
LEMCOM CANopen®
– User manual
Detailed
description of CANopen objects
COVAL
– LMCOP-EN-A-1155UM0068
35/49
12.16
2019h – Power supply fault counter
The number of electrical power supply faults (voltage below minimum threshold of 21.6 V DC) can
be accessed using the following SDO command:
Client (master)
server (LEMCOM)
CAN-ID
(600h+ID)
620h
Command
40h
Object L
19h
Object H
20h
Subindex
Module no.+1
Byte 0
00h
Byte 1
00h
Byte 2
00h
Byte 3
00h
The subindex is used to define the module to query (from 1 to 16):
- Subindex = 0x01
request for counter value on master module (address #0)
-
…
- Subindex = 0x10
request for counter value on secondary module at address #15
The reply is as follows:
Server (LEMCOM)
Client (master)
CAN-ID
(580h+ID)
5A0h
Command
43h
Object L
19h
Object H
20h
Subindex
Module no.+1
Byte 0
00h
Byte 1
00h
Byte 2
00h
Byte 3
00h
The number of faults is provided in hexadecimal format by the following:
Byte 3
– Byte 2 – Byte 1 – Byte 0
12.17
3011h – Island configuration
Object 3011h is used to query the LEMCOM master module to identify the modules present on the
island:
Client (master)
server (LEMCOM)
CAN-ID
(600h+ID)
620h
Command
40h
Object L
11h
Object H
30h
Subindex
00h
Byte 0
00h
Byte 1
00h
Byte 2
00h
Byte 3
00h
The reply is as follows:
Server (LEMCOM)
Client (master)
CAN-ID
(580h+ID)
5A0h
Command
4Bh
Object L
11h
Object H
30h
Subindex
00h
Byte 0
00h
Byte 1
00h
Byte 2
00h
Byte 3
00h
The island’s configuration is provided by
Byte 1
– Byte 0