use Time::HiRes;
use Data::Dump qw(dump);
-my $port = shift @ARGV || '/dev/ttyUSB4';
+my $port = shift @ARGV || '/dev/serial/by-path/pci-0000:00:1a.7-usb-0:5.1.3:1.0-port0';
my $influx_url = shift @ARGV || 'http://10.13.37.229:8186/write?db=telegraf';
$influx_url = 'http://10.13.37.92:8086/write?db=rot13';
my $measurement = $ENV{MEASUREMENT} || 'dsm501';
use Time::HiRes;
use Data::Dump qw(dump);
-my $port = shift @ARGV || '/dev/ttyUSB0';
-$port = '/dev/ttyUSB5';
+my $port = shift @ARGV || '/dev/serial/by-path/pci-0000:00:1a.7-usb-0:5.3.4:1.2';
my $influx_url = shift @ARGV || 'http://10.13.37.229:8186/write?db=telegraf';
$influx_url = 'http://10.13.37.92:8086/write?db=rot13';
#!/bin/sh
-MEASUREMENT=mq /home/dpavlin/air-quality/dsm501.pl /dev/ttyUSB0
+MEASUREMENT=mq /home/dpavlin/air-quality/dsm501.pl /dev/serial/by-path/pci-0000:00:1a.7-usb-0:5.3.2:1.0-port0
use Time::HiRes;
use Data::Dump qw(dump);
-my $port = shift @ARGV || '/dev/ttyUSB1';
-$port = '/dev/serial/by-path/pci-0000:00:1a.7-usb-0:5.4:1.0-port0';
+my $port = shift @ARGV || '/dev/serial/by-path/pci-0000:00:1a.7-usb-0:5.4:1.0-port0';
my $influx_url = shift @ARGV || 'http://10.13.37.229:8186/write?db=telegraf';
$influx_url = 'http://10.13.37.92:8086/write?db=rot13';
while (1) {
+ alarm 3;
+ # Usb serial which I'm using is buggy and blocks from time to time.
+ # This will ensure that we have passed here every 3 seconds
+ # or we will be killed and systemd will restart us
+
my ($len, $string) = $s->read(9);
my $t = int( Time::HiRes::time() * 1_000_000_000 );
die $! if ! defined($len);