Mitsubishi Electric 09R927, Руководство по структурному программированию

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5 Applied Functions
5.1 Type Conversion Functions
112
FXCPU Structured Programming Manual
(Application Functions)
Error
1) When the sign data (low-order byte) of the 1st word stored in a device specified in is any other than
"20H (space)" or "2DH (-)"
(Error code: K6706)
2) When the ASCII code for each place (digit) stored in to +5 is any other than "30H" to "39H",
"20H (space)" or "00H (NULL)"
(Error code: K6706)
3) When the value stored in to +5 is outside the following range:
-2,147,483,648 to +2,147,483,647
(Error code: K6706)
4) When any of devices to +5 exceeds the device range
(Error code: K6706)
Program example
In this program, string data stored in a device specified in is converted into double word [signed] data,
and the data obtained by conversion is output to a device specified in .
1) Function without EN/ENO(STR_TO_DINT)
2) Function with EN/ENO(STR_TO_DINT_E)
[Structured ladder]
[ST]
[Structured ladder]
[ST]
s
s s
s s
s s
s
d
g_dint1=65000
STR_TO_DINT
g_string1="_ _65000" _STRING
g_dint1 := STR_TO_DINT(g_string1);
STR_TO_DINT_E
EN ENO
g_dint1
g_bool1
g_string1 _STRING
g_bool3
g_bool3 := STR_TO_DINT_E(g_bool1, g_string1, g_dint1);