5. CAN
5.1. Overview
The CAN communication profile is implemented according to the specification DS301 version 4.02 of CAN in automation
(www.can-cia.de). Specific device profiles such as DS402 are not supported.
CAN communication is enabled by default however to use any control functions parameter P-12 must be set to 7 or 8. Refer to the
Programming Guide for further Information.
5.2. CAN Communication Configuration Parameter
The CAN communication baud rate can be set by using parameter P-36. Available baud rates are: 125kbps, 250kbps, 500kbps,
1Mbps. (with default settings as 500kbps).
The Node ID is set up through drive address parameter P-36 as well with the default value of 1.
5.3. CAN COB-ID
The following default COB-ID and functions are supported:
The following default COB-ID and functions are supported:
Type
Type
NMT
NMT
Sync
Sync
Emergency
Emergency
PDO1 (TX)
PDO1 (TX)
PDO1 (RX)
PDO1 (RX)
PDO2 (TX)
PDO2 (TX)
PDO2 (RX)
PDO2 (RX)
SDO (TX)
SDO (TX)
SDO (RX)
SDO (RX)
Error Control
Error Control
NOTE
The SDO channel only supports expedited transmission.
The SDO channel only supports expedited transmission.
A maximum of 2 Process Data Objects (PDO) are supported.
A maximum of 2 Process Data Objects (PDO) are supported.
o All PDOs are pre-mapped; however, PDO2 is disabled by default
All PDOs are pre-mapped; however, PDO2 is disabled by default
o The table below gives the default PDO mapping information.
he table below gives the default PDO mapping information.
Customer configuration (mapping) will NOT be saved during power down. This means that the CAN configuration will restore to
ustomer configuration (mapping) will NOT be saved during power down. This means that the CAN configuration will restore to
its default condition each time the drive is powered up.
its default condition each time the drive is powered up.
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COB-ID
COB-ID
000h
000h
Network management.
Network management.
Synchronous message.
Synchronous message.
080h
080h
COB-ID can be configured to other value.
COB-ID can be configured to other value.
080h + Node address
080h + Node address
080h + Node address
Emergency message.
Emergency message.
Emergency message.
180h + Node address
180h + Node address
180h + Node address
Process data object.
Process data object.
Process data object.
PDO1 is pre-mapped and enabled by default.
PDO1 is pre-mapped and enabled by default.
200h + Node address
200h + Node address
COB-ID can be configured to other value.
COB-ID can be configured to other value.
280h + Node address
280h + Node address
PDO2 is pre-mapped and disabled by default.
PDO2 is pre-mapped and disabled by default.
300h + Node address
300h + Node address
Transmission mode, COB-ID and mapping can be configured.
Transmission mode, COB-ID and mapping can be configured.
580h + Node address
580h + Node address
SDO channel can be used for drive parameter access.
SDO channel can be used for drive parameter access.
600h + Node address
600h + Node address
Guarding and Heartbeat function are supported.
Guarding and Heartbeat function are supported.
700h + Node address
700h + Node address
COB-ID can be configured to other value.
COB-ID can be configured to other value.
Function
Function
Version 1.02 | Fieldbus Guide | 11
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