Modbus – IAI America ROBO Cylinder Series User Manual
Page 143
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5. Modbus RTU
135
Modbus
(4) Query sample
A sample query that acquires the current position when a controller of axis No. 0 is in the teaching
mode is shown below.
Query (silent intervals are inserted before and after the query)
01 05 04 15 FF 00 9C CE
Field
RTU mode
8-bit data
Start
Silent interval
Slave address [H]
01
Function code [H]
05
Start address [H]
0415
Changed data [H]
FF00
Error check [H]
9CCE (in accordance with
CRC calculation)
End
Silent interval
If the change is successful, the response message will be the same as the query.
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