Lenze DDS Function library PLCToolBox Manual do Utilizador descarregar pdf (Página 23)

Function library LenzePLCToolBox.lib

Functions/function blocks

2.15 L_TBSetBitOfByte

2−15

L LenzePLCToolBox.lib EN 1.5

2.15 L_TBSetBitOfByte

BYTE L_TBSetBitOfByte (byInput, byBitNr)

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

L_TBSetBitOfByte

byInput

byBitNr

0...7

Set

Transfer parameters

Identifiers Data type Info/possible settings

byInput Byte Value in which a bit is to be set to 1".

byBitNr Byte No. (0 ... 7) of the bit to be set.

Return value: Byte

Value Meaning

0 ... 255 Value of type "byte" resulting from the set bit.

Example

Calling the function in ST:

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

byValue := L_TBSetBitOfByte(byValue, 3); (* set bit 3 *)

(* byValue = 105 dec = 01101001 bin *)

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