense 0 & 1
SML 1 Clock Line
SML 1 Data Line
Active low Alert signal (SML 1)
SML 0 Clock Line
SML 0 Data Line
Active low Alert signal (USB)
I2C clock line
I2C data line
Power Enable for USB Retimers
USB 4 Receive channel 1
USB 4 Transmit channel 1
USB 4 Receive channel 0
USB 4 Transmit channel 0
Power Ground
USB4 DP Aux channel 0 -
USB4 DP Aux channel 0 +
LID switch
Sleep button
Power supply for Carrier Board SPI
Clock from Module chipset to Carrier SPI
Boot Select Pin 0
Boot Select Pin 1
Boot Select Pin 2
COMh-caRP User Guide
Type
Termination
PWR 8.0-20V —
I-3.3
PU 10k 3.3V (S5)
PWR 8.0-20V —
O-3.3
—
PWR 8.0-20V —
PU 1M 3.3V
I-3.3
(RTC_G3)
PWR 8.0-20V —
O-3.3
PD 100K
PWR 8.0-20V —
I-3.3
PU 10k 3.3V (S0)
O-3.3
PD 10K
PWR GND
—
I/O-3.3
—
I/O-3.3
—
PWR GND
—
I/O-3.3
—
I/O-3.3
—
PWR GND
—
O-1.8
—
I/O-1.8
—
O-1.8
—
I/O-1.8
—
O-1.8
—
PWR 5V (S5) —
I-3.3
PU 10k 3.3V (S5)
I-3.3
PU 10k 3.3V (S5)
I-3.3
PU 10k 3.3V (S5)
I-3.3
PU 10k 3.3V (S5)
I/O-3.3
PU
I/O-3.3
PU
I-3.3
PU 10k 3.3V (S5)
I/O-3.3
PU
I/O-3.3
PU
I-3.3
PU
I/O-3.3
PU
I/O-3.3
PU
O-3.3
—
I-3.3
PD
O-3.3
PD
I-3.3
PD
O-3.3
PD
PWR GND
—
LV_Diff
—
LV_Diff
—
I-3.3
PU
I-3.3
PU
PWR 1.8/3.3 —
O
—
I
PU 10k 3.3V (S5)
I
PU 10k 3.3V (S5)
I
PU 10k 3.3V (S5)
Comment
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—
Thermal Trip
Event, transition
to S5 indicator
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