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ICP DAS USA I-7242D User Manual Page 88

Devicenet / modbus rtu gateway.
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2. Apply the Master's Explicit Request Messages to change the Slave's
Baud Rate.
Master (MAC ID =0x0A)
_ Group 2 Message
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_ Destination MAC ID=0x09
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_ Message ID =4
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ID=10 001001 100. Data= 0A 10 03 01 02
_ Group 2 Message
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_ Source MAC ID=0x09
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_ Message ID =3
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ID=10 000011 011. Data= 0A 90
Note: After finishing the change of the MAC ID on-line, the I-7242D will send a
shutdown message and reset. However if users want to change the baud rate
of I-7242D, they must send the reset service to reset the I-7242D. Then the
new baud rate of the I-7242D will become effective.
I-7242D DeviceNet/Modbus RTU Gateway User's Manual, July 2006, Version 1.1
_ Frag=0. Transaction ID=0. Destination MAC ID= 0x0A
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_ Service=Set Attribute Request
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| _ Class ID=3
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| | _ Instance ID=1
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| | | _ Attribute ID=2
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Attribute Data= 0x01 -- New Baud Rate
01
_ Frag=0. Transaction ID=0. Destination MAC ID= 0x0A
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_ Service= Set Attribute Response
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I-7242D user manual
Slave (MAC ID =0x09)
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