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- M232 counter does not wraparound but locks at 65535. Workaround enabled.

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git-svn-id: https://svn.fhem.de/fhem/trunk@380 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
borisneubert 2009-05-31 11:59:51 +00:00
parent af9f791d21
commit 5187426aad
1 changed files with 20 additions and 8 deletions
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28
fhem/FHEM/81_M232Counter.pm
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@ -45,7 +45,7 @@ M232Counter_GetStatus($)
my $d = IOWrite($hash, "z"); my $d = IOWrite($hash, "z");
if(!defined($d)) { if(!defined($d)) {
my $msg = "M232Counter $name read error"; my $msg = "M232Counter $name tick count read error";
Log GetLogLevel($name,2), $msg; Log GetLogLevel($name,2), $msg;
return $msg; return $msg;
} }
@ -73,7 +73,8 @@ M232Counter_GetStatus($)
} }
my $basis_prev= $basis; my $basis_prev= $basis;
# previous count
# previous count (this variable is currently unused)
my $count_prev; my $count_prev;
if(defined($r->{count})) { if(defined($r->{count})) {
$count_prev= $r->{count}{VAL}; $count_prev= $r->{count}{VAL};
@ -83,10 +84,20 @@ M232Counter_GetStatus($)
# current count # current count
my $count= hex $d; my $count= hex $d;
if($count< $count_prev) { # If the counter reaches 65536, the counter does not wrap around but
$basis+= 65536; # stops at 0. We therefore purposefully reset the counter to 0 before
$r->{basis}{VAL} = $basis; # it reaches its final tick count.
$r->{basis}{TIME}= $tn; if($count > 64000) {
$basis+= count;
$count= 0;
$r->{basis}{VAL} = $basis;
$r->{basis}{TIME}= $tn;
my $ret = IOWrite($hash, "Z1");
if(!defined($ret)) {
my $msg = "M232Counter $name reset error";
Log GetLogLevel($name,2), $msg;
return $msg;
}
} }
# previous value # previous value
@ -110,7 +121,8 @@ M232Counter_GetStatus($)
$r->{tsecs}{TIME} = $tn; $r->{tsecs}{TIME} = $tn;
$r->{tsecs}{VAL} = $tsecs; $r->{tsecs}{VAL} = $tsecs;
$hash->{CHANGED}[0]= "value: $value"; $hash->{CHANGED}[0]= "count: $count";
$hash->{CHANGED}[1]= "value: $value";
# delta # delta
my $tsecs_delta= $tsecs-$tsecs_prev; my $tsecs_delta= $tsecs-$tsecs_prev;
@ -121,7 +133,7 @@ M232Counter_GetStatus($)
$delta= int($delta*1000.0+0.5)/1000.0; $delta= int($delta*1000.0+0.5)/1000.0;
$r->{delta}{TIME} = $tn; $r->{delta}{TIME} = $tn;
$r->{delta}{VAL} = $delta; $r->{delta}{VAL} = $delta;
$hash->{CHANGED}[1]= "delta: $delta"; $hash->{CHANGED}[2]= "delta: $delta";
} }