rtd cpuModule CMi36786HX, User Manual

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CMi36786HX RTD Embedded Technologies, Inc.
81
Multi-Color LED
The CMi36786HX has a Multi-Color LED located beside the IDE connector, CN9. The color of the
LED indicates the status of the board, as shown in the table below:
The LED can also be controlled manually by writing to I/O Port 0x16. The following table lists the
color displayed and the value written.
Table 37: LED Colors
Color Description
Green Normal Operation
Blue On Board IDE Activity
Red cpuModule is in reset, or approaching thermal limit
Yellow (Red + Green) cpuModule is in Standby
Table 38: Manual LED Colors
I/O Port 0x16 Value Color
0x00 Automatic (see LED Colors on page 81)
0x09 Blue
0x0A Green
0x0B Cyan (Green + Blue)
0x0C Red
0x0D Magenta (Red + Blue)
0x0E Yellow (Red + Green)
0x0F White (Red + Green + Blue)