GET_MSB

Type Function

Description Reads the value of the most significant BYTE of a bit string.

Parameters Input
IN

Data type: WORD

Description: Input bit string.

Output
OUT

Data type: BYTE

Description: Value of the most significant BYTE.

Additional information EN/ENO behavior

The POU is only executed if TRUE is applied to the EN input. If EN = FALSE, the POU is not executed and ENO = FALSE indicates the inactivity.

Further Info
See the topic "General information on execution control with EN/ENO" for further details.

Example Example in ST

MyByteVar := GET_MSB( WORD#2#1001100100110011 ); (* stores 10011001 in MyByteVar *)