2.3 Block Diagram
The I-7530/I-7530T and tM-7530 provide CAN and RS-232 communication interfaces. The
isolator is on the CAN side. The connector of the CAN port to the I-7530/I-7530T and tM-7530
are the D-Sub 9-pin male connector and the spring type connector respectively.
Figure: The block diagram of the I-7530/I-7530T and tM-7530
The hardware profile of the I-7530-FT is the same as the I-7530/I-7530T. The main difference
between I-7530-FT and I-7530/I-7530T is followed CAN specification. The I-7530-FT is ISO
11898-3 device, which is also called low speed fault tolerance (LSFT) CAN device. There is no
isolator on the I-7530-FT.
Figure: The block diagram of the I-7530-FT
The I-7530A/tM-7530A provides four communication interfaces in one module. They are CAN,
RS-232, RS-485 and RS-422 interfaces. Because the RS-232, RS-485 and RS-422 are the
same UART port, users can’t use them at the same time. The I-7530A/tM-7530A also has
isolator on the CAN side.
Figure: The block diagram of the I-7530A/tM-7530A
I-7530, I-7530-FT, I-7530A, I-7565, tM-7530, tM-7530A, tM-7565 User Manual Version 1.5
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