{"id":33,"date":"2022-12-11T11:23:38","date_gmt":"2022-12-11T10:23:38","guid":{"rendered":"http:\/\/129.152.21.86\/?p=33"},"modified":"2022-12-11T11:23:38","modified_gmt":"2022-12-11T10:23:38","slug":"timelapse-camera-w-canon-eos-350d","status":"publish","type":"post","link":"https:\/\/www.kleinladen.at\/?p=33","title":{"rendered":"Timelapse Camera w\/ Canon EOS 350D"},"content":{"rendered":"\n

Raspberry, Kamera, DS18B20, Heizungsschalter
1. DS18B20 an GPIO4 -> Initialisierung laut Anleitung
2. Heizungsschalter an GPIO17
3. Script “heizung.sh”
#!\/bin\/bash
temp=`cat \/sys\/bus\/w1\/devices\/10-00080309dc2a\/w1_slave | grep t= | cut -c30-34`
#echo $temp
temp=`echo \"scale=3; $temp \/ 1000\" | bc`
datum=`date +\"%F , %T\"`
#temp=`expr $temp \/ 1000`
#echo 'Temp=' $temp
if [ `echo \"$temp < 5\" | bc` -eq 1 ]; then
echo \"Temp<5\u00c2\u00b0C: \" $temp
# 0 = einschalten der Heizung
echo \"0\" > \/sys\/class\/gpio\/gpio17\/value
# echo $datum \",\" $temp \", EIN\" >> temperature.log
exit 0
else
echo \"Temp\u00e2\u2030\u00a55\u00c2\u00b0C: \" $temp
# 1 = ausschalten der Heizung
echo \"1\" > \/sys\/class\/gpio\/gpio17\/value
# echo $datum \",\" $temp \", AUS\" >> temperature.log
rrdtool update temperature_db.rrd N:$temp
sudo rrdtool graph \/var\/www\/html\/test.png DEF:temp01=temperature_db.rrd:temperaturwert:AVERAGE LINE:temp01#FF00FF:\"Temp \u00c2\u00b0C\"
exit 0
fi
exit 1<\/code><\/p>\n\n\n\n

4. Script “init_gpio17.sh”
#!\/bin\/bash
echo \"17\" > \/sys\/class\/gpio\/export
sudo chmod 222 \/sys\/class\/gpio\/export \/sys\/class\/gpio\/unexport
echo \"out\" > \/sys\/class\/gpio\/gpio17\/direction<\/code><\/p>\n\n\n\n

5. crontab (pi)
# m h dom mon dow command
@reboot \/home\/pi\/init_gpio17.sh
* * * * * \/home\/pi\/heizung.sh<\/code><\/p>\n","protected":false},"excerpt":{"rendered":"

Raspberry, Kamera, DS18B20, Heizungsschalter1. DS18B20 an GPIO4 -> Initialisierung laut Anleitung2. Heizungsschalter an GPIO173. Script “heizung.sh”#!\/bin\/bashtemp=`cat \/sys\/bus\/w1\/devices\/10-00080309dc2a\/w1_slave | grep t= | cut -c30-34`#echo $temptemp=`echo “scale=3; $temp \/ 1000” | bc`datum=`date +”%F , %T”`#temp=`expr $temp \/ 1000`#echo ‘Temp=’ $tempif [ `echo “$temp < 5” | bc` -eq 1 ]; thenecho “Temp<5\u00c2\u00b0C: ” $temp# 0 = einschalten … Continue reading Timelapse Camera w\/ Canon EOS 350D<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-33","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=\/wp\/v2\/posts\/33","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=33"}],"version-history":[{"count":1,"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=\/wp\/v2\/posts\/33\/revisions"}],"predecessor-version":[{"id":34,"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=\/wp\/v2\/posts\/33\/revisions\/34"}],"wp:attachment":[{"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=33"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kleinladen.at\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}