
B–62884EN/01
3. OPERATION
65
F8
Search
F7
Splist
F9
Symbol
F10
Seting
[LEVEL1] NET 00001–00006
X0000.0 X0000.1 X0000.2 X0000.3 X0000.4 X0000.5 X0000.6 Y0000.1
G0500.3 R0900.0
X0010.7 Y0065.7
X0012.5 Y0014.2
SUB 1
END1
SUB 2
END2
COMM
ENT–
ACC : 1 STACK : 0000 0000 SF:0 ZF:1 OF:0
F2
B.Srch
F3
Dbgprm
F1
Step
[Displaying of Step]
” ACC=1 STK=0000 0011 OF=0 SF=0 ZF=1 ”
ACC : result of operation
STK : contents of stack ( 1 byte )
OF : overflow ( 0=NO, 1=YES )
SF : sign ( 0=NO, 1=YES )
ZF : zero ( 0=NO, 1=YES )
F4
Sync.B
F1
Step
F2
B.Srch
F3
Dbgprm
F4
Sync.B
F7
Splist
F8
Search
F9
Symbol
F10
Seting
ACC : 1 STACK : 0000 0000 SF:0 ZF:1 OF:0
F1
Exec
F2
B.Srch
F3
Dbgprm
F4
Sync.B
F7
Splist
F8
Search
F9
Symbol
F10
Seting
(Stop)
F5
B.Strt
ACC : 1 STACK : 0000 0000 SF:0 ZF:1 OF:0
1) Step Operation to execute one instruction from current position.
2) Step Operation to execute one net (one circuit) from current posi-
tion.
3) Step operation to execute from current position to specified contact
or coil instruction.
Ladder Debug
1. File 2. Diagnose 3. I/O 4. Communication
Fig.3.4.3.1.4 (a) Screen of Step Operation