Curtis 1356P handleiding
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Curtis 1356/1356P CAN Expansion Module Manual, Rev. A
17
Baud Rates
e 1356 /1356P runs at one of the seven selectable baud rates: 50 kbit/s,
100 kbit/s, 125 kbit/s, 250 kbit/s, 500 kbit/s, 800 kbit/s, or 1 Mbit/s. e baud
rate can be changed by a Curtis programmer or by an SDO. Changes in the
baud rate require an NMT reset or KSI cycle.
CAN Node ID
e 1356 /1356P CAN node ID can be assigned from 1 to 127. It can be changed
by a Curtis programmer or by CAN SDO. e default CAN node ID for the
1356 /1356P is 19. e CAN node ID is used by CANopen to route messages
to the 1356 /1356P and to denote messages from the 1356 /1356P. e node
ID is part of the COB-ID and therefore also plays a part in message priority
and bus arbitration.Changes to the node ID require an NMT reset or KSI cycle.
StandardMessageIdentiers
e standard message types are dened within a 4-bit eld in the COB ID
(Communication OBject IDentication). Consequently, there are 16 possible
standard message types. e values for Curtis products are:
Generic Type Message Identifier Value (binary – hex)
NMT NMT 0000 – 0x0Xx
EMERGENCY SYNC_ERR 0001 – 0x1X x
PDO PDO1_MISO 0011 – 0x3Xx
PDO1_MOSI 0100 – 0x4Xx
PDO2_MISO 0101 – 0x5Xx
PDO2_MOSI 0110 – 0x6Xx
SDO SDO-MISO 1011 – 0xBXx
SDO_MOSI 1100 – 0xCXx
HEARTBEAT NODE 1110 – 0xEXx
ese types and values comply with the CANopen spec and are used to invoke
standard transfer or information across the CAN bus.
Identiers built using standard message types consist of three elds. e
four upper bits hold the message type. e Node ID is in the bottom 7 bits.
Below is the CANopen-compliant Curtis standard organization of the
COB-ID.
11 10 9 8 7 6 5 4 3 2 1
Message Type Node ID
NMT messages have the highest priority of the standard message types,
and the heartbeat has the lowest priority.
3 — CANopen COMMUNICATIONS
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Productinformatie
Merk | Curtis |
Model | 1356P |
Categorie | Niet gecategoriseerd |
Taal | Nederlands |
Grootte | 7745 MB |