www. boardcon.com
15
Pin
Signal
Description
Pin
Signal
Description
1
SDMMC_D2
SD/MMC data2
2
SDMMC_D3
SD/MMC data3
3
SDMMC_CMD
SD/MMC command
signal
4
VCCIO_SD
3.3V
5
SDMMC_CLK
SD/MMC clock
6
GND
Ground
7
SDMMC_D0
SD/MMC data0
8
SDMMC_D1
SD/MMC data1
9
SDMMC_DET
SD/MMC detect signal
10
GND
Ground
11
GND
Ground
12
GND
Ground
2.6 HDMI (PH1)
The HDMI interface available is based on the “HDMI transmitter” & “HDMI 3D Tx PHY” integrated into the
EM3288 SoC. The “HDMI transmitter” combines video/display data from the IPU, Audio data from
EM3288 memory & control/status data from the ARM complex, into Xhdmi data & clock channels. The
“HDMI 3D Tx PHY” transmits the combined data by means of 3 Xhdmi data pairs and an Xhdmi clock pair
to the EM3288 carrier board interface.
EM3288 HDMI2.0 supports maximum 4Kx2K display, and it also enables HDMI/LCD audio and video
synchronization output. The HDMI interface is the regular 19pins HDMI type A, with width 13.9mm and
thickness 4.45mm. The resolution up to 1920x1080p@60HZ.
Pin
Signal
Description
Pin
Signal
Description
1
TX_2+
HDMI data 2 pair
2
GND
Ground
3
TX_2-
4
TX_1+
HDMI data 1 pair
5
GND
Ground
6
TX_1-
7
TX_0+
HDMI data 0 pair
8
GND
Ground
9
TX_0-
10
TX_C+
HDMI clock pair
11
GND
Ground
12
TX_C-
13
HDMI_CEC
Consumer
electronics control
14
NC
Not connect