SBC-RK35M Boards User’s Manual
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N/C
Not connect
GND
Ground
/
active low signal
+
Positive of difference signal
-
negative of difference signal
Signal type:
I
Input
O
Output
IO
input/output
P
Power or ground
A
Analog
OD
Open drain
4.3.1 J2, MINI-PCIE connector
Mini,52P,0.8mm,6.8mmH,WDT,SMT,RoHS (TYCO: 2041262-1) Support kinds of 3G/4G module with USB
interface
4.3.2 J17, SIM card slot
Micro,Push-Push,6P,WDT,SMT,RoHS (MUP: MUP-C792-2)
4.3.3 J4,I2C port
Box,1x3x1.25,Vert
4.3.4 J5, Debug port
3.6mm,3Pole,1Port,F,RA,CMT,THR,RoHS (KBIT: PJ-320F)
Matched debug cable PN: YC1083R035
4.3.5 J7, Optional backlight control port
1x4,2.54mm, 4A, 8.18mmH, M, RoHS (MOLEX: 22-23-2041)
Pin
Name
Type
Description
1
LCD_BLK
P
LCD backlight power 12V (OPT +5V)
2
GND
P
Ground
3
PANEL_BKLTCTL
O
PWM control
4
PANEL_BKLTEN
O
Backlight ON/OFF control
4.3.6 J9, Power IN port
BOX 1X4 SIP-2.54,3A, ,M, THR,RoHS (GLW: 402-104-199-000)
Pin
Name
Type
Description
1
GND
P
Ground
2
DC_IN
P
Type 12V power input (Range:12-36V)
3
DC_IN
P
Type 12V power input (Range:12-36V)
4
GND
P
Ground
4.3.7 J10, RF antenna for WiFi&BT
50R,6GHz,N/A,F,Vert,WDT,SMT,RoHS (HIROSE: U.FL-R-SMT(01))
4.3.8 J11, Expand IO`s ports
Box,1x9x1.25,Vert(MOLEX: 53398-0971 )
