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System Management: FRU LEDs
10009109-01 ATCA-9305 User’s Manual
7-21
Set FRU LED State Command
The Set FRU LED State command allows the state of the FRU LEDs to be controlled by the
management system.
Table 7-14: Set FRU LED State Command
Type: Byte: Data Field:
Request Data 1 PICMG Identifier—indicates that this is a PICMG defined group
extension command. Use value 00h.
2 FRU Device ID
3LED ID
00h Blue LED (Hot Swap)
01h LED 1 (OOS)
02h LED 2
03h LED 3
04h-FEh OEM defined LEDs
FFh Lamp Test (all LEDs under management control are
addressed)
4 LED Function
00h LED off override
01h-FAh LED blinking override
FBh Lamp Test state Turn on LED specified in byte 3 for the
duration specified in byte 5, then return to the highest
priority state.
FCh LED state restored to Local Control state
FDh-FEh reserved
FFh LED on override
5On Duration
LED on-time is measured in tens of milliseconds
Lamp Test time in hundreds of milliseconds if byte 4=FBh, time
value must be less than 128. Other values when Byte 4=FBh are
reserved. Otherwise, this field is ignored and shall be set to 0h.