ICP DAS USA I-7530A-MR-FD User Manual page 103

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is 0x1FFFFFFF.

 Mapping CAN ID:

This field indicates the hexadecimal value of the CAN ID.

 IO Data Byte Count:

This field indicates the data length of the CAN message.

The maximum value of byte count is 8 bytes due to the data length

limitation of the CAN message; CAN FD messages are 64 bits.

 IO Memory Start Address:

This field indicates a start position of the "Read Memory Space". By

using "IO Data Byte Count" and this field, you can get a memory

sector from the "Read Memory Space" which stores the I/O data

accessed from the Modbus slave device via "Modbus Read

Command".

 FD:

This field indicates whether to use FD format. If FD is checked, the

maximum value of IO Data Byte Count is 64 bytes.

 Add:

Click this button to add a configuration into "CAN Configuration List".

The configuration format includes value of CAN ID and memory range,

please refer to the following screenshot.

I-7530A-MR-FD Modbus RTU to CAN Converter User's Manual (Version 1.0, 08/2022) ------------- 103

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