Lenze DDS Function library PLCToolBox User Manual download pdf (Page 24)

Function library LenzePLCToolBox.lib

Functions/function blocks

2.16 L_TBSetBitOfDword

2−16

LenzePLCToolBox.lib EN 1.5

2.16 L_TBSetBitOfDword

DWORD L_TBSetBitOfDword (dwInput, byBitNr)

This function sets a single bit in a value of type "double word" to "1".

L_TBSetBitOfDword

dwInput

byBitNr

0...31

Set

Transfer parameters

Identifiers Data type Info/possible settings

dwInput Double word Value in which a bit is to be set to 1".

byBitNr Byte No. (0 ... 31) of the bit to be set.

Return value: Double word

Value Meaning

0 ... 4294967295 Value of type "double word" resulting from the set bit.

Example

Calling the function in ST:

dwValue := 97 (* dwValue = 97 dec = 01100001 bin *)

dwValue := L_TBSetBitOfDword(dwValue, 3); (* set bit 3 *)

(* dwValue = 105 dec = 01101001 bin *)

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Lenze DDS Function library PLCToolBox User Manual Page 24