Interfaces
19
LEC-BTS
P117
GPIO9 (General Purpose IO)
S118
Not connected
P118
GPIO10 (General Purpose IO)
S119
GND
P119
GPIO11 (General Purpose IO)
S120
Not connected
P120
GND
P121
Not connected
P121
I2C_PM_CK (Power management I2C
bus clock)
S122
Not connected
P122
I2C_PM_DAT(Power management I2C
bus data)
S123
Not connected
P123
BOOT_SEL0# (Input straps determine the
Module boot device. Pulled up on Module.
Driven by OD part on Carrier.)
S124
GND
P124
BOOT_SEL1# (Input straps determine the
Module boot device. Pulled up on Module.
Driven by OD part on Carrier.)
S125
LVDS0+ (LVDS LCD data channel
differential pair)
P125
BOOT_SEL2# (Input straps determine the
Module boot device. Pulled up on Module.
Driven by OD part on Carrier.)
S126
LVDS0- (LVDS LCD data channel differential
pair)
P126
RESET_OUT# (General purpose reset
output to Carrier board.)
S127
LCD_BKLT_EN (High enables panel
backlight)
P127
RESET_IN# (Reset input from Carrier
board. Carrier drives low to force a
Module reset, floats the line otherwise.
Pulled up on Module. Driven by OD part
on Carrier.)
S128
LVDS1+ (LVDS LCD data channel
differential pair)
P128
POWER_BTN# (Power-button input from
Carrier board. Carrier to float the line in
inactive state. Active low, level sensitive.
De-bounced on the Module Pulled up on
Module. Driven by OD part on Carrier.)
S129
LVDS1- (LVDS LCD data channel differential
pair)
P129
SER0_TX (Asynchronous serial port data
out)
S130
GND
P130
SER0_RX (Asynchronous serial port data
in)
S131
LVDS2+ (LVDS LCD data channel
differential pair)
P131
SER0_RTS# (Request to Send
handshake line for SER0)
S132
LVDS2- (LVDS LCD data channel differential
pair)
P132
SER0_CTS# (Clear to Send handshake
line for SER0)
S133
LCD_VDD_EN (High enables panel VDD)
P133
GND
S134
(LVDS LCD differential clock
pair)
P134
SER1_TX (Asynchronous serial port data
out)
S135
LVDS_CK- (LVDS LCD differential clock
pair)
P135
SER1_RX (Asynchronous serial port data
in)
S136
GND
P136
SER2_TX (Asynchronous serial port data
out)
S137
LVDS3+ (LVDS LCD data channel
differential pair)
P137
SER2_RX (Asynchronous serial port data
in)
S138
LVDS3- (LVDS LCD data channel differential
pair)
P138
SER2_RTS# (Request to Send
handshake line for SER2)
S139
I2C_LCD_CK (I2C clock – to read LCD
display EDID EEPROMs)
P139
SER2_CTS# (Clear to Send handshake
line for SER2)
S140
I2C_LCD_DAT (I2C data – to read LCD
display EDID EEPROMs)
Table 3-2: SMARC P-S Connector (GF1) Signal Descriptions (Continued)
Pin #
Primary (Top Side)
Pin #
Secondary (Bottom Side)
