AToH

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 Function - Converts a string to an integer using hexadecimal basis.

Inputs

Input

Data Type

Range

Unit

Default

Description

IN

STRING

 

 

 

String representing an integer in hexadecimal format.

Outputs

Output

Data Type

Range

Unit

Description

Q

DINT

 

 

Integer represented by the string.

Remarks

  • This function is case insensitive.
  • The result is 0 (zero) for an empty string.
  • The conversion stops before the first invalid character.

Truth Table

IN

Q

''

0

'12'

18

'a0'

160

'A0zzz'

160

FBD Language Example

FFLD Language Example

  • In the FFLD Language, the operation is executed only if the input rung (EN) is TRUE.
    • The output rung (ENO) keeps the same value as the input rung.

IL Language Example

  • In the IL Language, the first input must be loaded before the function call.
Op1: LD  IN
     ATOH
     ST  Q

ST Language Example

Q := ATOH (IN);

See Also

HToA