Datasheet of ED-CM4IO Computer

EDA Technology Co.,LTD

– Electronics Development Accelerator

3.7 PoE Pin Header

The Gigabit network port of ED-CM4IO Computer supports POE power supply, and the POE power

supply terminal is led out through 1x2 2.54mm Pin Header, which needs to be equipped with official PoE

HAT module to realize POE power supply to ED-CM4IO Computer.

Pin definition of POE Pin Header is as follows

Pin

Function

1

VC1-

2

VC1+

3

VC2-

4

VC2+

3.8 PCIe

ED-CM4IO Computer has a standard PCIe Gen2 interface, supports 1 PCIe channel, and the speed is

up to 5Gbps.

Pin ID

Pin Name

Pin ID

Pin Name

B1

+12V

A1

NC

B2

+12V

A2

+12V

B3

+12V

A3

+12V

B4

GND

A4

GND

B5

NC

A5

+3.3V

B6

NC

A6

+3.3V

B7

GND

A7

NC

B8

+3.3V

A8

+3.3V

B9

+3.3V

A9

+3.3V

B10

+3.3V

A10

+3.3V

B11

NC

A11

PCIE_nRST

B12

PCIE_CLK_nREQ

A12

GND

B13

GND

A13

PCIE_CLK_P

B14

PCIE_TX_N

A14

PCIE_CLK_N