Chapter 2 message formats, Chapter 2, Message formats -1 – Yaskawa F7 Modbus User Manual
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Chapter 2 Message Formats
This chapter provides information on the message (telegram) contents and
configuration.
Protocol................................................................................... 2 - 1
Read Multiple Registers – Function Code 03H .................... 2 – 2
Write Single Registers – Function Code 06H....................... 2 – 4
Loop-Back Test – Function Code 08H................................... 2 - 6
Write Multiple Registers – Function Code 10H .................... 2 – 8
No Response ....................................................................... 2 – 10
Error Codes .......................................................................... 2 - 10
CRC Calculations ................................................................. 2 - 11