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SourceVuESP-IDF Framework and Examplesmb_tcp_slave sampleeMBMasterReqReadDiscreteInputs()

eMBMasterReqReadDiscreteInputs() function

This function will request read discrete inputs.

Syntax

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Summary

Declaration

Definition

from mb_m.h:407

eMBMasterReqErrCode eMBMasterReqReadDiscreteInputs( UCHAR ucSndAddr, USHORT usDiscreteAddr, USHORT usNDiscreteIn, LONG lTimeOut );

Implemented in mbfuncdisc_m.c:77

Arguments

Argument

Description

ucSndAddr

salve address

usDiscreteAddr

discrete start address

usNDiscreteIn

discrete total number

lTimeOut

timeout (-1 will waiting forever)

Return value

error code

Examples

References

from examples