X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=serial.pl;h=cfceb37bb160586d0d0314d0b13b0ee52a8d47e3;hb=0e25565f4c36c6dcf79db411e3f00027155049a2;hp=63372d02516fc0d7d2a4f4becfdf2aebcb9a591e;hpb=6823b6c5a9d0df3479960376916998a96d926bfe;p=vaillant-thermostat

diff --git a/serial.pl b/serial.pl
index 63372d0..cfceb37 100755
--- a/serial.pl
+++ b/serial.pl
@@ -7,11 +7,15 @@ use Time::HiRes qw(time);
 
 my $read_len = 255;
 
+my $path = shift @ARGV || '/dev/serial/by-path/platform-20980000.usb-usb-0:1.3.1:1.0-port0';
+
 $|=1;
 
-my $s = new Device::SerialPort( '/dev/ttyUSB0' ) || die $!;
+connect_again:
+
+my $s = new Device::SerialPort( $path ) || die $!;
 $s->baudrate(2400);
-$s->databits(8);
+$s->databits(8); # 7
 $s->parity('none');
 $s->stopbits(1);
 $s->handshake('none');
@@ -22,16 +26,54 @@ $s->read_const_time(3);
 
 my $t = time();
 
+my $sym;
+
+sub _mqtt_pub {
+	my ( $t, $m ) = @_;
+	my $cmd = "mosquitto_pub -h rpi2 -t '$t' -m '$m'";
+	#warn "# _mqtt_pub [$t] = [$m]\n";
+	warn "## $cmd";
+	system $cmd;
+}
+
 while (1) {
 	my ($len, $string) = $s->read($read_len);
+	goto connect_again if ! defined $len;
 	my $ts = time();
 
 	if ( $len > 0 ) {
 		my $hex = unpack('H*',$string);
 		$hex =~ s/(..)/$1 /g;
+
+		my $temp = `curl localhost:3000/temp.txt`;
+		$temp =~ s/\s+/ /gs;
+		$temp =~ s/^\s+//;
+
 		#printf "%s %2d  %s\n", time(), $len, $hex;
-		printf "%8.4f %0.4f %2d  %s\n", $ts, $ts - $t, $len, $hex;
+		printf "%8.4f %6.2f %2d  %s | %s\n", $ts, $ts - $t, $len, $hex, $temp;
 		$t = time();
+
+		if ( $hex =~ m/^.+aa fc 39 aa (.+)/ ) {
+			my @l = split(/\s+/,$1);
+			my @d = (
+				hex( $l[0] . $l[1] ),
+				hex( $l[3] . $l[4] ),
+				hex( $l[6] ),
+				hex( $l[12] ),
+				hex( $l[14] ), # * 300,
+				hex( $l[15] ), # * 400,
+				hex( $l[18] ),
+			);
+
+			_mqtt_pub "stat/boiler/" . chr(ord('a') + $_) => $d[$_] foreach 0 .. $#d;
+		}
+
+		my @v = split(/\s+/, $temp, 3);
+		my @n = qw( DS18B20/temperature DHT22/temperature DHT22/humidity );
+		foreach (@v) {
+			_mqtt_pub "stat/boiler/" . shift(@n) => $_;
+		}
+
 	}
 }