5.5 Readin g the status register
Although the information about the status register is sent back by the
RCS
as part of the acknowledge, it
might be useful to ask it directly.
Command “o”: read status register
Description: Via this command the
RCM
tells the
RCS
of class
m
to read the status register.
The
RCS
executes the command and sends the acknowledge which informs about the
contents of the status register.
Example:
The command
o
is sent to the second
RCS
:
Message
<STX> <TYPE> <ADDRH> <ADDRL>
<Body>
<STATH>
<STATL
<CHKH>
<CHKL> <ETX>
m
0
2
o
3
e
Assumption: H
ERMES
DXD is operated in the default configuration (
DIGITAL INPUT 1
connected to
DIGITAL OUTPUT 1
,
DIGITAL INPUT 2
connected to
DIGITAL OUTPUT 2
,
auto switch
enabled)
Status
Auto Switch
Out2
true
Out1
true
Reserved
Out2
target
Out1
target
Prsnt2
Prsnt1
0
1
0
0
1
0
1
1
Acknowledg
e
<STX> <TYPE> <ADDRH> <ADDRL>
<Body>
<STATH>
<STATL
<CHKH>
<CHKL> <ETX>
m
0
2
o
6
b
d
6
Result:
The status register is read and the value is sent back to the
RCM
.
Содержание Hermes DXD
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Страница 13: ...2 Summary This chapter gives an overview of the HERMES DXD ...
Страница 50: ...7 Technical Data ...