User's Manual l TQMxE39S UM 0101 l © 2019 TQ-Group
Page 17
SMARC Connector Pin Assignment (continued)
Pin
Pin-Signal
Description
Type
Level
Remark
P105 HDMI_CTRL_CK /
HDMI I2C clock / DP AUX Channel
O / IO
1.8 V / DP
HDMI only; PU
P106 HDMI_CTRL_DAT / DP1_AUX– HDMI I2C data / DP AUX Channel
IO
1.8 V / DP
HDMI only; PU
P107 DP1_AUX_SEL
DP AUX select (to select between DP and HDMI)
I
1.8 V
N/A
P108 GPIO0 / CAM0_PWR#
GPIO / Camera power enable (active low output)
IO PU/O 1.8 V
P109 GPIO1 / CAM1_PWR#
GPIO / Camera power enable (active low output)
IO PU/O 1.8 V
P110 GPIO2 / CAM0_RST#
GPIO / Camera reset (active low output)
IO PU/O 1.8 V
P111 GPIO3 / CAM1_RST#
GPIO / Camera reset (active low output)
IO PU/O 1.8 V
P112 GPIO4 / HDA_RST#
GPIO / HD audio reset (active low output)
IO PU/O 1.8 V
Preconfigured to HDA_RST#
P113 GPIO5 / PWM_OUT
GPIO / PWM out for fan speed control
IO PU/O 1.8 V
Preconfigured to PWM_OUT
P114 GPIO6 / TACHIN
GPIO / Tachometer input for fan speed measurement
IO PU/O 1.8 V
Preconfigured to TACHIN
P115 GPIO7
GPIO
IO PU
1.8 V
P116 GPIO8
GPIO
IO PU
1.8 V
P117 GPIO9
GPIO
IO PU
1.8 V
P118 GPIO10
GPIO
IO PU
1.8 V
P119 GPIO11
GPIO
IO PU
1.8 V
P120 GND
Ground
GND
P121 I2C_PM_CK
Power management I
2
C bus: SMBus
IO PU
1.8 V
P122 I2C_PM_DAT
Power management I
2
C bus: SMBus
IO PU
1.8 V
P123 BOOT_SEL0#
Boot source select
I
1.8 V
N/A
P124 BOOT_SEL1#
Boot source select
I
1.8 V
N/A
P125 BOOT_SEL2#
Boot source select (tie to GND to boot from carrier SPI)
I PU
1.8 V
P126 RESET_OUT#
General purpose reset output to carrier board
O
1.8 V
P127 RESET_IN#
Reset input from Carrier board
I PU
1.8 V
P128 POWER_BTN#
Power-button input from Carrier board
I PU
1.8 V
P129 SER0_TX
Serial port data out
O
1.8 V
P130 SER0_RX
Serial port data in
I
1.8 V
P131 SER0_RTS#
Serial port handshake: Request to Send
O
1.8 V
P132 SER0_CTS#
Serial port handshake: Clear to Send
I
1.8 V
P133 GND
Ground
GND
P134 SER1_TX
Serial port data out
O
1.8 V
P135 SER1_RX
Serial port data in
I
1.8 V
P136 SER2_TX
Serial port data out
O
1.8 V
P137 SER2_RX
Serial port data in
I
1.8 V
P138 SER2_RTS#
Serial port handshake: Request to Send
O
1.8 V
P139 SER2_CTS#
Serial port handshake: Clear to Send
I
1.8 V
P140 SER3_TX
Serial port data out
O
1.8 V
P141 SER3_RX
Serial port data in
I
1.8 V
P142 GND
Ground
GND
P143 CAN0_TX
CAN Transmit output
O
1.8 V
N/A
P144 CAN0_RX
CAN Receive input
I
1.8 V
N/A
P145 CAN1_TX
CAN Transmit output
O
1.8 V
N/A
P146 CAN1_RX
CAN Receive input
I
1.8 V
N/A
P147 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P148 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P149 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P150 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P151 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P152 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P153 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P154 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P155 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
P156 VDD_IN
Module power input voltage
PWR
4.75 to 5.25 V
2:
Configurable through TQ-flexiCFG.