18
Interfaces
P89
PC (Differential PCIe Link A
transmit data pair 0. Series coupling
capacitors are on the Module. 0.1 uF 0402
capacitor are on module)
S90
PC (Differential PCIe Link B
transmit data pair 0. Series coupling caps
are on the Module Caps are 0402 package
0.1uF)
P90
PCIE_A_TX- (Differential PCIe Link A
transmit data pair 0. Series coupling
capacitors are on the Module. 0.1 uF 0402
capacitor are on module)
P91
PCIE_B_TX- (Differential PCIe Link B
transmit data pair 0. Series coupling caps
are on the Module Caps are 0402 package
0.1uF)
P91
GND
S92
GND
P92
(TMDS / HDMI data 2
differential pair)
S93
Not connected
P93
HDMI_D2- (TMDS / HDMI data 2
differential pair)
S94
Not connected
P94
GND
S95
Not connected
P95
(TMDS / HDMI data 1
differential pair)
S96
Not connected
P96
HDMI_D1- (TMDS / HDMI data 1
differential pair)
S97
Not connected
P97
GND
S98
Not connected
P98
(TMDS / HDMI data 0
differential pair)
S99
Not connected
P99
HDMI_D0- (TMDS / HDMI data 0
differential pair)
S100
Not connected
P100
GND S101
GND
P101
(TMDS / HDMI clock output
differential pair)
S102
Not connected
P102
HDMI_CK- (TMDS / HDMI clock output
differential pair)
S103
Not connected
P103
GND
S104
Not connected
P104
HDMI_HPD (HDMI Hot Plug Detect input) S105
Not connected
P105
HDMI_CTRL_CK (I2C clock line
dedicated to HDMI)
S106
Not connected
P106
HDMI_CTRL_DAT (I2C data line
dedicated to HDMI)
S107
Not connected
P107
HDMI_CEC (HDMI Consumer Electronics
Control, 1 – wire peripheral control
interface)
S108
Not connected
P108
GPIO0 / CAM0_PWR# [default] (Camera
0 Power Enable, active low output)
S109
Not connected
P109
GPIO1 / CAM1_PWR# [default] (Camera
1 Power Enable, active low output)
S110
GND
P110
GPIO2 / CAM0_RST# [default] (Camera
0 Reset, active low output)
S111
Not connected
P111
GPIO3 / CAM1_RST# [default] (Camera
1 Reset, active low output)
S112
Not connected
P112
GPIO4 / HDA_RST# [default] (HD Audio
Reset, active low output )
S113
Not connected
P113
GPIO5 (General Purpose IO)
S114
Not connected
P114
GPIO6 (General Purpose IO)
S115
Not connected
P115
GPIO7 (General Purpose IO)
S116
Not connected
P116
GPIO8 (General Purpose IO)
S117
Not connected
Table 3-2: SMARC P-S Connector (GF1) Signal Descriptions (Continued)
Pin #
Primary (Top Side)
Pin #
Secondary (Bottom Side)
