LED Descriptions
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PC Cards cifX PCI, PCIe, Low Profile PCIe | Installation, Operation and Hardware Description
DOC120204UM46EN | Revision 46 | English | 2015-12 | Relelased | Public
© Hilscher, 2008-2015
8.12 sercos Master
For the sercos Master protocol, the communication LEDs
STA
and
ERR
as
well as the Ethernet LED
L/A
can assume the states described below. This
description is valid from stack version V2.1.
LED
Color
State
Meaning
Duo LED red/green
(green)
On
CP4: Communication phase 4
(green)
Triple Flash
CP3: Communication phase 3
(green)
Double flash
CP2: Communication phase 2
(green)
Single flash
CP1: Communication phase 1
(green)
Blinking (2,5 Hz)
CP0: Communication phase 0
(green)
Flickering (10 Hz)
Master is not configured and is in NRT.
After a status change
this isn't indicated again
STA
General
name:
COM 0
(off)
Off
NRT:
Non Real-Time Mode
Duo LED red/green
(red)
Single flash
Bus Sync error threshold
(red)
Double flash
Internal Stop of the bus cycle
(red)
Triple Flash
DPM watchdog has expired.
(red)
Quadruple Flash
No Master license present in the device.
(red)
Blinking (2,5 Hz)
Error in the configuration database.
(red)
Single Flickering
Channel Init was executed at the Master.
(red)
Double Flickering
Slave is missing.
(red)
Flickering (10 Hz)
Boot-up was stopped due to an error.
ERR
General
name:
COM 1
(off)
Off No
error
LED green
(green)
On
Link:
The device is linked to the Ethernet, but does not
send/receive Ethernet frames.
(green)
Flickering
(load dependant)
Activity:
The device is linked to the Ethernet and
sends/receives Ethernet frames.
L/A
Ch0 & Ch1
(off)
Off
The device has no link to the Ethernet.
LED yellow
Ch0 & Ch1
(off)
Off
This LED is not used.
Table 54: LED states for the sercos Master protocol
