Using the I/O on Slave (Bussed VXMs)
Most
of
the
inputs
and
outputs
on
a
Slave
VXM
(in
a
Master/
Slave
bussed
configuration)
are
available
through
the
Master.
To
access
the
user
I/O
on
the
second
VXM
(Slave)
from
the
Master
use
the
standard
“
Ux
”
commands
+100.
The
Master
will
subtract
100
from
the
“
Ux
”
command
and
send
the
result
to
the
Slave.
The
following
are
valid
commands
for
I/O
addressing
on
a
Slave:
U100
U101
U104
U105
U102
U103
U113
U114
U115
U116
U117
U118
U119
U123
U130
U131
U132
U133
U150
U151
U190
Wait
for
a
"low"
on
user
input
1
Wait
for
a
low
on
user
input
1,
holding
user
output
1
high
while
waiting
User
output
1
"low"
(reset
state)
User
output
1
high
Enable
Jog
mode
while
waiting
for
an
input
Disable
Jog
mode
while
waiting
for
an
input
Wait
for
a
front
panel
button
to
jump
to
a
program
or
continue:
"Motor
1
Jog
-"
button
to
jump
to
program
#1,
"Motor
1
Jog
+"
button
to
jump
to
program
#2,
"Run"
button
to
proceed
in
current
program.
User
output
2
low
(reset
state)
User
output
2
high
Optional
User
output
3
low
(reset
state)
Optional
User
output
3
high
Optional
User
output
4
low
(reset
state)
Optional
User
output
4
high
Wait
for
a
front
panel
button
to
jump
to
a
program
and
come
back,
or
continue:
"Motor
1
Jog
-"
button
to
jump
and
return
to
program
#1,
“Motor
1
Jog
+"
button
to
jump
and
return
to
program
#2,
"Run"
button
to
proceed
in
current
program
Wait
for
a
low
to
high
transition
on
user
input
1
Wait
for
a
low
to
high
transition
on
user
input
1,
holding
user
output
1
high
while
waiting
Wait
for
"Motor
1
Jog
-"
button
to
be
pressed
on
front
panel
with
debouncing
Wait
for
"Motor
1
Jog
+"
button
to
be
pressed
on
front
panel
with
debouncing
Wait
for
a
low
and
high
on
user
input
1
with
debouncing
for
a
mechanical
push-
button
switch
Wait
for
a
low
and
high
on
user
input
1
with
debouncing
for
a
mechanical
push-
button
switch,
holding
user
output
1
high
while
waiting
Wait
for
a
low
to
high
on
the
Run
button
or
connection
I/O,4
with
debouncing
for
a
mechanical
push-button
switch
37
