B&B Electronics ADAM-5000_TCP - Manual User Manual

Page 82

Planning Your Application Program

ADAM5KTCP_ReadReg

Chapter 6

Description:

Reads the holding register value at a specified range

described in parameters.

Syntax:

int ADAM5KTCP_ReadReg(char szIP[],

WORD wID, WORD wStartAddress, WORD wCount,
WORD wData[]);

Parameter:

szIP[in]:

the IP Address of the ADAM-5000/TCP that to be

connected

wID[in]:

the specific device ID for an Modbus/TCP device.

The ADAM-5000/TCP is always assigned as 1

wStartAddress[in]: the starting address that to be read

wCount[in]:

how many holdings register to be read

wData[out]:

a unsigned 16 bits array that stored the read holding

Return:

Please refer to Chapter 6-2-4 “Return Codes” for more

detail information

ADAM-5000/TCP User’s Manual

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