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i.MX8M SMARC SOM Hardware User Guide
iWave Systems Technologies Pvt. Ltd.
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HDMI Transmitter x 1 Port
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MIPI DSI x 1 Channel
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SAI/I2S (Audio Interface) x 2 Ports
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Data UART (with CTS & RTS) x 1 Port (One more optional port available)
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Data UART (without CTS & RTS) x 1 Ports (Can be used as Debug Port)
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QSPI x 1 Port (One more optional port available)
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I2C x 2 Ports
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12 GPIOs
Expansion Connector Interfaces (Optional)
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SAI x 1 Port
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MIPI CSI0 (Lane2 & Lane3)
4
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GPIOs
General Specification
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Power Supply : 5V, 3A
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Form Factor
: 82mm X 50mm (SMARC V2.0 Specification)
1
In i.MX8M SMARC SOM, SD1 interface signals are connected to both eMMC Flash and MicroSD connector. So either
one feature only can be supported at a time in the SOM and by default, eMMC is supported.
2
In i.MX8M SMARC SOM, SD2 interface signals are connected to both SMARC Edge Connector and Wi-Fi Module. In the
SOM by default, SD2 is connected to SMARC Edge connector and Wi-Fi is supported via ECSPI1 interface.
3
In i.MX8M SMARC SOM, PCIe-2 interface signals are connected to both SMARC Edge Connector and PCIe to Ethernet
controller. In the SOM by default, PCIe-2 is connected to PCIe to Ethernet controller and only PCIe-1 is supported at
SMARC edge connector.
3
The i.MX8M Support two 4 lane MIPI_CSI interface, but SMARC support only two lane for MIPI_CSI0 over Edge
connector. In i.MX8M SMARC SOM remaining two lane of MIPI_CSI0 are connected to Expansion connector.