Connectors and LEDs
Issue C
59
J22 - COM Express connector (COM Express only)
Connector
: TYCO 3-1318490-6.
Mating socket
: 5mm: TYCO 3-1827253-6, 8mm: TYCO 3-1318491-6.
Pin
Signal name
Pin
Signal name
A1 GND
B1 GND
A2
GBE0_MDI3-
B2
GBE0_ACT# (out) (160R series
resistor)
A3 GB
B3 LPC_FRAME#
(out)
A4
GBE0_LINK100# (out) (160R
series resistor)
B4 LPC_AD0
(in/out)
A5
GBE0_LINK1000# (out) (160R
series resistor)
B5 LPC_AD1
(in/out)
A6 GBE0_MDI2-
B6 LPC_AD2
(in/out)
A7 GB
B7 LPC_AD3
(in/out)
A8
GBE0_LINK# (220R pull down)
B8
LPC_DRQ0# (in)
A9 GBE0_MDI1-
B9 LPC_DRQ1#
(in)
A10 GB
B10 LPC_CLK
(out)
A11 GND
B11 GND
A12 GBE0_MDI0-
B12 PWRBTN#
(in)
A13
GB
B13
SMB_CK (out) (SCH US15W)
A14
GBE0_CTREF (Power out)
B14
SMB_DAT (in/out) (SCH US15W)
A15
SUS_S3# (out)
B15
SMB_ALERT# (in)
A16 S
B16 S
A17 SATA0_TX-
B17 SATA1_TX-
A18 SUS_S4#
(out) B18
SUS_STAT#
(out)
(LPCPD#)
A19 S
B19 S
A20 SATA0_RX-
B20 SATA1_RX-
A21 GND
B21 GND
A22 NC
B22 NC
A23 NC
B23 NC
A24
SUS_S5# (out)
B24
PWR_OK (in)
A25 NC
B25 NC
A26 NC
B26 NC
A27
BATLOW# (in) (SuperIO: GP14)
B27
WDT (out) (SuperIO: GP60)
A28 ATA_ACT#
(out)
B28 NC
continued…
4
Connected to I2C expander PCA9535 port P13.