tag:blogger.com,1999:blog-544202929520927871.post8345858360726185029..comments2024-03-22T14:44:43.488+02:00Comments on Nicu FLORICA (niq_ro): Arduino ca multimetru (3)niq_rohttp://www.blogger.com/profile/04136575519459756942noreply@blogger.comBlogger27125tag:blogger.com,1999:blog-544202929520927871.post-28923391505621205522019-01-18T07:56:52.767+02:002019-01-18T07:56:52.767+02:00it is use default library from Arduino IDE... I th...it is use default library from Arduino IDE... I thing is usefull to study little bit Arduino before ask stupid question....niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-52162668678965641372019-01-18T00:29:01.128+02:002019-01-18T00:29:01.128+02:00Hi I want to ask that wiwi library did you use in ...Hi I want to ask that wiwi library did you use in last picture ? 8,9,10,11,12,13Anonymoushttps://www.blogger.com/profile/11877122763065694368noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-76322953577873339212019-01-17T16:41:03.060+02:002019-01-17T16:41:03.060+02:00see good library at https://github.com/fdebrabande...see good library at https://github.com/fdebrabander/Arduino-LiquidCrystal-I2C-libraryniq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-50744134101514108242019-01-17T16:39:35.746+02:002019-01-17T16:39:35.746+02:00In this schematic LCD is in paralel mode not i2c.....In this schematic LCD is in paralel mode not i2c.. I not understand what you want to do... I usual use this libraries: https://github.com/tehniq3/used_library niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-18658592564551842482019-01-17T14:28:16.550+02:002019-01-17T14:28:16.550+02:00Hi i uploaded i2c script with liqliq crystal libra...Hi i uploaded i2c script with liqliq crystal library and now my arduino is not accepting any nne code it gives me error. Can you help me out?? Thanks in advance Anonymoushttps://www.blogger.com/profile/11877122763065694368noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-47197277155524676572017-06-18T20:35:30.004+03:002017-06-18T20:35:30.004+03:00da, nu e greu de facut... o sa fac si asta, ca vad...da, nu e greu de facut... o sa fac si asta, ca vad ca e ceruta, nu numai de tine ;)niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-60753522024010664992017-06-18T20:25:02.927+03:002017-06-18T20:25:02.927+03:00da am observat ca scrie pe lcd dar trebuie facut s...da am observat ca scrie pe lcd dar trebuie facut sa actioneze si fizic asupra esiri din sursaKINDERU56https://www.blogger.com/profile/12372684781921258773noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-16533466239172227402017-06-18T13:42:40.170+03:002017-06-18T13:42:40.170+03:00o sa ma uit cand am timp, dar cred ca nu ai intele...o sa ma uit cand am timp, dar cred ca nu ai inteles ce am raspuns anterior... cum e facut programul Arduino acum pe ecran apare text cand e scurtcircuit, deci detecteaza asta, doar ar mai trebui un led, daca chiar se doreste... niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-75789638811747172342017-06-18T11:31:01.479+03:002017-06-18T11:31:01.479+03:00http://www.instructables.com/id/Short-circuit-prot...http://www.instructables.com/id/Short-circuit-protection-for-almost-any-power-supp/ am gasit me net schema acesta ai realiza cumva stiti daca functioneaza?.multumescKINDERU56https://www.blogger.com/profile/12372684781921258773noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-29747619329955376452017-06-17T22:57:02.848+03:002017-06-17T22:57:02.848+03:00 nu ma pricep absolut deloc la programare am un ar... nu ma pricep absolut deloc la programare am un arduino nano cred ca ESTE OKKINDERU56https://www.blogger.com/profile/12372684781921258773noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-29321110705918524172017-06-17T22:28:31.130+03:002017-06-17T22:28:31.130+03:00acum doar anunta ca e scurt... crezi ca e greu de ...acum doar anunta ca e scurt... crezi ca e greu de pus si ce zici tu? dar trebuie sa testezi si tu, si o sa vezi ca e simplu de implementat.. doar sa incerc.. niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-55504541777343134632017-06-17T18:12:10.802+03:002017-06-17T18:12:10.802+03:00ar fi misto daca sar implementa si o protectie la ...ar fi misto daca sar implementa si o protectie la scurt cu un releu sau mosfet care sa decupleze isireaKINDERU56https://www.blogger.com/profile/12372684781921258773noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-2690051973859105902016-11-26T21:39:55.432+02:002016-11-26T21:39:55.432+02:00nu prea imi place sa dau o adresa care e pusa pe b...nu prea imi place sa dau o adresa care e pusa pe blog... in coltul de jos din dreapta apre ceva cu "despre mine".. in fine, nicu.florica arond gmail.comniq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-66973766413061440472016-11-26T21:26:48.799+02:002016-11-26T21:26:48.799+02:00Buna seara, puteti sa-mi dati o adresa de e-mail p...Buna seara, puteti sa-mi dati o adresa de e-mail pentru o discutie privata?Mariannoreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-55345918174311584552016-03-30T08:05:51.849+03:002016-03-30T08:05:51.849+03:00da, e ok schema... daca alimentezi separat Arduino...da, e ok schema... daca alimentezi separat Arduino e cam dubios... pune fir direct de la AREF la A5 si vezi daca arata maximul, adica 5A... daca nu, muta pe A4, de exemplu si schimba si in sketch..niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-52229892296194158822016-03-29T22:18:43.387+03:002016-03-29T22:18:43.387+03:00Asta este schema https://s12.postimg.org/yy7bzhxgd...Asta este schema https://s12.postimg.org/yy7bzhxgd/Capture.png. Ce este marcat cu albastru sunt suntul si intrarile arduino.dani danuthttps://www.blogger.com/profile/08994231207421729802noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-36841142736189401652016-03-29T21:57:46.214+03:002016-03-29T21:57:46.214+03:00pune schema, poza.. ceva e gresit la tine...pune schema, poza.. ceva e gresit la tine...niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-58580893888181571982016-03-29T21:50:27.685+03:002016-03-29T21:50:27.685+03:00Da, suntul este pus pe ramura negativa intre GND I...Da, suntul este pus pe ramura negativa intre GND IN si GND OUT al sursei. Pin A5 de la arduino este conectat la GND IN inainte de sunt.dani danuthttps://www.blogger.com/profile/08994231207421729802noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-2548272272929311372016-03-29T20:01:38.023+03:002016-03-29T20:01:38.023+03:00suntul este montat ca in schema pe ramura negativa...suntul este montat ca in schema pe ramura negativa? verifica cu atentie ce ai tu si ce am pus eu in articol...niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-32459869338859951282016-03-29T19:56:01.632+03:002016-03-29T19:56:01.632+03:00Am realizat si eu acest montaj insa pe partea te c...Am realizat si eu acest montaj insa pe partea te curent imi citeste numai valori de 0. Daca masor caderea de tensiune pe sunt, variaza in functie de consum insa arduino afiseaza doar 0. Suntul l-am pastrat de 0.1 Ohmi. Este suntul pe care il folosesc deja si pentru partea de protectie si limitare curent al sursei.dani danuthttps://www.blogger.com/profile/08994231207421729802noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-83099562172743204312015-03-09T12:11:14.897+02:002015-03-09T12:11:14.897+02:00iti pui aici sketch-ul cu afisarea informatiilor p...iti pui aici sketch-ul cu afisarea informatiilor pe ecranul de monitorizare seriala al calculatorului:<br /><br />/*<br />http://nicuflorica.blogspot.ro/2014/03/arduino-ca-multimetru-3.html<br /><br /> http://www.tehnic.go.ro<br /> http://www.niqro.3x.ro<br /> http://nicuflorica.blogspot.ro<br />amper & voltmeter by niq_ro, 02.2013, Craiova, Romania<br />vers. 1.3 - see http://nicuflorica.blogspot.ro/2013/02/arduino-ca-multimetru-2.html<br /> */<br /><br />int Pintensiune = A3; // divizorul rezistiv pentru tensiune e legat la intrarea A3 <br />int Pincurent = A5; // rezistenta inseriata este conectata la A5<br /><br />void setup() {<br /><br />analogReference(INTERNAL); // punem referinta interna de 1,1V;<br />Serial.begin(9600);<br /><br /> // Print a message <br /> Serial.println("http://www.tehnic.go.ro & http://nicuflorica.blogspot.ro creat de niq_ro");<br /> delay(2000);<br /> Serial.println("********************"); <br /> Serial.println("indicator panou tensiune-curent");<br /> delay (2000);<br /> Serial.println("********************"); <br /> Serial.println(" sketch ver.2.1"); <br /> Serial.println("Umax=30V&Imax=5A");<br /> delay (2000);<br />}<br /><br />void loop() {<br /> float sumatens =0;<br /> float sumacurent = 0;<br /> <br /> for (int i=1; i <= 20; i++){<br /> <br /> // citire valoare pe intrarea analogica <br /> float tensiune = analogRead(Pintensiune); <br /> tensiune = 27.27 * 1.1 * tensiune / 1023.0 ;<br /> sumatens = sumatens + tensiune;<br /> <br /> float curent = analogRead(Pincurent); <br /> curent = 1.1 / 0.22 * curent / 1023.0 ;<br /> sumacurent = sumacurent + curent;<br /> delay (20);<br /> }<br /> <br /> float tensiune = sumatens / 20.0 ;<br /> float curent = sumacurent /20.0 ;<br /> <br /> float putere = tensiune * curent ;<br /> float rezistenta = tensiune / curent;<br /> <br />// partea de afisare<br /> Serial.println("********************"); <br /> Serial.print(tensiune);<br /> Serial.println(" V");<br /> Serial.print(curent);<br /> Serial.println(" A");<br /><br />if (curent > 0.01)<br />{<br /> // calculeaza, apoi afiseaza puterea si curentul<br /> Serial.print(putere);<br /> Serial.println(" W");<br /> Serial.print(rezistenta);<br /> Serial.println(" ohms");<br /> <br />}<br />else<br />{<br /> // daca curentul e mai mic de 10mA considera ca sursa e in gol<br /> if (tensiune < 0.1)<br />{ <br /> // scurtcircuit <br /> Serial.println("sursa oprita ");<br />}<br />else<br /> if (tensiune < 0.8)<br />{ <br /> // scurtcircuit <br /> Serial.println(" scurtcircuit ");<br />}<br /> else<br /> // <br /> Serial.println("sursa e in gol ");<br /> } <br />// se odihneste si el 1,5 secunde<br /> delay(1500);<br />}<br />niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-14388601980238365252015-03-08T18:56:28.629+02:002015-03-08T18:56:28.629+02:00azi iti pot spune ca folosesti comanda Serial.prin...azi iti pot spune ca folosesti comanda Serial.print in loc de lcd.print... cauta pe net ca e multa informatie cu afisarea pe ecranul de monitorizare seriala...niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-62375610036677583472015-03-08T18:28:15.380+02:002015-03-08T18:28:15.380+02:00Ma ajutaţi şi pe mine va rog? Pot face ca datele s...Ma ajutaţi şi pe mine va rog? Pot face ca datele sa fie afişare pe un monitor de PC?. Şi dacă se poate sa ma ajutaţi cu un cod sau ceva indrunari as fi foarte recunoscator. Anonymoushttps://www.blogger.com/profile/04405451760751668361noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-63242303286325993092014-05-14T10:34:06.450+03:002014-05-14T10:34:06.450+03:00e raportul de transformare al divizorului rezistiv...e raportul de transformare al divizorului rezistiv pe care l-am reglat eu... vezi articolul de la ( http://nicuflorica.blogspot.ro/2013/02/arduino-ca-multimetru-2.html ).. in mare e valoarea tensiunii maxime masurate impartita la tensiunea maxim masurata (30V am ales eu), in cazul de fata 1,1V (ca e folosita referinta interna)...niq_rohttps://www.blogger.com/profile/04136575519459756942noreply@blogger.comtag:blogger.com,1999:blog-544202929520927871.post-54253984695870431702014-05-13T20:49:46.120+03:002014-05-13T20:49:46.120+03:00De unde se obtine constanta 27.27?De unde se obtine constanta 27.27?Simedru Florinhttps://www.blogger.com/profile/02833577490511593138noreply@blogger.com