6-431
External signal timing chart
6External input/output functions
6.5.2 Timing chart example
(1) External signal operation timing chart (Part 1)
Fig.6-2:Example of external operation timing chart (Part 1)
Program reset
Program selection input signal
Cycle stop input signal
<Input>
Numeric value input
Start input
Stop input
Operation rights input signal
Error reset input signal
Program number output request
<Output>
Numeric value output
Operating status output
Waiting
status output
Program selection enabled output
Cycle stop operating status output signal
Error occurring status output signal
IODATA
PRGSEL
START
STOP
IOENA
SLOTINIT
CYCLE
ERRRESET
IOENA
IODATA
START
STOP
SLOTINIT
ERRRESET
PRGOUT
CYCLE
1
2
3
1
2
3
E
rr
o
r occu
rr
ing st
at
us
P
rogram
selection
P
rogram
start
St
o
p
Rest
art
St
o
p
P
rogram
reset
E
rr
o
r reset
C
y
cle stop
P
rogram
EN
D
Operation rights output signal
Program No. 2
Program No. 3
P
rogram
selection
P
rogram
start
E
rr
o
r occu
rr
ing
Rest
art
P
rogram
reset
St
o
p
P
rogram
selection
P
rogram
start
Program No. 1