14
Interfaces
3.17 SMARC Interface Signals
Table 3-2 provides the pin signals for the SMARC P-S connector. Refer to the SMARC specifica-
tion at
http://www.sget.org/standards/smarc.html
for definitions of the SMARC signals.
Table 3-2: SMARC P-S Connector (GF1) Signal Descriptions
Pin #
Primary (Top Side)
Pin #
Secondary (Bottom Side)
S1
Not connected
P1
Not connected
S2
Not connected
P2
GND
S3
GND
P3
(CSI1 differential clock inputs.) S4
Not connected
P4
CSI1_CK- (CSI1 differential clock inputs.) S5
I2C_CAM_CK (Serial / Parallel camera
support link - I2C clock)
P5
Not connected
S6
CAM_MCK
P6
Not connected
S7
I2C_CAM_DAT (Serial / Parallel camera
support link - I2C data)
P7
(CSI1 differential data inputs.) S8
(CSI0 differential clock inputs.)
P8
CSI1_D0- (CSI1 differential data inputs.)
S9
CSI0_CK- (CSI0 differential clock inputs.)
P9
GND
S10
GND
P10
(CSI1 differential data inputs.) S11
(CSI0 differential data inputs.)
P11
CSI1_D1- (CSI1 differential data inputs.)
S12
CSI0_D0- (CSI0 differential data inputs.)
P12
GND
S13
GND
P13
(CSI1 differential data inputs.) S14
Not connected
P14
CSI1_D2- (CSI1 differential data inputs.)
S15
Not connected
P15
GND
S16
GND
P16
(CSI1 differential data inputs.) S17
AFB0_OUT (General purpose AFB output;
maps to PMC_SLP_S3# on the SOC)
P17
CSI1_D3- (CSI1 differential data inputs.)
S18
AFB1_OUT (General purpose AFB output;
maps to PMC_SLP_S4# on the SOC)
P18
GND
S19
AFB2_OUT (General purpose AFB output;
maps to PMC_SUS_STAT# on the SOC)
P19
GBE_MDI3- (Bi-directional transmit/
receive pair 3 to magnetics
[Media Dependent Interface])
S20
Not connected
P20
G(Bi-directional transmit/
receive pair 3 to magnetics
[Media Dependent Interface])
S21
Not connected
P21
GBE_LINK100# (Link Speed Indication
LED for 100Mbps; able to sink 24mA or
more carrier LED current)
S22
Not connected
P22
GBE_LINK1000# (Link Speed Indication
LED for 1000Mbps; able to sink 24mA or
more carrier LED current)
S23
AFB6_PTIO (EN_OC# for USB SS)
P23
GBE_MDI2- (Bi-directional transmit/
receive pair 2 to magnetics [Media
Dependent Interface])
S24
AFB7_PTIO (PCU_SMB_ALERT#)
P24
G (Bi-directional transmit/
receive pair 2 to magnetics [Media
Dependent Interface])
S25
GND
