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4.
Command list (Only for normal mode) ........................................................................ 44
tIIILDD...[CHK]<CR> .................................................................................. 46
4.1
4.2
eIIIIIIIILDD...[CHK]<CR> ............................................................................ 47
4.3
4.4
4.5
4.6
4.7
4.8
P2BBBBB[CHK]<CR> ................................................................................ 53
4.9
4.10
General Error code for all command ....................................................... 55
5.
Pair-connection Mode Description .............................................................................. 56
6.
Modbus Slave Mode ...................................................................................................... 62
6.1
Supported Modbus Functions .................................................................. 64
6.2
Modbus Address ....................................................................................... 64
6.2.1
Using Modbus RTU command to get a CAN Message .............................. 79
6.2.2
Using Modbus RTU command to send a CAN message ........................... 81
6.2.2.1
6.2.2.2
6.2.3
Using Modbus RTU command to get a Specific CAN Message................. 86
6.2.4
Using Modbus RTU command to configure module .................................. 87
6.3
Modbus Exception Codes ......................................................................... 89
7.
Modbus Master Mode ................................................................................................... 90
7.1
Supported Modbus Functions .................................................................. 90
7.2
IO Memory Size .......................................................................................... 91
7.3
Configuration and Operation .................................................................... 91
7.3.1
Modbus Read Configuration ...................................................................... 92
7.3.1.1
7.3.1.2
7.3.2
Modbus Write Configuration ...................................................................... 99
7.3.3
Common Configuration ............................................................................ 103
Example .................................................................................................... 106
7.3.4
8.
Uart Switch Descption(Uart Switch Mode) ................................................................ 107
8.1
Uart to CAN .............................................................................................. 107
8.2
CAN to Uart .............................................................................................. 108
8.3
Direction ................................................................................................... 109
8.4
One-to-many application ........................................................................ 109
9.
Troubleshooting .......................................................................................................... 110
I-7530A-MR Modbus RTU to CAN Converter User's Manual (Version 1.08, 07/2019) ------------- 3
Modbus Read Command.................................................................. 93
Response CAN Message Configuration ......................................... 96
to send a CAN message ...................... 81
to send a CAN message ...................... 83
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