REL 1.2
Page 25 of 56
i.MX6 SODIMM SOM Hardware User Guide
iWave Systems Technologies Pvt. Ltd.
Table 5: 200-Pin PCB Edge Connector Pin Assignment
Pin
No.
SODIMM Edge Connector
Pin Name
i.MX6 Ball Name/
Pin Number
Signal Type/
Termination
Description
1
GND
NA
Power
Ground.
2
GPHY_ATXRXM
NA
IO, DIFF
Ethernet transmit differential pair 0
negative.
3
VDVDH_GPHY
NA
-
NC.
4
GPHY_ATXRXP
NA
IO, DIFF
Ethernet transmit differential pair 0 positive.
5
GND
NA
Power
Ground.
6
GPHY_BTXRXM
NA
IO, DIFF
Ethernet receive differential pair 1 negative.
7
UART1_RXD(SD3_DAT6)
SD3_DAT6/
E13
I, 3.3V CMOS
UART1 serial data receiver.
8
GPHY_BTXRXP
NA
IO, DIFF
Ethernet receive differential pair 1 positive.
9
UART1_TXD(SD3_DAT7)
SD3_DAT7/
F13
O, 3.3V CMOS
UART1 serial data transmitter.
10
GPIO1_IO21(SD1_DAT3)
SD1_DAT3/
F18
IO, 3.3V CMOS General Purpose Input/Output.
11
GPHY_LINK_LED2
NA
O, 3.3V CMOS
Ethernet link status LED.
12
GPHY_ACTIVITY_LED1
NA
O, 3.3V CMOS
Ethernet speed status LED.
13
GND
NA
Power
Ground.
14
GPHY_CTXRXM
NA
IO, DIFF
Ethernet receive differential pair 2 negative.
15
GPHY_DTXRXM
NA
IO, DIFF
Ethernet receive differential pair 3 negative.
16
GPHY_CTXRXP
NA
IO, DIFF
Ethernet receive differential pair 2 positive.
17
GPHY_DTXRXP
NA
IO, DIFF
Ethernet receive differential pair 3 positive.
18
I2C1_SCL(EIM_D21)
EIM_D21/
H20
O, 3.3V OD/
4.7K PU
I2C1 Clock signal.
Note:
I2C1_SCL(EIM_D21) is also connected
to On-SOM PMIC.
19
I2C1_SDA(EIM_D28)
EIM_D28/
G23
IO, 3.3V OD/
4.7K PU
I2C1 Data signal.
Note:
I2C1_SDA(EIM_D28) is also connected
to On-SOM PMIC.
20
VIN_3V3
NA
I, 3.3V Power
Supply Voltage.
21
HDMI_D0P
HDMI_D0P/
K6
O, TMDS
HDMI differential data lane 0 positive.
22
HDMI_D1P
HDMI_D1P/
J4
O, TMDS
HDMI differential data lane 1 positive.
23
HDMI_D0M
HDMI_D0M/
K5
O, TMDS
HDMI differential data lane 0 negative.
24
HDMI_D1M
HDMI_D1M/
J3
O, TMDS
HDMI differential data lane 1 negative.
25
HDMI_HPD
HDMI_HPD/
K1
I, 3.3V CMOS
HDMI Hot plug detect.
26
HDMI_D2P
HDMI_D2P/
K4
O, TMDS
HDMI differential data lane 2 positive.