ICP DAS USA I-7530A User Manual page 24

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Application 3:

This application may be used to construct a RS-232 device network

via CAN bus. The architecture is shown below.

Configurations:

In order to apply this application, user need to configure the I-7530A#1,

I-7530A#2, and I-7530A#3 as follows. The RS-232 configurations of these

three I-7530As are decided by the RS-232 device they connect with.

I-7530A#1

Communication Descriptions:

When Device1 want to transmit RS-232 commands "1234567" to

Device2, the commands written to I-7530A#1 by Device1 need to be

"0021234567" because the Device1 is set to dynamic Tx CAN ID (Fixed

Tx CAN ID is not checked). The first three bytes of "0021234567" is "002",

I-7530A RS-232/485/422 to CAN Converter User's Manual (Version 1.2, Sep/2011) ------------- 24

I-7530A#2

I-7530A#3

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