LED Descriptions
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PC Cards cifX Compact PCI, Mini PCI, Mini PCIe, PCI-104 | Installation, Operation and Hardware Description
DOC120205UM53EN | Revision 53 | English | 2019-03 | Released | Public
© Hilscher, 2008-2019
8.18 VARAN Client (Slave)
For the VARAN Client protocol, the communication LEDs
RUN
and
ERR
as
well as the Ethernet LEDs
LINK IN
and
LINK OUT
or
ACT IN
and
ACT
OUT
can assume the states described below. This description is valid from
stack version V1.0.
LED
Color
State
Meaning
Duo-LED red/green
(green)
On
Configured and communication is active.
(green)
Blinking (5 Hz)
Configured and communication is inactive.
RUN
General
name:
COM 0
(off)
Off Not
configured.
Duo-LED red/green
(off)
Off Configured.
(red)
Blinking (5 Hz)
Not configured.
ERR
General
name:
COM 1
(red)
On Communication
error occurred.
LED green
(green)
On
The device is linked to the Ethernet.
LINK IN
Ch0 &
LINK OUT
Ch1
(off)
Off
The device has no link to the Ethernet.
LED yellow
(yellow)
Flickering
(load
dependant)
The device sends/receives Ethernet frames.
ACT IN
Ch0 &
ACT OUT
Ch1
(off)
Off
The device does not send/receive Ethernet frames.
Table 79: LED-Zustände für das VARAN-Client-Protokoll
LED state
Definition
Blinking (5 Hz)
The indicator turns on and off with a frequency of 5 Hz:
“on” for 100 ms, followed by “off” for 100 ms.
Flickering
(load
dependant)
The indicator turns on and off with a frequency of approximately 10 Hz to indicate high Ethernet
activity: on for approximately 50 ms, followed by off for 50 ms. The indicator turns on and off in
irregular intervals to indicate low Ethernet activity.
Table 80: Definitionen der LED-Zustände für das VARAN-Client-Protokoll
