Ktam3874/pitx user's guide – Kontron KTAM3874-pITX User Manual
Page 49
KTD-S0051-D
Page 45
Appendix C: Connector Overview
KTAM3874/pITX User's Guide
Pin
GPIO 1
J2104
External Power
J2100
Power Front Header
J2102
1
VCC3
GND
RST_BTN+
2
VCC3
GND
PWR_BTN+
3
SDA
I2C_SDA
RST_BTN-
4
SCL
I2C_SCL
PWR_BTN-
5
GPIO21
RSVD
POWER_LED1-
6
GPIO22
RSVD
POWER_LED2-
7
GPIO23
GND
POWER_LED1+
8
GPIO24
GND
POWER_LED2+
9
GPIO19
VDD
GND
10
GPIO20
VCC5
GND
11
GPIO27
VDD
12
GPIO28
VCC5
13
GPIO29
VCC_IN
14
GPIO30
VCC5
15
GPIO31
VCC_IN
16
GPIO32
VCC5
17
RSVD
VCC_IN
18
GPIO25
VCC5
19
GND
RSVD
20
GND
RSVD
Pin
USB Standard
J1700
USB Client
J1702
USB Extension
J1701
1
VCC5
GND
GND
2
USB0-
USBn+
USBn+
3
USB0+
USBn-
USBn-
4
GND
VCC5
VCC5
5
VCC5
ID
6
USB1-
7
USB1+
8
GND
Pin
LAN
J1600/J1601
S-ATA
®
J903
microSD
TM
Socket
J1400
1
TXD+
GND
DATA2
2
TXD-
TX+
CD / DATA3
3
RXD+
TX-
CMD
4
GND
GND
VCC3
5
GND
RX-
CLK
6
RXD-
RX+
GND
7
GND
GND
DATA0
8
GND
DATA1