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SDO Request
Command Interface
MELSEC-L Series – CANopen
Module ME3CAN1-L
5 – 3
5.1.2
CIF Multi SDO read access
With the multi SDO read access command, up to 8 SDO read accesses can be made within one com-
mand. The maximum data length for each access is 8 bytes.
Execution procedure: CIF Multi SDO read access
●
At first write the Command code 8
H
, the node number (0, 1–127), the Object Dictionary Index and
the Sub index to the buffer memory.
●
After writing all the necessary parameters turn ON Y(n+1)7 in order to trigger the command
execution. If the command execution is finished, X(n+1)7 will be turned ON.
●
If the access has been successful Un\G1000 will display "9" and Un\G1001 to Un\G1064 will contain
the node number, index and sub index for verification purposes.
Buffer memory allocation
Node number 0 is accessing the local ME3CAN1-L modules Object Dictionary, regardless of its real node address. This is
useful as the configuration of the local node can be programmed independently from the node address.
If the final setting is located before Un\G1057 write FFFF
H
in the last buffer memory address (Node number).
Address
(Decimal)
Description
Transmit message
Receive message
1000
Command 0008
H
: SDO Multi read
앫
0009
H
: SDO read success
앫
000F
H
: Error (Refer to section 5.4)
앫
00F9
H
: Error (refer to Node number and Result
data for details)
앫
FFFF
H
: CIF Busy
1001
Node number
���
앫
Success: Node number
���
(read back)
앫
Error:
– High Byte: 0F
H
– Low Byte: Node number
���
(read back)
1002
Index
Index (read back)
1003
앫
Low byte: Sub index
앫
High byte: Reserved
Sub index (read back)
1004
Unused
앫
Success: Data length
앫
Error: 0
H
1005
Unused
앫
Success: Result data
앫
Error: SDO access error code
1006
1007
1008
:
:
:
:
:
:
1057
Node number
������
앫
Success: Node number
���
(read back)
앫
Error:
– High Byte: 0F
H
– Low Byte: Node number
���
(read back)
1058
Index
Index (read back)
1059
앫
Low byte: Sub index
앫
High byte: reserved
Sub index (read back)
1060
Unused
앫
Success: Data length
앫
Error: 0
H
1061
Unused
앫
Success: Result data
앫
Error: SDO access error code
1062
1063
1064
1065–1066
Unused
Unused
Tab. 5-4:
Buffer memory allocation for CIF Multi SDO read access
Содержание CANopen ME3CAN1-L
Страница 2: ......
Страница 4: ......
Страница 6: ......
Страница 10: ...IV ...
Страница 18: ...Abbreviations and Generic Terms Overview MELSEC L Series CANopen Module ME3CAN1 L 1 4 ...
Страница 22: ...System Configuration System Equipment 2 4 MITSUBISHI ELECTRIC ...
Страница 66: ...Detailed Description of the Module Buffer Memory Details Layer 2 Message Mode 3 44 MITSUBISHI ELECTRIC ...
Страница 144: ...Programming CANopen PDO Communication using Function Blocks 7 6 MITSUBISHI ELECTRIC Fig 7 6 Example Program 2 ...
Страница 146: ...Programming CANopen PDO Communication using Function Blocks 7 8 MITSUBISHI ELECTRIC Fig 7 8 Example Program 4 ...
Страница 148: ...Programming CANopen PDO Communication using Function Blocks 7 10 MITSUBISHI ELECTRIC Fig 7 10 Example Program 6 ...
Страница 150: ...Programming CANopen PDO Communication using Function Blocks 7 12 MITSUBISHI ELECTRIC Fig 7 12 Example Program 8 ...
Страница 152: ...Programming CANopen PDO Communication using Function Blocks 7 14 MITSUBISHI ELECTRIC Fig 7 14 Example Program 10 ...
Страница 154: ...Programming CANopen PDO Communication using Function Blocks 7 16 MITSUBISHI ELECTRIC Fig 7 16 Example Program 12 ...
Страница 156: ...Programming CANopen PDO Communication using Function Blocks 7 18 MITSUBISHI ELECTRIC Fig 7 18 Example Program 14 ...
Страница 158: ...Programming CANopen PDO Communication using Function Blocks 7 20 MITSUBISHI ELECTRIC Fig 7 20 Example Program 16 ...
Страница 160: ...Programming Layer 2 Communication 7 22 MITSUBISHI ELECTRIC Local Label Setting Fig 7 22 Local Label for this example 1 ...
Страница 161: ...Layer 2 Communication Programming MELSEC L Series CANopen Module ME3CAN1 L 7 23 Fig 7 23 Local Label for this example 2 ...
Страница 162: ...Programming Layer 2 Communication 7 24 MITSUBISHI ELECTRIC Program Fig 7 24 Example Program 1 ...
Страница 163: ...Layer 2 Communication Programming MELSEC L Series CANopen Module ME3CAN1 L 7 25 Fig 7 25 Example Program 2 ...
Страница 164: ...Programming Layer 2 Communication 7 26 MITSUBISHI ELECTRIC Fig 7 26 Example Program 3 ...
Страница 165: ...Layer 2 Communication Programming MELSEC L Series CANopen Module ME3CAN1 L 7 27 Fig 7 27 Example Program 4 ...
Страница 166: ...Programming Layer 2 Communication 7 28 MITSUBISHI ELECTRIC Fig 7 28 Example Program 5 ...
Страница 167: ...Layer 2 Communication Programming MELSEC L Series CANopen Module ME3CAN1 L 7 29 Fig 7 29 Example Program 6 ...
Страница 172: ...Programming Layer 2 Communication 7 34 MITSUBISHI ELECTRIC Fig 7 39 Example Program 2 Set message parameter to module ...
Страница 178: ...Layer 2 Communication Programming MELSEC L Series CANopen Module ME3CAN1 L 7 40 ...
Страница 184: ...Troubleshooting Error Code and Error Message Summary 8 6 MITSUBISHI ELECTRIC ...
Страница 187: ......