?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=REALISASI+DAN+KARAKTERISASI+RANGKAIAN+PEREKAM+DATA%0D%0AKELUARAN+DARI+EXTENSOMETER+MENGGUNAKAN+MICRO%0D%0ASECURE+DIGITAL+BERBASIS+MIKROKONTROLER+ATMEGA32&rft.creator=0717041027%2C+Dainty+Ambarina&rft.subject=+&rft.description=Abstrak%0D%0A%0D%0APada+penelitian+ini+telah+dibuat+sebuah+sistem+instrumentasi+yang+mampu%0D%0Amerekam+data+dari+sensor+extensometer+ke+dalam+Micro+SD+dengan+menggunakan%0D%0AMikrokontroler+ATmega32+sebagai+pusat+pengendali.+Sensor+extensometer%0D%0Amerupakan+perangkat+elektronika+yang+berfungsi+mengukur+parameter+pergeseran%0D%0Atanah.+Sensor+ini+menggunakan+potensiometer+multiturn+sebagai+komponen+utama%0D%0Adisertai+dengan+rangkaian+penguat+dan+pengkondisi+sinyal.+Sistem+ini+dapat%0D%0Adigunakan+di+tempat+yang+tidak+ada+listriknya+karena+sumber+daya+yang%0D%0Adigunakan+berasal+dari+baterai+Lithium+Polymer+dengan+kapasitas+1300+mAh.%0D%0ABerdasarkan+hasil+pengujian+di+lapangan+diketahui+bahwa+baterai+dapat+bertahan%0D%0Ahingga+perekaman+data+selama+%C2%B19+jam.+Sistem+ini+juga+dapat+merekam+data+secara%0D%0Areal+time+karena+terintegrasi+dengan+RTC+DS1307+sebagai+komponen+pewaktuan.%0D%0AInterval+penyimpanan+data+dapat+diatur+sesuai+kebutuhan+pengguna+dengan+waktu%0D%0Asampling+terkecil+1+detik.+Setiap+data+yang+terekam+terdiri+atas+37+karakter+yang%0D%0Aberisi+informasi+waktu%2C+tanggal%2C+dan+nilai+tegangan.+Data-data+tersebut+disimpan+di%0D%0Adalam+sebuah+file+dengan+nama+volt.txt.+Jumlah+data+yang+dapat+tersimpan+pada%0D%0AMicro+SD+dengan+kapasitas+memori+2+GB+adalah+48.620.000+data.+Berdasarkan%0D%0Aperhitungan%2C+memori+Micro+SD+akan+terisi+penuh+dalam+kurun+waktu+563+hari%0D%0Aatau+%C2%B11%2C5+tahun+ketika+perekaman+data+diatur+setiap+1+detik.+Besarnya+pergeseran%0D%0Ayang+dapat+dideteksi+oleh+sensor+extensometer+berkisar+antara+0-110+mm+dengan%0D%0Anilai+tegangan+yang+terbaca+oleh+sistem+adalah+0%2C308-3%2C594+volt.%0D%0AKata+kunci%3A+Micro+SD%2C+perekaman+data%2C+extensometer%2C+akuisisi+data.%0D%0A%0D%0A%0D%0A%0D%0A%0D%0AAbstract%0D%0A%0D%0AIn+this+research+it+has+been+made+an+instrumentation+system+which+could+record%0D%0Adata+from+sensor+of+extensometer+into+Micro+SD+by+using+microcontroller%0D%0AATmega32+as+the+central+of+control.+Sensor+of+extensometer+was+the+electronic%0D%0Aequipment+which+was+used+to+measure+parameter+of+soil+movement.+This+sensor%0D%0Aused+potentiometer+multi+turn+as+the+main+component+which+was+followed+by%0D%0Apowerful+series+and+signal+control.+This+system+could+be+used+in+the+place+where%0D%0Athere+was+no+electricity+because+the+source+that+was+used+coming+from+Lithium%0D%0APolymer+battery+with+the+capacity+1300+mAh.+Based+on+the+result+of+experiment+in%0D%0Athe+field%2C+it+was+know+that+battery+could+be+held+on+until+9+hours+during+data%0D%0Arecorded.+This+system+could+also+recorded+the+data+in+real+time+because+it%0D%0Aintegrated+with+RTC+DS1307+as+the+timer+component.+Data+interval+saving+could%0D%0Abe+arranged+appropriate+with+the+user+need+with+the+smallest+sampling+time+1%0D%0Asecond.+Every+data+which+was+recorded+consisting+of+37+characters+which%0D%0Acontained+the+information+of+time%2C+date%2C+and+voltage+value.+Those+datum+were%0D%0Asaved+in+a+file+which+name+was+volt.txt.+The+number+of+data+that+could+be+saved+in%0D%0AMicro+SD+with+capacity+of+memory+2+GB+were+48.62+million+datum.+Based+on+the%0D%0Acalculation%2C+the+memory+of+Micro+SD+would+be+full+contained+in+563+days+or+1+.5%0D%0Ayears+when+data+recorded+was+arranged+every+1+second.+The+amount+of+movement%0D%0Athat+could+be+detected+by+extensometer+sensor+was+around+0-110+mm+with+the%0D%0Avoltage+value+that+could+be+read+by+system+was+0.308-3.594+volt.%0D%0AKeywords%3A+Micro+SD%2C+data+recorder%2C+extensometer%2C+data+acquisition.&rft.date=2012-02-04&rft.type=Skripsi&rft.type=PeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F1%2F1Cover.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F2%2F3%2520cover%25202.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F3%2F2ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F4%2F4%2520Pengesahan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F5%2F5%2520PERNYATAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F6%2F6%2520Riwayat%2520Hidup.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F7%2F7%2520Persembahan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F8%2F8%2520MOTTO.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F9%2F9%2520Kata%2520Pengantar.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F10%2FI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F11%2FII.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F13313%2F12%2FIII.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