xLadder user manual-V2.0.0.6

6.5.15 ATH&HTA

Input/output Operand

Data type

IN,OUT

VB, IB, QB, MB, SB, SMB, LB, *VD, *AC, *LD

Byte

LEN

VB, IB, QB, MB, SB, SMB, LB, AC,constant, *VD, *LD, *AC Byte

ASCII to HEX

Instruction converts the ASCII characters

starting with “ IN ” to the hexadecimal digits starting with the “ out ” .The maximum length of the ASCII string

is 255 characters.

HEX to ASCII Instruction converts the hexadecimal digits

starting with “ IN ” to the ASCII characters starting with the “ out ” .

The length of conversion hexadecimal digits is specified

by the LEN.The maximum length is 255.

Valid ASCII input character:

Numbers 0 to 9 and capital letters A to F.

ASCII Codes: 30 to 39 and 41 to 46.

Error condition: Illegal ASCII code

Example:

106

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