xMBSInternalHandle_tag Struct Reference

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Detailed Description

Every MODBUS slave instance has a handle which contains pointer to functions and a buffer for assembling MODBUS frames.

Data Fields
UBYTE	ubSlaveAddress
UBYTE	ubIdx
USHORT	usFrameMBPDULength
eMBSSlaveState	eSlaveState
BOOL	bIsSerialDevice
xMBPEventHandle	xFrameEventHdl
xMBSFrameHandle	xFrameHdl
UBYTE *	pubFrameMBPDUBuffer
peMBSFrameSend	pFrameSendFN
peMBSFrameReceive	pFrameRecvFN
peMBSFrameClose	pFrameCloseFN
xMBSRegisterCB	xMBSRegCB

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Field Documentation

BOOL xMBSInternalHandle_tag::bIsSerialDevice

TRUE if either ASCII or RTU.

eMBSSlaveState xMBSInternalHandle_tag::eSlaveState

Current state of the MODBUS stack.

peMBSFrameClose xMBSInternalHandle_tag::pFrameCloseFN

Pointer to a function used for shutdown.

peMBSFrameReceive xMBSInternalHandle_tag::pFrameRecvFN

Pointer to a function used to receive MODBUS frames.

peMBSFrameSend xMBSInternalHandle_tag::pFrameSendFN

Pointer for a function used to transmit MODBUS frames.

UBYTE* xMBSInternalHandle_tag::pubFrameMBPDUBuffer

Buffer used to assemble MODBUS frames.

UBYTE xMBSInternalHandle_tag::ubIdx

Internal index.

UBYTE xMBSInternalHandle_tag::ubSlaveAddress

Slave address of this MODBUS stack.

USHORT xMBSInternalHandle_tag::usFrameMBPDULength

The size of the frame.

xMBPEventHandle xMBSInternalHandle_tag::xFrameEventHdl

Receives MBS_EV_SENT, MBS_EV_TIMEOUT and MBS_EV_RECEIVED events.

xMBSFrameHandle xMBSInternalHandle_tag::xFrameHdl

Private data for the ASCII/RTU or TCP implementations.

xMBSRegisterCB xMBSInternalHandle_tag::xMBSRegCB

Register callbacks.

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(C) 2007 Embedded Solutions. Last updated on 27 Aug 2016.