(ST)
ST (Structured text) - . , , , . ST SFC.
() . EZS . supl_prj , . supl_prj . supl_prj supl_prj.
ISaGRAF .
ISaGRAF
ISaGRAF Workbench . ISaGRAF. - ISAWIN. , :
ISaGRAF
| APL | ISaGRAF
,
| ||
| COM |
| ||
| EXE | ISaGRAF | ||
| LIB | IsaGRAF:
- - - | ||
| LIB\IOC | / | ||
| LIB\FNC | , IEC | ||
| LIB\FBL | , IEC | ||
| LIB\SRC | |||
| LIB\DEFS | |||
| LIB\RELS | |||
| LIB\DEV | є
makefiles, .. | ||
| TMP | : TMP ISaGRAF . |
. , WS001
ISA.ini, EXE. WS001:
| Isa | ISaGRAF | ||
| IsaExe | ISaGRAF | ||
| IsaApl | ISaGRAF | ||
| IsaTmp | |||
| IsaSrc | |||
| IsaDefs |
, IsaTmp , OBJS, RELS DATA .
WS001 ISaGRAF:
;file c:\ISAWIN\EXE\ISA.ini
[WS001]
Isa=c:\isawin
IsaExe=c:\isawin\exe
IsaApl=c:\isawin\apl
IsaTmp=c:\isawin\tmp
IsaSrc=c:\isawin\lib\src
IsaDefs=c:\isawin\lib\defs
є ISaGRAF, \ISAWIN\LIB\DEV
: , , .. \ISAWIN\LIB\RELS
, є , ISaGRAF є , LINK.
"" , .
8
,
" " "" .
. .
DEL . / , DEL. , , .
/ , /
. . . .
/ . , , ST IL.
/ , . , .
/ . , ASCII .
ISaGRAF . , , .
:
LD FBD
/
:
( /)
( /)
( )
TRUE FALSE - , . , , , . , , , , , .
SFC , . SFC . :
SFC: SFC .
SFC:........ .
SFC: .
SFC: () , .
GSTART, GKILL, GFREEZE GRST .
SFC, , SFC. :
: .
SFC, , SFC. :
( )
: . , . : . , .
, ST IL. (* *) . ST .
:
counter := ivalue; (* *)
(*
*)
c := counter (* *) + base_value + 1;
. , (* .
: IL .
ISaGRAF , , CJ International. :
bcd, scale
abs, acos, ArCreate, ArRead, ArWrite, ascii, asin, atan, char, cos, delete, expt, find, insert, left, limit, log, max, mid, min, mlen, mod, mux4, mux8, odd, rand, replace, right, rol, ror, sel, shl, shr, sin, sqrt, tan, trunc
average, blink, cmp, ctd, ctu, ctud, derivate, f_trig, hyster, integral, lim_alrm, r_trig, rs, sema, sr, stackint, tof, ton, tp
, , C ISaGRAF. . , , Windows . ISaGRAF , , , :
, null . , ( ).
C , . .
FC
:
"" . . , . "" :
"" () . , "" .
"" . . , "" ( ), "" . , . "":
"" () . "" ( ). "" , , .
, . . :
.
, . . "" :
. ST, LD IL. , , .
. . ST, LD IL, "YES", "NO". :
.
- ST,
- LD, ,
- IL. IL ( ) , .
ST, . LD, . :
- 0 or FALSE NO
- 1 or TRUE YES
, .
FC. FC . FC FC . FC, . FC, , . FC , " - ":
. FC . , , . " ":
. , FC:
- FC , , FC .
- FC
-
-
-
-
. . . , .
/ , . , / . /. / , . / . " /":
/ , . , ST, LD IL, .
. . , ( ), ( ). :
. .
, . , . "":
. - , . ( - ), . . , .
. .
. :
( )
BEGIN
SEQUENTIAL
END
( )
Begin End . . Sequential . . Begin . Sequential SFC SFC. SFC. .
. - , . , . .
SFC.
, ( ) , , . . SFC.
- , ( SFC -. ) . ( ) . . , SFC.
SFC- - , . SFC.
SFC-, SFC- . SFC-, , .
FC
sequential FC . FC () FC . FC FC .
. SFC- SFC- . , .
. , , . FBD , LD, LD .
: SFC ( ), FBD ( ) LD
( ). : ST ( ), IL ( ). SFC . . , :
........................... ( )
........................... ( )
........................... ( )
/
/ ISaGRAF ISaGRAF /. / :
/
/
/
ISaGRAF /, / , /, , .
<><><_>_<_>
/:
I .
O
/:
X .
D .
M
/:
IX0_7 .. - 0 - 7
QD2 _4 - 2 - 4
/ / , /.
-
- . . :
'THIS IS A MESSAGE'
THIS IS A MESSAGE
: -. - . 255 , .
- :
'' (* *)
$:
| ASCII
(hexa) | |||||||
| $$ | '$' | 16#24 | 'I paid $$5 for this' | ||||
| $' | 16#27 | 'Enter $'Y$' for YES' | |||||
| $L | 16#0a | 'next $L line' | |||||
| $R | 16#0d | ' llo $R He' | |||||
| $N | 16#0d0a | 'This is a line$N' | |||||
| $P | 16#0c | 'lastline $P first line' | |||||
| $T | 16#09 | 'name$Tsize$Tdate' | |||||
| $hh (*) | 16#hh | 'ABCD = $41$42$43$44' |
(*)hh - ASCII .
. .
LEFT
:
IN MSG
NbC INT ,
IN
Q MSG IN ( = NbC)
NbC < 0
IN NbC > IN
:
. .
(*FBD LEFT RIGHT*)
(* ST : *)
complete_string := RIGHT ('12345678', 4) + LEFT ('12345678', 4);
(* - '56781234'
RIGHT - '5678'
LEFT - '1234'
*)
(* IL : LEFT *)
LD '12345678'
LEFT 4
ST sub_string (* *)
LD '12345678'
RIGHT 4
ADD sub_string
ST complete_string
LIM_ALRM
:
H REAL
X REAL :
L REAL
EPS REAL ( )
QH BOO : TRUE X
H
Q BOO : TRUE X
QL BOO : TRUE X
L
:
.
. , , , EPS.
:
LIMIT
:
MIN INT
IN INT
MAX INT
Q INT
:
. .
(*FBD LIMIT*)
(* ST : *)
new_value := LIMIT (min_value, value, max_value);
(* [min_value..max_value] *)
(* IL : *)
LD min_value
LIMIT value, max_value
ST new_value
LOG
:
IN REAL
Q REAL ( 10)
:
( 10) .
(*FBD LOG*)
(* ST : *)
xpos := ABS (xval);
xlog := LOG (xpos);
(* IL : *)
LD xval
ABS
ST xpos
LOG
ST xlog
:
TRUE 1
FALSE 0
true false , , .
, , . . , BOOLEAN.
(* FBD *)
(* ST : *)
output1 := input1 AND NOT (input2);
- . SFC . SFC . :
, , - .
. . ( ). ( ). .
:
, SFC .
:
(* SFC *)
(* *) (* *)
ISaGRAF , true false, ST. . :
YES is TRUE
PI is 3.14159
OK is (auto_mode AND NOT (alarm))
,
ST . :
If OK Then
angle := PI / 2.0;
isdone := YES;
End_if;
(LOCAL) , (GLOBAL) (COMMON).
.
.
.
, .
:
ST , . :
: ܠ is FALSE
ܠ is TRUE
: ܠ is TRUE
:
- 16
-
- ,
:
, , :
PI is 3.14159
:
PI2 is 6.28318
MAX
:
IN1 INT
IN2 INT ( REAL)
Q INT
:
.
(*FBD MIN MAX*)
(* ST : *)
new_value := MAX (MIN (max_value, value), min_value);
(* [min_value..max_value] *)
(* IL : *)
LD max_value
MIN value
MAX min_value
ST new_value
: . , "Goto" .
: <labelname>:
: <labelname>
ISaGRAF: 16 , , , . , ":".
: , . ISaGRAF
: (* *)
loop:
PrintTime
Wait 1s
Goto loop
MID
:
IN MSG
NbC INT ,
IN
Pos INT
Pos
( 1)
Q MSG IN ( = NbC)
:
. .
(*FBD MID*)
(* ST : *)
sub_string := MID ('abcdefgh', 2, 4);
(* - 'de' *)
(* IL : *)
LD 'abcdefgh'
MID 2,4
ST sub_string
MIN
:
IN INT
IN2 INT ( REAL)
Q INT
:
.
(*FBD MIN MAX*)
(* ST : *)
new_value := MAX (MIN (max_value, value), min_value);
(* [min_value..max_value] *)
(* IL : *)
LD max_value
MIN value
MAX min_value
ST new_value
MLEN
:
IN MSG
NbC INT IN
:
.
(*FBD MLEN*)
(* ST : *)
nbchar := MLEN (complete_string);
If (nbchar < 3) Then Return; End_if;
prefix := LEFT (complete_string, 3);
(* 3 prefix 3 *)
(* IL : *)
LD complete_string
MLEN
ST nbchar
LT 3
RETC
LD complete_string
LEFT 3
ST prefix
. . .
, . - (OR) .
(* *)
(* (v1 OR v2 OR v3) *)
,
. .
(* *)
(* ST : *)
output1 := input1;
output2 := input1;
. - (OR) .
(* *)
(* ST : *)
output1 := input1 OR input2;
output2 := input1 OR input2;
output3 := input1 OR input2;
MOD
:
IN INT
Base INT
Q INT ( MOD )
-1 Base <= 0
:
.
(*FBD MOD*)
(* ST : *)
division_result := (value / divider); (* *)
rest_of_division := MOD (value, divider); (* *)
(* IL : *)
LD value
DIV divider
ST division_result
LD value
MOD divider
ST rest_of_division
MSG
:
IN BOO-INT-REAL
Q MSG false true IN -
, IN -
:
.
(*FBD MSG*)
(* ST : *)
bres := MSG (true); (* bres 'TRUE' *)
ares := MSG (125); (* ares '125' *)
(* IL : *)
LD true
MSG
ST bres
LD 125
MSG
ST ares
MUX
:
SEL INT ( [0..3])
IN1..IN4 INT
Q INT = value1 if SEL = 0
= value2 if SEL = 1
= value3 if SEL = 2
= value4 if SEL = 3
= 0
:
4 : .
(*FBD MUX4*)
(* ST : *)
range := MUX4 (choice, 1, 10, 100, 1000);
(* 4 , , - 1, 10 *)
(* IL : *)
LD choice
MUX4 1,10,100,1000
ST range
㬥:
SEL INT 楫 ᥫ ( [0..7])
IN1..IN8 INT 楫 稭
Q INT = value1 if SEL = 0
= value2 if SEL = 1
...
= value8 if selector = 7
= 0 㣨 祭 ᥫ
ᠭ:
⨯ 8 室: 롨ࠥ 쬨 楫 ᥫ.
(*FBD ਬ "MUX8"*)
(* ST : *)
range := MUX8 (choice, 1, 5, 10, 50, 100, 500, 1000, 5000);
(* 롨ࠥ 8 ।। 祭, ਬ, ࠭ 3, 祭 㤥 50 *)
(* IL : *)
LD choice
MUX8 1,5,10,50,100,500,1000,5000
ST range
. , ( ), ( ) .
, . :
-
- ( )
-
-
-
-
-
-
-
-
- /
-
-
-
-
-
-
-
" / ". , ISaGRAF .
/ /
. , .
/ , , .
/ , . ( ) .
, , . . .
- ST IL, , . :
ACTION (N) :
(* ST *)
END_ACTION ;
:
:
NEG
:
IN INT-REAL
Q INT-REAL
:
.
(*FBD *)
(* ST : *)
ao23 := - (ai10);
ro100 := - (ri1 + ri2);
(* IL : *)
LD ai10
MUL -1
ST ao23
LD ri1
ADD ri2
MUL -1.0
ST ro100
ISaGRAF
ISaGRAF, , . . .
ISaGRAF . , .
. . , , .
- , /. ISaGRAF . %.
. s - . c - .
%IXs.c.............
%IDs.c.............
%ISs.c.............
%QXs.c.............
%QDs.c.............
%QSs.c.............
. s - . b - . c - .
%IXs.b.c.........
%IDs.b.c.........
%ISs.b.c.........
%QXs.b.c.........
%QDs.b.c.........
%QSs.b.c.........
:
%QX1.6 6- 1 ( )
%ID2.1.7 7-1 1 2 ( )
A .
NOT_MASK
:
IN INT
Q INT 32 IN
:
.
(*FBD NOT_MASK*)
(*ST : *)
result := NOT_MASK (16#1234);
(* result is 16#FFFF_EDCB *)
(* IL : *)
LD 16#1234
NOT_MASK
ST result
" / ", . , , :
, "0", "1".
: , , , .
, . .
. :
ISaGRAF , , .
: , , .
ISaGRAF / , , . . ASCII , Windows . . ASCII, Windows . . , , .
. :
. . .
ASCII Windows. . ASCII . .
. . , .
. . . - MS-DOS 0d-0a. .
.
. :
"" . "" . , "" .
, . . , . . .
. . - MS-DOS 0d-0a. . , . , . .
. :
tab separators ( )
:
: Name Attribute Comment
level internal calculated water level
alrm1 output main
comma separator ( )
:
: Name,Attribute,Comment
level,, calculated water level
alrm1,output,main alarm output
semicolon separators ( )
:
: Name;Attribute;Comment
level;; calculated water level
alrm1;output;main alarm output
commas commas and quotes ( )
: .
.
: "Name","Attribute","Comment"
"level","","internal calculated water level"
"alrm1","output","main alarm output"
, . :
. . . :
16
,
ISaGRAF :
........................................... Name
.......................................... Comment
........................................ Address
Attributes (, input, output).... Attribute
'False' string....................... False
'True' string........................ True
Analog format (real or integer)................. Format
Analog unit string..................................... Unit
Analog conversion name......................... Conversion
Message maximum length........................ MaxLength
Function block library type....................... Library
Defined word equivalence....................... Equivalence
attribute...............................
Input attribute............................................ Input
Output attribute......................................... Output
Constant attribute..................................... Constant
Real analog format................................... Real
Integer analog format............................... Integer
DDE
ISaGRAF DDE ( ) . (an advise loop) ISaGRAF , ISaGRAF .
advise poke DDE ISaGRAF. request , . DDE , execute . , , . . :
Service name: ISaGRAF
Topic name:.. ISaGRAF
Item name:
, , , :
variable_name(program_name)
DDE ISaGRAF ISaGRAF, . 256 ISaGRAF. DDE , ISaGRAF , . - , ISaGRAF .
, , / . . / .
. , .
:
 |
, ISaGRAF.INI .
. 1 255, 13 ($0D). . , , . , , .
1 ISaGRAF.INI.
:
WISAKER.EXE -s=2
: ISaGRAF NT Options/Slave
(Up, Down) . ISaGRAF.
ISaGRAF Ethernet . -t. , COM1, COM2, COM3 COM4 , 1100, Ethernet.
: 1100 Ethernet COM1 - ISaGRAF.INI.
: Ethernet.
:
WISAKER -t=COM2
WISAKER -t=1101
:
, -t=COMx
:
| baud | 600 | ||||
| 1200 | |||||
| 2400 | |||||
| 4800 | |||||
| 9600 | |||||
| 19200 | |||||
| parity | n | ||||
| e | |||||
| o | |||||
| data | 7 8 | ||||
| stop | 1 2 | ||||
| flow | h | ||||
| n |
- 19200, , 8 , 1 , .
:
WISAKER -t=COM1 baud=1200 data=8 parity=n stop=2
: ISaGRAF NT Options/Communication
Ethernet. Ethernet . , .
. , .
, , /, .
0 1: 0 - , 1 - .
: - 0 , ISaGRAF.INI.
:
WISAKER -x=1 ,
:
, . .
NT . , ISaGRAF , - .
0, 1, 2 3. 0 - , 3 - .
:
WISAKER -p=0
WISAKER -p=1
: ISaGRAF NT Options/Priority
- Real Time, - Idle.
0: Real Time
1: High priority
2: Normal priority
3: Idle priority
wisaker -t=COM1 ISaGRAF (1) COM1.
wisaker -s=3 -t=COM1 ISaGRAF 3 COM1.
ISaGRAF. SFC, FBD, LD, ST IL.
, ISaGRAF . , C , , C . ISaGRAF, .
"C", "C", ISaGRAF . PLC, .
, , - . , , (, ) .
ISaGRAF C . , C , - , .
ISaGRAF , C ST/FBD . ISaGRAF , C , . ISaGRAF .
ISaGRAF "C" . "C", ISaGRAF, "C" ISaGRAF.
-, ISaGRAF MS-DOS (.bat), DOS. - DOS. , Windows MS-DOS.
ISaGRAF .
"C", , , ISaGRAF.
, C , ISaGRAF. C :
,
C :
,
:
,
,
,
:
,
, , ...
ODD
:
IN INT
Q BOO TRUE
FALSE
:
: - .
(*FBD ODD*)
(* ST : *)
If Not (ODD (value)) Then Return; End_if;
value := value + 1;
(* *)
(* IL : *)
LD value
ODD
RETNC
LD value
ADD 1
ST value
- . . - . , , SFC, . .
:
, , . , . :
(* SFC *)
ISaGRAF LARGE (WDL) workbench
, ISaGRAF workbench. , - ( ), ISaGRAF ( , ). - , .
젠
255 ,
蠠 20
, Workbench,
: 젠
8 ⠠
ࠠ 8 ⠠
16 ⠠ +60
ࠠ 16 ⠠
255 +60
16 ⠠
16 ⠠
/ . (lib) 8 ⠠ C,
C
IEC
(lib)16 C,
C
IEC
/ 8 ᨬ
䨣 / 8 ᨬ
ࠬ 16 ᨬ
㭪 ८ࠧ 8 ᨬ
ꥪ ᨬ 砭
ப SFC 600
SFC 20
SFC 4095 ᥣ , 㯯 蠣,
樨騥 蠣, 砫
騥 蠣
࠭樨 SFC 4095 ᥣ ਫ
LD/FBD । 200
2000 ࠧ
।
祩.
Quick LD । ࠭祭 ࠭祭
魮 PC
IL ⪨ 251 ⮩ ணࠬ IL
⥪ 40KBytes
|
ꥪ |
ᨬ |
砭 |
|
᪨ ६ |
65535 |
|
|
६ |
65535 |
㯯 楫 ⢥ ६ |
|
|
65535 |
|
|
६ ᮮ饭 |
65535 |
|
|
। |
4095 |
⮬ ᯨ᪥ (⮬ ) |
|
। |
255 |
ᯮ㥬 ⮩ ணࠬ |
|
८ࠧ |
127 |
ᯮ㥬 ਫ |
|
窨 ⠡ |
32 |
। ⮩ ᠬ ⠡ ८ࠧ |
࠭祭 ᨬ쭮 ⢠ 㫥᪨, ப 㯯 ६, ப, 室 室 ६. ⠪ ६ ࠧ饭 ६. ⢮ ६ ।㥬 ( ⨯, ⢨), । ॢ 16000. ᨬ 䨣樨 PC, ࠭祭 16000. ਫ 楫 ISaGRAF V1.21 ࠭ 㬬୮ ⢮ ६ ⨯ 4095. ⠭⭠ "Modbus" ᯮ ⥢ ᯮ짮 ⢮ ६ ⨯ ॢ室 4095.
ꥪ ᨬ 砭
256 । ਫ
( 㤮)
⢮ / 㤮 ॢ蠥 256.
128
|
ꥪ |
ᨬ |
砭 |
|
㭪樨 ( IEC) |
255 |
⠭ ⥪ |
|
㭪樮 ( IEC) |
255 |
⠭ ⥪ |
|
㭪樨 |
255 |
⠭ ⥪ |
|
㭪樮 |
255 |
⠭ ⥪ |
|
㭪樮 |
4095 |
⮣ ⨯ 㭪樮쭮 ⮬ ਫ |
|
室 ࠬ 㭪樨 |
31 |
ਬ 㭪 㭪, ᠭ 몥 IEC |
|
ࠬ 㭪樮쭮 |
32 |
। 室묨 室묨 ࠬࠬ. 襩 ॡ 1 室 ࠬ |
|
㭪 ८ࠧ |
128 |
⠭ ⥪ |
|
䨣樨 / |
255 |
⠭ ⥪ |
|
/ |
255 |
⠭ ⥪ |
|
㤮 / |
255 |
⠭ ⥪ |
|
ࠬ |
16 |
. ISaGRAF, . . , .
( ) , . :
:................ .
:..................... . , .
:........ , ISaGRAF . .
:........ . , , Workbench
:.......................... .
:.............................. .
: .......... , .
:......................... - .
:
:.................. .
:....................... .
:........... , .
:........... , , .
. , .
. , .
" " .
" " , . SFC and FC, 2.
" "
, . SFC FC, 2 .
, , auto close ( ) . ISaGRAF.
.
, . , ISaGRAF.
ST IL, / , , .
, :
. . ( , )
.
- , workbench. - , , .
. , .
. , (, , , ). .
, . , . . / , .
/ , , , , .
/ . .
ISaGRAF . "" .
, , , . , . . ISaGRAF ( ), . , .
.
:
" ", , . , , .
"", .
.
SFC SFC 1 ( ), 2 SFC . , 1 2 .
,
: (1 2 , )
: , .
, . :
( ISaGRAF), , .
(1, 2, 3) . , . bitmap (.BMP). . .
FBD .
" / " , , . " " . "Document" .
" / " , ISaGRAF. ST IL, . , . ISaGRAF .
LD, , .
" / () " , . , . .
, , - . , Quick LD . - , : 16 . :
: :
short text short text
long text with no separator long text with n
short text: long description short text
. , . . " / " . :
Quick LD LD , . " / / ", . " " " / ", ISaGRAF , Quick LD.
: .
" / " , , LD.
. , / .
" / " ISaGRAF. , . ISaGRAF .
, ISaGRAF . - , , ISaGRAF, , .
"" , , . "".
, . >> . ISaGRAF 3 .
. , . ISaGRAF:
SIMULATE:........ ISaGRAF. , .
ISA86M:............. TIC (- ) ISaGRAF , Intel . .
ISA68M:............. TIC (- ) ISaGRAF , Motorola . .
SCC:................... ISaGRAF є, ISaGRAF .
CC86M:.............. ISaGRAF є, ISaGRAF .
ISaGRAF V3.23, "C" .
, ISaGRAF , PLC. ( , ) ISaGRAF (Workbench).
SFC, ISaGRAF SFC . , . , ISaGRAF, , ISaGRAF. ISaGRAF SFC . .
, ISaGRAF , .
.
5 . , .
, , , .
A.
:
(.)..
ࠠ xxxx....................... (*)
xxxxxxxx............... xxxx
蠠 xxxx....................... xxxxxxxx
xxxx....................... xxxxxxxx
xxxx....................... xxxxxxxx
䠠 xxxx....................... xxxxxxxx
.............................. xxxxxxxx xxxx
蠠 xxxxxxxx............... xxxx
頠 xxxxxxxxxxx ........ xxxxxxxxxxx
(*) 2.
OPERATE
:
IO ANY
Funct INT
Arg INT /
Q INT
:
/.
OPERATE /. . /.
RETURN
<RETURN > . . <RETURN > : TRUE, .
(* FBD RETURN *)
(* ST : *)
If auto_mode OR alarm Then
Return;
End_if;
bo67 := (bi10 AND bi23) OR x_cmd;
RETURN , . RETURN .
TRUE, , .
:
LD - , , .
(* ST : *)
If Not (manual_mode) Then RETURN; End_if;
result := (input1 OR input3) AND input2;
