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
8.17 Sercos Slave
For the Sercos Slave protocol, the communication LED
S
as well as the
Ethernet LED
L/A
can assume the states described below. This description
is valid from stack version V3.2.
LED
Color
State
Meaning
Duo LED red/green
(orange = red/green simultaneously)
(green)
On
CP4: Communication phase 4:
Normal operation, no error
(green)
Blinking (2 Hz)
Loopback:
The network state has changed from „fast-forward“
to „loopback“.
Flashing
(3 x green/3s)
CP3: Communication phase 3
(2 x green/3s)
CP2: Communication phase 2
(green/orange)
(1 x green/3s)
CP1: Communication phase 1
(orange)
On
CP0: Communication phase 0
Blinking (2 Hz)
HP0:
Hot-plug mode
(1 x orange/3s)
HP1:
Hot-plug mode
(orange/green)
(2 x orange/3s)
HP2:
Hot-plug mode
(orange)
Flashing (2 Hz)
Identification:
Invoked by (C-DEV.Bit15 in the Device Control)
Or
SIP Identification Request
(green/red)
Flashing (2 Hz,
min. 2s)
MST losses
≥
(S-0-1003/2):
The communication warning (S-
DEV.Bit 15) is present in the Device Status.
(red/orange)
Flashing (2 Hz)
Application error (C1D):
See GDP & FSP Status codes class
error.
(red)
Flashing (2 Hz)
Watchdog error:
Application is not running
(red)
On
Communication Error (C1D):
Error detected according to
Sercos third generation Class 1 Diagnosis, see SCP Status
codes class error.
S
General
name:
COM 0
(off)
Off
NRT-Mode:
(Non Real-Time Mode) No Sercos Communication
Duo LED red/green
General
name:
COM 1
(off)
Off
This LED is not used.
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 77: LED state definitions for the Sercos Slave protocol
