Appendix C: Modbus Protocol Implementation Conformance Statement
WSHP Open v3
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47
Unsigned Integer (UINT)
0 - 65535
3
–
Read Holding Register
6
–
Preset Single Register
16
–
Preset Multiple Register
Signed Integer (SINT)
-32768 - 32767
3
–
Read Holding Register
6
–
Preset Single Register
16
–
Preset Multiple Register
Discrete Input (DI)
0 = Off, 1 = On
2
–
Read Input Status
Discrete Output (DO)
0 = Off, 1 = On
1
–
Read Coil Status
5
–
Force Single Coil
15
–
Force Multiple Coils