Siemens SIMATIC S7-300 Reference Manual page 35

Basic instructions
✔ ✔
Set daylight saving time/standard time without
time-of-day status
✔ ✔
Transfer time-stamped alarms
✔
Set daylight saving time/standard time with time-
of-day status
String and Character
✔ ✔
Move character string
✔ ✔ ✔
Compare character strings
✔ ✔ ✔ ✔
Convert character string
✔ ✔
Convert character string to numerical value
✔ ✔
Convert numerical value to character string
✔ ✔
Convert character string to Array of CHAR
✔ ✔
Convert Array of CHAR to character string
✔ ✔
Determine the maximum length of a character
string
✔
Join multiple character strings
✔
Split character array in multiple strings
✔ ✔ ✔ ✔
Convert ASCII string to hexadecimal number
(conv-ersion is included in the conversion
functions, e.g. CHAR_TO_WORD)
✔ ✔ ✔ ✔
Convert hexadecimal number to ASCII string
A5E33285102-AB
Extended instructions
Description
Technology
LAD / FBD
(not S7-1200)
SET_SW
TIMESTMP
SET_SW_S
S_MOVE
S_COMP
S_CONV
STRG_VAL
VAL_STRG
Strg_TO_Chars
Chars_TO_Strg
MAX_LEN
JOIN
SPLIT
ATH
HTA
Communication
STL
SCL
:=
=
STRG_...
..._STRG
Page 34