tag:blogger.com,1999:blog-8476912625491878052024-02-22T17:50:45.734+02:00Arduino in RomaniaDespre Arduino, LaunchPad, ESP8266 si Raspberry Pi in Romania (in special, dar nu numai). Alte familii de microcontrolere. Proiecte, tutoriale, comentarii, legaturi catre alte site-uri interesante.iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.comBlogger149125tag:blogger.com,1999:blog-847691262549187805.post-90661644062479135912017-03-03T10:15:00.000+02:002018-10-21T08:26:47.728+03:00Instalare Windows 10 IoT pe Raspberry PiEDIT: am actualizat link-urile de mai jos...<br />
O varianta interesanta pentru cei ce sunt mai obisnuiti cu Windows, precum si cu dezvoltarea de programe utilizand Visual Studio, este instalarea Windows 10 IoT pe un Raspberry Pi 3.<br />
Pentru instalare avem nevoie de un calculator cu Windows 10...<br />
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Mai intai cateva link-uri utile, iar mai jos screenshot-uri din timpul instalarii si configurarii.<br />
<ul>
<li><a href="https://developer.microsoft.com/en-us/windows/iot" target="_blank">Pagina oficiala Windows 10 IoT Core</a></li>
<li><a href="https://docs.microsoft.com/en-us/windows/iot-core/learn-about-hardware/ArduinoAndWindows10" target="_blank">Arduino si Windows 10 IoT</a></li>
<li><a href="https://www.hackster.io/microsoft/products/windows-10-iot-core" target="_blank">Proiecte cu Windows 10 IoT</a></li>
<li><a href="https://github.com/ms-iot/samples" target="_blank">Windows 10 IoT Core Samples</a></li>
</ul>
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Pasul 1: Descarcare si instalare Windows 10 IoT Dashboard (de pe pagina de la primul link)</div>
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Pasul 2: Descarcarea Windows 10 IoT si pregatirea cardului SD pentru Raspberry Pi din Dashboard</div>
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Pasul 3: Dupa introducerea cardului in Raspberry Pi si bootare, in cateva minute apare in Dashboard. Deschidem dispozitivul in Device Portal, in browser, si configuram ce ne trebuie, mai ales conexiunea WiFi, cat si Remote server</div>
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Pasul 4: Descarcam IoT Remote Client de la adresa de mai sus sau direct din Windows Store, il pornim si ne conectam la Raspberry Pi. Ne putem conecta si cu Power Shell, direct din Dashboard.</div>
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com1tag:blogger.com,1999:blog-847691262549187805.post-7289694396475705182017-02-23T13:08:00.000+02:002017-02-23T13:08:51.217+02:00IoT cu ESP8266 si Arduino - Partea 1 - hardwareUnele dintre cele mai interesante proiecte care pot fi acum realizate de amatori, relativ usor si cu costuri minime, implica utilizarea modulelor WiFi bazate pe ESP8266.<br><br>
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhMXh19ra2SejQ1qDIA54crRqzy09Q8-jEOJNa9RX4XigSUXKscnwd2NBMnYOMb3lNNVgu7Ck6H-EO1obcLcFOSVPhOxKVYou34MHR7EoXLjUmLf0VWDMWu7pRHJWKyWrLIi3J42Bsemp84/s1600/esp8266_01_web.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhMXh19ra2SejQ1qDIA54crRqzy09Q8-jEOJNa9RX4XigSUXKscnwd2NBMnYOMb3lNNVgu7Ck6H-EO1obcLcFOSVPhOxKVYou34MHR7EoXLjUmLf0VWDMWu7pRHJWKyWrLIi3J42Bsemp84/s320/esp8266_01_web.jpg" width="320" height="241" /></a></div><p align="center">Cateva dintre multele versiuni de ESP8266</p><br>
Cea mai simpla varianta este sa folosim o placa de dezvoltare gen HUZZAH, NodeMCU, WeMos etc. Avantajul este ca o putem conecta direct la calculator si putem incepe sa o programam. O varianta mult mai ieftina si care ocupa mai putin spatiu intr-un proiect este sa optam pentru un modul gen ESP-01 (daca nu avem nevoie de multi pini) sau ESP-12E.<br><br>
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjk85SifMzw5VPVCTgss2IikMCrCdanmdaqg1F8HP4rSK-p2cw865_UF3xiGvHGFlnsVlpTDgPx7V-Jz0TfPAUCJ_PafHto2HdWXqWvpA9T7RmLN1D7Azp8Cxw3vYDiZEn0i06D3RoSxz0v/s1600/esp8266_02_web.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjk85SifMzw5VPVCTgss2IikMCrCdanmdaqg1F8HP4rSK-p2cw865_UF3xiGvHGFlnsVlpTDgPx7V-Jz0TfPAUCJ_PafHto2HdWXqWvpA9T7RmLN1D7Azp8Cxw3vYDiZEn0i06D3RoSxz0v/s320/esp8266_02_web.jpg" width="320" height="240" /></a></div><p align="center">Cea mai convenabila varianta: ESP-12E si o placa adaptoare</p><br><br>
In Romania am gasit de cumparat cele din imaginea de mai sus la <a href="https://www.optimusdigital.ro/" target="_blank">Optimus Digital</a> la preturi foarte bune (ESP-12E la 17 lei si placa adaptoare pentru breadboard la 1,5 lei).<br><br>
In cazul in care nu folosim o placa de dezvoltare ci un modul, avem nevoie pentru programare de un convertor USB la serial, care sa mearga la 3V3.<br><br>
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhq8dKqBff3hn_AzOksdj5pJWuy1JkHQTDbWpeDHWRt8PDcNf5j3Y64dT4s4X320SfU5_3YE3SNNm0dtoREaf875ikMTyzrrsRF1eGDVrvdL6Pok7-DpJVo4VUycvytwQPe9LVxBv9jV2sH/s1600/esp8266_03_web.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhq8dKqBff3hn_AzOksdj5pJWuy1JkHQTDbWpeDHWRt8PDcNf5j3Y64dT4s4X320SfU5_3YE3SNNm0dtoREaf875ikMTyzrrsRF1eGDVrvdL6Pok7-DpJVo4VUycvytwQPe9LVxBv9jV2sH/s320/esp8266_03_web.jpg" width="320" height="240" /></a></div><p align="center">Placa adaptoare este destul de lata, nu mai lasa loc pe breadboard pentru conexiuni, asa ca am folosit doua breadboarduri. Atentie la alimentare si la convertorul USB - serial, nu utilizati 5V, doar 3V3...</p><br><br>
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj3a0sLngZOksVsL-rQByqS0k_RuNGRoa2FW7M0JbDn9tKlq0e0FXm6k_ImI8uU49p1vUvNwo14bRWdLKx_QIi57qEVHf7o9kPgH9-5cGTXtHJcKCvwyRMit4u6As9Ef8Nt93TmkSU0NkXr/s1600/esp-12-pinout-54329.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj3a0sLngZOksVsL-rQByqS0k_RuNGRoa2FW7M0JbDn9tKlq0e0FXm6k_ImI8uU49p1vUvNwo14bRWdLKx_QIi57qEVHf7o9kPgH9-5cGTXtHJcKCvwyRMit4u6As9Ef8Nt93TmkSU0NkXr/s320/esp-12-pinout-54329.png" width="226" height="320" /></a></div><p align="center"><a href="http://www.pighixxx.com/test/portfolio-items/esp8266/?portfolioID=360" target="_blank">Sursa imaginii</a></p>
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-21949002314987725172017-02-17T09:31:00.001+02:002017-02-17T09:31:20.715+02:00Relansare blog Arduino in RomaniaReiau activitatea pe acest blog dupa o 'scurta' pauza de doar 3 ani si o luna ;)<br />
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Intre timp s-au schimbat multe, foarte multe dintre cele discutate in trecut aici, asa ca m-am gandit sa restructurez blogul (work in progress) pe urmatoarele topicuri:<br />
<ul>
<li>Arduino (evident...)</li>
<li>LaunchPad de la Texas Instruments</li>
<li>ESP8266 (atractia WiFi si-a spus cuvantul...)</li>
<li>Raspberry Pi</li>
<li>Alte placi de dezvoltare / platforme / microcontrolere mai cunoscute, gen STM32, mbed, chipKIT etc.</li>
<li>Medii de dezvoltare (aici nu pot sa ma abtin sa nu mentionez fascinantul PlatformIO, despre care vom discuta cat de curand)</li>
<li>Module / shield-uri / componente electronice</li>
<li>Noutati din Romania (workshop-uri, cursuri, magazine, preturi etc.)</li>
</ul>
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<br />iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-51081537486672588322014-01-11T10:05:00.000+02:002014-01-11T10:05:25.794+02:00Curs Comprendre les Microcontroleurs la final<div class="separator" style="clear: both; text-align: center;">
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-44120248459027631622013-11-22T11:19:00.000+02:002014-05-28T09:35:44.630+03:00De unde ne luam echipamentele - episodul 3Dupa "doar" 3 ani si jumatate revin cu un update la lista de magazine de unde ne putem procura "jucariile" favorite, ca tot se apropie sarbatorile :)<br><br>
Lista de mai jos este sortata in ordine alfabetica. Am inclus aici magazinele specializate din Romania, magazine "de afara" cu livrare in Romania, de la care am comandat personal, precum si alte surse. Daca aveti completari va rog sa scrieti un comentariu.<br><br>
<a href="http://arduhobby.shopmania.biz/" target="_blank">ArduHobby</a><br>
<a href="http://dx.com/" target="_blank">DealeXtreme</a><br>
<a href="http://ebay.com/" target="_blank">ebay.com</a><br>
<a href="http://ro.farnell.com/" target="_blank">Farnell - element 14</a><br>
<a href="http://hobbymarket.ro/" target="_blank">Hobby Market</a><br>
<a href="http://www.jola.ro/" target="_blank">Jola engineering</a><br>
<a href="http://www.okazii.ro/" target="_blank">Okazii.ro</a><br>
<a href="http://robofun.ro/" target="_blank">RoboFun</a><br>
<a href="http://www.teguna.ro/" target="_blank">Teguna</a><br>
<a href="http://www.tme.eu/ro/" target="_blank">TME</a><br>
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O mica observatie pentru incepatori: pretul este un criteriu foarte important, dar verificati ca veti avea suport "after sales" pentru instalare drivere, descarcare biblioteci, exemple de utilizare etc. ;)
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Edit 20140515: Am fost informat despre lansarea in jurul datei de 1 iunie 2014 a unui nou magazin online, <a href="http://arduhobby.shopmania.biz/" target="_blank">ArduHobby</a>. Le urez succes!
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com4tag:blogger.com,1999:blog-847691262549187805.post-29109250196079219682013-11-21T18:22:00.000+02:002013-11-21T18:26:37.230+02:00Noutati de la SchmartBoardDespre produsele celor de la <a href="http://www.schmartboard.com/" target="_blank">SchmartBoard</a> am mai discutat in acest blog, atunci cand mi-au trimis un pachet <a href="http://ro-duino.blogspot.ro/2012/10/schmartboard-for-arduino.html" target="_blank">SchmartBoard for Arduino</a>.
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Intre timp, in perioada in care am fost ocupat cu alte probleme, am mai primit de la ei pentru testare o placa de dezvoltare <a href="http://www.schmartboard.com/index.asp?page=products_dev&id=652" target="_blank">Cypress ARM® Cortex™ - M3 PSoC 5LP</a>, despre care nu am ajuns inca sa scriu...
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Ieri am primit pentru testare un set compus din 50 de fire de conexiune (jumper wires) cate 10 colorate rosu, negru, alb, galben si albastru, precum si 5 barete de pini (headers), pe care il vedeti in imaginea de mai jos.
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De mentionat ca firele sunt de foarte buna calitate, 7" lungime, 28AWG, UL1007, 80 grade C, 300V, iar conectorii mama sunt auriti si nu ocupa mult loc cand sunt asezati mai multi, unul langa celalalt.
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-7500153425520761882013-11-15T13:40:00.000+02:002013-11-15T13:46:15.096+02:00Sistem minimal cu MSP430Daca tot aveam disponibile cateva microcontrolere MSP430G2231, pe care nu le mai foloseam pe placile <a href="http://www.ti.com/tool/msp-exp430g2" target="_blank">Launchpad de la Texas Instruments</a>, m-am gandit sa fac un mic montaj cu un sistem minim, pentru utilizat pe breadboard.<br><br>
Programarea se face cu mediul <a href="http://energia.nu/" target="_blank">Energia</a>, foarte asemanator IDE-ului Arduino, apoi se incarca firmware-ul cu ajutorul unei placi Launchpad, la fel de simplu ca si in cazul unui Arduino.<br><br>
Cu aceasta ocazie am incrcat si demo-ul programului <a href="http://www.abacom-online.de/uk/html/lochmaster.html" target="_blank">Lochmaster</a>, versiunea 4, care mi se pare cel mai bun program pentru desenat circuite stripboard. In versiunea demo nu se pot salva / printa montajele, asa ca am facut screenshot. De remarcat ca in schema sunt doua rezistente notate R1, de valori diferite ;)<br><br>
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhf1jE_qwx63DBbsEEntY_fOyhra0WrKFFwaSqFPucLZ4WdHLD9YOcRtvj3hfULY0OxZoPl14ipyUAo_pXlUZjVIf4aExJ3hyTvooNA1L8MPLu0YhpUVFKua-82CLaKeRD4fW7GFzXAChot/s1600/msp430+front+cr.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhf1jE_qwx63DBbsEEntY_fOyhra0WrKFFwaSqFPucLZ4WdHLD9YOcRtvj3hfULY0OxZoPl14ipyUAo_pXlUZjVIf4aExJ3hyTvooNA1L8MPLu0YhpUVFKua-82CLaKeRD4fW7GFzXAChot/s320/msp430+front+cr.jpg" /></a></div><div class="separator" style="clear: both; text-align: center;"><a href="http://4.bp.blogspot.com/-4w-YdNwAl0U/UoYFtQX_wNI/AAAAAAAABXo/Neg8H_JKhqE/s1600/msp430+back+cr.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="http://4.bp.blogspot.com/-4w-YdNwAl0U/UoYFtQX_wNI/AAAAAAAABXo/Neg8H_JKhqE/s320/msp430+back+cr.jpg" /></a></div>
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Mai jos sunt cateva poze (pe un breadboard mic, respectiv langa o baterie de 9V, pentru comparatie) cu minunatul circuit rezultat, dupa ce l-am dat cu fixativ de par...<br><br>
<div class="separator" style="clear: both; text-align: center;"><a href="http://3.bp.blogspot.com/-gqLPcoNxZoY/UoYGDagBGZI/AAAAAAAABXw/8jJVDrru-jo/s1600/msp430+minimal+fr+1400.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="http://3.bp.blogspot.com/-gqLPcoNxZoY/UoYGDagBGZI/AAAAAAAABXw/8jJVDrru-jo/s320/msp430+minimal+fr+1400.jpg" /></a></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj04-F4C1WjyhBpbHPqhD731m7lDPSKTCPKdrVr5gibaKvPRdIYIOrpX8qc9f0ibF2LB_1wHG03xSTu2-W9GDRZkLQKR5XRb6IO473F7-d6T_O17EEAmJSy34I_a3B5GoAoJDXKyhSLCVSA/s1600/msp430+minimal+bk+1400.jpg" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj04-F4C1WjyhBpbHPqhD731m7lDPSKTCPKdrVr5gibaKvPRdIYIOrpX8qc9f0ibF2LB_1wHG03xSTu2-W9GDRZkLQKR5XRb6IO473F7-d6T_O17EEAmJSy34I_a3B5GoAoJDXKyhSLCVSA/s320/msp430+minimal+bk+1400.jpg" /></a></div><br><br>
Alte observatii: alimentarea se face cu 3.3V, condensatorul ceramic este de 0.1uF si nu este neaparat necesar, cristalul de cuart este de 32kHz si este necesar doar in cazul comunicarii seriale sau pentru un plus de precizie, butonul este pentru reset, LED-ul este cel obisnuit, conectat la P1.0 pe placile Launchpad.<br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-30060223597365377652013-11-10T10:17:00.002+02:002013-11-10T10:17:30.903+02:00Evolutia ArduinoRevista Make a publicat in numarul 36 un poster cu evolutia familiei Arduino, precum si un articol despre Arduino si compatibile (de exemplu MSP430 Launchpad, de la Texas Instruments).
Gasiti pe blogul oficial Arduino legaturile catre o previzualizare a revistei, precum si pentru descarcarea posterului (necesita inregistrare gratuita).<br>
<a href="http://blog.arduino.cc/2013/11/02/evolution-of-arduino-the-family-tree/" target="_blank">Evolution of Arduino</a><br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-68013343523650338692013-11-04T11:01:00.000+02:002013-11-04T11:01:01.632+02:00A doua saptamana de cursA inceput a doua saptamana din cursul online gratuit "<a href="https://www.coursera.org/course/microcontroleurs" target="_blank">Comprendre les Microcontrôleurs</a>", organizat pe <a href="https://www.coursera.org/" target="_blank">Coursera</a> de Scoala Politehnica Federala din Lausanne. Organizatorii au adaugat subtitrari in engleza pentru cei care nu se descurca foarte bine cu limba franceza... Pana in data de 12 noiembrie va mai puteti inscrie la curs si puteti trimite rezolvarile temelor fara nicio penalizare la punctaj ;)<br><br>
Subiectele abordate in prima saptamana au fost:<br>
<blockquote>Rappels d'électricité<br>
Un peu d'électronique<br>
Bases de logique<br>
Systèmes combinatoires<br>
Systèmes séquentiels<br>
Représentation binaire<br>
</blockquote>
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Saptamana aceasta ne apucam de treaba cu Arduino si/sau MSP430 Launchpad :)
Subiectele celei de-a doua saptamani sunt:<br>
<blockquote>Architecture d'un Microcontrôleur<br>
Qu'est-ce qu'un microcontrôleur?<br>
Quel Microcontrôleur choisir?<br>
Programmation en C/Arduino<br>
Programmes simples<br>
</blockquote>
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-88692038464422229172013-10-21T09:34:00.002+03:002013-10-21T09:34:50.073+03:00Curs gratuit, teoretic si practic, in limba francezaPentru vorbitorii de limba franceza recomand cursul online "<a href="https://www.coursera.org/course/microcontroleurs" target="_blank">Comprendre les Microcontrôleurs</a>" organizat pe <a href="https://www.coursera.org/" target="_blank">Coursera</a> de Scoala Politehnica Federala din Lausanne.
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Cursul incepe pe 28 octombrie si dureaza 7 saptamani. Limba de predare: franceza. Se vor studia microcontrolerele Atmel ATmega si Texas Instruments MCP430, cu exemple realizate cu ajutorul mediilor de dezvoltare Arduino, respectiv Energia (pentru MSP430 Launchpad).
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Pentru buna intelegere a arhitecturii microcontrolerelor, in general, se recomanda descarcarea gratuita si familiarizarea cu simulatorul <a href="http://www.epsitec.ch/dauphin/" target="_blank">Dauphin</a> (in limbaj de asamblare).
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<i>Nota personala: Am revenit dupa o lunga pauza datorata unor probleme de familie. Multumesc celor care s-au interesat de "soarta" mea in tot acest timp!</i>
<br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-16950589024668429452013-02-17T09:52:00.000+02:002013-02-17T09:53:32.225+02:00Colectiile revistelor Tehnium si RETAnunt important pentru electronistii "nostalgici" :)
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Am primit un email de la <a href="http://tehnium.org" target="_blank">Tehnium.org</a> prin care ma anuntau despre disponibilitatea descarcarii LEGALE a celor doua colectii de reviste, precum si despre eforturile pe care le fac ei pentru a posta carti romanesti iesite din copyright.
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<blockquote>"Aici gasiti intreaga colectie a revistei Tehnium si RET in format electronic. Revistele contin articole din domeniul electronicii, scheme si circuite, foi de catalog, kit-uri si multe altele. De asemenea website-ul contine o colectie (in continua actualizare) de carti, documente, articole si alte publicatii din domeniul tehnicii toate scrise in exclusivitate in limba Romana."</blockquote>
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Merita vizitat site-ul si merita apreciat efortul lor!
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com2tag:blogger.com,1999:blog-847691262549187805.post-72668076564610609202013-02-09T00:12:00.002+02:002013-02-09T00:19:02.241+02:00Workshop practic Arduino<br>
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<a href="http://www.robofun.ro/workshop" target="_blank""><img border="0" height="119" width="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjlU2OIKi7CDGU98yhPoenRvll5yTZHQqwc-tlNaWk3aAr8Ak0ZcQJEXMPLlBvD6IHTwT6JPKEWVgW-Nx2Ip3qBJcODN9MLL1vVZi5ilVHiu1EYdhV4Lpuli19iy0vG8YwAVYYTu7OJJmhP/s320/banner_workshop_3.jpg" /></a></div>
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<blockquote>Trainer este Alin Jderu, multiplu medaliat al concursurilor nationale si internationale de robotica. El conduce din 2010 clubul de robotica RobotiqueFF, unde a sustinut training-uri despre electronica, mecanica si programare pentru robotica. Activitatea sa de promovare a roboticii include implicarea lui in campania Discovery Channel “Efectul Discovery”, iar in prezent este mentor in programul educational Tech School. </blockquote>
<br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-25536492448212021282013-01-24T08:56:00.000+02:002013-01-24T08:56:08.368+02:00Arduino pentru Visual StudioUn link pentru "pasionatii" de Visual Studio :)
<a href="http://visualmicro.codeplex.com/" target="_blank">Arduino IDE for Visual Studio</a>
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<blockquote>The Arduino IDE for Visual Studio provides a free, simple and fully compatible alternative to the Arduino IDE. The plugin is the only 100% compatible alternative development solution for Arduino.
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The plugin provides a range of additional visual studio commands such as board and port selection, fully working Arduino intellisense, one-click compile and upload to any Arduino board. </blockquote>
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Nu am avut timp sa-l incerc, dar presupun ca merge cam la fel ca plugin-ul celor de la FEZ...
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Tot acolo gasiti si un debugger gratuit daca va inregistrati pe site pana in data de 30 ianuarie.iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-37933112989216652472012-10-30T13:08:00.001+02:002012-10-30T13:08:13.988+02:00Stellaris LaunchPadA ajuns astazi la mine placa <a href="http://www.ti.com/ww/en/launchpad/stellaris_head.html?DCMP=stellaris-launchpad&HQS=stellaris-launchpad-b" target="_blank">Stellaris LaunchPad</a>, de la Texas Instruments, una dintre cele mai accesibile placi de dezvoltare cu microcontroler ARM Cortex-M4F.
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Pretul actual al acestei mici minunatii este de 13 USD (cu asteptare de doua luni...)
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Eu am pre-comandat chiar in ziua anuntarii produsului, asa ca am luat doua bucati cu 9.98 USD, inclusiv transportul prin DHL pana acasa :D
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Caracterisitici: microcontroler Stellaris LM4F120H5QR ARM Cortex-M4, la 80MHz, pe 32-bit, cu floating point, 256Kbytes FLASH, 100.000 cicluri write-erase.
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Periferice: 1MSPS ADC, opt UART, patru SPI, patru I2C, USB, pana 27 timere (dintre care unele sunt configurabile pe 64 bit).
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com2tag:blogger.com,1999:blog-847691262549187805.post-83793393778660129632012-10-25T17:57:00.001+03:002012-10-25T19:00:41.163+03:00Schmartboard for ArduinoMultumesc celor de la <a href="http://www.schmartboard.com/" target="_blank">SchmartBOARD</a> care, dupa ce au vazut blog-ul, mi-au trimis aceste doua placi pentru testare!
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Mai multe imagini pe <a href="https://www.facebook.com/media/set/?set=a.536695753022766.145791.100000470381118&type=1&l=09721b3759" target="_blank">pagina mea de Facebook</a>.
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Saptamana viitoare ma apuc sa lipesc componentele si apoi voi posta din nou.
<br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-5453183722696888382012-10-12T17:10:00.001+03:002012-10-12T17:11:11.554+03:00Curs gratuit ArduinoAm primit de la Viorel (de la RoboFun) vestea ca au inceput cursuri gratuite pentru incepatori. Mai jos aveti o scurta descriere a cursului si un link catre o lectie.
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<blockquote>Am gandit cursul pentru incepatorii care nu au mai folosit niciodata platforma Arduino. Prima lectie descrie modul de instalare al Arduino, si introduce cel mai simplu proiect cu Arduino, aprinderea unui led. Urmatoarele lectii acopera modul de conectare si utilizare pentru o serie larga de componente din ecosistemul Arduino precum si proiecte realizate cu aceste componente.
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<a href="http://robofun.ro/docs/Curs%20Senzori%20Sharp.pdf">Aici</a> este disponibil un exemplu de lectie, cea despre senzori Sharp.
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Participarea la curs este complet gratuita, si nu este conditionata in nici un fel de conditia de client Robofun. Cursul este deschis pentru oricine si este complet gratuit.
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Inscrierea se poate face <a href="http://www.robofun.ro/curs" target="_blank">aici</a></blockquote>
<br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-16371914363401846542012-10-04T18:25:00.001+03:002012-10-04T18:25:28.703+03:00Prima carte despre Arduino in limba romanaNu am mai avut timpul necesar (si nici starea potrivita) sa postez aici de cateva luni bune, totusi nu pot sa nu vorbesc despre asta:
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<b>Prietenii de la RoboFun au scos prima carte despre Arduino in limba romana!</b>
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Gasiti mult mai multe detalii si cateva pagini extrase din carte la <a href="http://www.robofun.ro/carti/carte-arduino-incepatori" target="_blank">RoboFun</a>.
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Pretul este de 39 de lei (inclusiv TVA) iar pe pagina de <a href="https://www.facebook.com/pages/RoboFun/130284110395666" target="_blank">Facebook a RoboFun</a> puteti beneficia pentru un timp de un discount de 5%
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iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-24971810964955213762012-07-05T20:19:00.000+03:002012-07-05T20:21:20.680+03:00Gadget Renesas Sakura - un Arduino cu stilIncep aceasta postare multumind celor de la Gadget Renesas, care mi-au propus sa testez noua lor placa de dezvoltare, <a href="http://www.renesasrulz.com/community/demoboards/gr" target="_blank">GR-Sakura</a>, precum si versiunea beta a mediului de dezvoltare on-line pentru ea.
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<a href="http://2.bp.blogspot.com/-f8HOlx-RY_E/T_XI_hroVUI/AAAAAAAABC0/brvMt8rrwLY/s1600/sakura_4.jpg" imageanchor="1" style="margin-left:1em; margin-right:1em"><img border="0" height="254" width="369" src="http://2.bp.blogspot.com/-f8HOlx-RY_E/T_XI_hroVUI/AAAAAAAABC0/brvMt8rrwLY/s400/sakura_4.jpg" /></a></div>
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O scurta descriere a acestei placi, care este un fel de "Arduino cu de toate":
Microcontroller: RX63N(R5F563NBDDFP)<br>
Operating Voltage: 3.3V <br>
Clock Speed: 96MHz <br>
Digital I/O Pins: 55 <br>
Analog Input Pins: 16 <br>
Flash Memory: 1MB <br>
RAM: 128KB <br>
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GR-Sakura are Ethernet, USB 2.0 host si multe alte "bunatati" pe care n-am apucat inca sa le studiez... sa mai zic doar ca poate fi utilizata cu sisteme Android, la fel ca si Arduino ADK, totul intr-un format identic cu cel al lui Arduino UNO :)
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Ca un prim test am scris un sketch care transforma cele patru LED-uri albastre de pe placa intr-un "Cylon LED chaser" ;)
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<iframe width="420" height="315" src="http://www.youtube.com/embed/vlKDz6ST-zc" frameborder="0" allowfullscreen></iframe>
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Despre pretul la care urmeaza sa fie lansata aceasta placa vom mai discuta, deocamdata este disponibila pe precomanda doar in Japonia, undeva in jurul a 60 USD.
<br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com1tag:blogger.com,1999:blog-847691262549187805.post-54893459366308260812012-07-01T14:30:00.000+03:002012-07-01T14:30:06.659+03:00Energia - IDE compatibil Arduino pentru MSP430 LaunchpadPentru una dintre cele mai ieftine placi de dezvoltare, <a href="http://www.ti.com/launchpad" target="_blank">MSP430 Launchpad</a> de la Texas Instruments, exista acum un IDE derivat din cel de la Arduino, numit <a href="http://energia.github.com/Energia/" target="_blank">Energia</a>.
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Trebuie avut un in vedere faptul ca microcontrollerul care vine impreuna cu placa Launchpad are foarte putin spatiu pentru programe, de aceea va recomand sa achizitionati unul cu 8 sau 16 KB (MSP430G2452 sau MSP430G2553).
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Un ghid foarte bine realizat privind primii pasi cu Energia il gasim <a href="https://github.com/energia/Energia/wiki/Getting-Started" target="_blank">aici</a>.
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Deocamdata gasim "documentatia" pentru Energia doar sub forma discutiilor de pe forumul de la <a href="http://www.43oh.com/forum/viewforum.php?f=38" target="_blank">43oh</a>.iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-88703264080332938592012-06-05T10:52:00.000+03:002012-06-05T19:53:49.222+03:00MagPi - revista gratuita pentru Raspberry Pi<a href="http://www.themagpi.com/"><img border="0" height="276" width="400" src="http://4.bp.blogspot.com/-5HdGRfFmmFs/T826E49dIGI/AAAAAAAABBk/amrQ0UGVMt4/s400/magpi.jpg" /></a>
<br>Revista gratuita (in format PDF) pentru utilizatorii de Raspberry Pi, ajunsa deja la numarul 2!<br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-44265033049487819782012-06-01T13:58:00.000+03:002012-12-27T18:15:18.339+02:00Apache, PHP si MySQL pe Raspberry PiRaspberry Pi poate sa inlocuiasca cu succes un server "de teste".
<br>Pentru aceasta am avut nevoie de un server Apache, PHP, MySQL si, pentru comoditate, de phpMyAdmin ;)
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<b><i>Update 27 decembrie 2012: Link-urile de mai jos nu mai merg... am gasit urmatorul tutorial, dar nu am timp sa-l verific <a href="http://www.penguintutor.com/linux/raspberrypi-webserver" target="_blank">Creating a LAMP server (web server – Linux Apache Mysql PHP) with the Raspberry Pi</a></i></b><br><br><br><br>
Instalarea se face ca la Linux, fara mari probleme. In cazul in care doriti tutoriale pas-cu-pas gasiti mai jos o lista de link-uri. Nu am testat ce scrie acolo, dar par foarte bine scrise.
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<a href="http://fusionstrike.com/2012/installing-apache2-raspberry-pi-debian" target="_blank">Installing Apache2 to your Raspberry Pi! (Debian)</a>
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<a href="http://fusionstrike.com/2012/setting-php-raspberry-pi-debian" target="_blank">Setting up PHP on your Raspberry Pi (Debian)</a>
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<a href="http://fusionstrike.com/2012/setting-mysql-raspberry-pi-debian" target="_blank">Setting up MySQL on your Raspberry Pi (Debian)</a>
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<a href="http://fusionstrike.com/2012/installing-phpmyadmin-raspberry-pi-debian" target="_blank">Installing phpMyAdmin on your Raspberry Pi (Debian)</a>
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Cateva capturi de ecran:
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhQE9L-S1NmO8HvAv76-2IeW7acHM1uRhOvg3U9znGQiS05DvjDQ8m1xdLaoJZacSukXp2NBaSbX0_sYfRmlDeVqxs2Jr-YAFpxeLAeGlxhtrLMyowG5tSjeY-oGSjw-NzUx1XeiSyCDaVs/s1600/raspb-phpmyadmin.jpg" imageanchor="1" style="margin-left:1em; margin-right:1em"><img border="0" height="290" width="400" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhQE9L-S1NmO8HvAv76-2IeW7acHM1uRhOvg3U9znGQiS05DvjDQ8m1xdLaoJZacSukXp2NBaSbX0_sYfRmlDeVqxs2Jr-YAFpxeLAeGlxhtrLMyowG5tSjeY-oGSjw-NzUx1XeiSyCDaVs/s400/raspb-phpmyadmin.jpg" /></a></div>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com4tag:blogger.com,1999:blog-847691262549187805.post-19384769872127116972012-06-01T10:53:00.000+03:002012-06-01T10:53:59.730+03:00Redimensionarea partitiilor la Raspberry PiImaginea distributiei Debian pentru <a href="http://www.raspberrypi.org/" target="_blank">Raspberry Pi</a> foloseste 2GB din cardul SD. Daca avem un card SD mai mare de 2GB pe care vrem sa-l utilizam la dimensiunea lui reala trebuie sa redimensionam partitiile.
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Am gasit un tutorial video excelent, pe care il puteti vedea mai jos.
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<iframe width="560" height="315" src="http://www.youtube.com/embed/R4VovMDnsIE" frameborder="0" allowfullscreen></iframe>
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Atasez si cateva capturi de ecran, doar ca sa ne convingem ca a functionat in cazul meu (card de 8GB din care initial erau utilizati doar 2). Distractie placuta ;)
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhbBXd08sWjHOuaP0R4xGnhU-Bg_B4c5wtHAEmgLS7kjGVMtuthKk4hR-McjNtcqJxEBsBl7nAtLBX2ckyUEWHzbWG9K-CTSpGfh0_Rfnxt9gPe5umMGREtLFuSZHfwXP9903AjVGbK7BPy/s1600/resize-card-7.jpg" imageanchor="1" style="margin-left:1em; margin-right:1em"><img border="0" height="255" width="400" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhbBXd08sWjHOuaP0R4xGnhU-Bg_B4c5wtHAEmgLS7kjGVMtuthKk4hR-McjNtcqJxEBsBl7nAtLBX2ckyUEWHzbWG9K-CTSpGfh0_Rfnxt9gPe5umMGREtLFuSZHfwXP9903AjVGbK7BPy/s400/resize-card-7.jpg" /></a></div>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-56796238087889596822012-05-30T19:58:00.001+03:002012-05-30T19:58:37.176+03:00Conectare prin SSH la Raspberry PiO varianta si mai interesanta de conectare la Raspberry Pi este cea prin SSH. In felul acesta nu mai avem nevoie nici macar de adaptorul serial-la-USB descris in postarea anterioara ;)
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In plus, prin SSH avem avantajul ca ne putem conecta la placa Raspberry Pi de pe orice dispozitiv din retea care suporta SSH (PC, tableta, smartphone).
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Pentru a permite SSH la fiecare boot nu avem decat sa executam comanda:
<blockquote>sudo mv /boot/boot_enable_ssh.rc /boot/boot.rc</blockquote>
<br>ca in imaginea de mai jos. Aici vedem si IP-ul pe care il are Raspberry in retea.
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Tot ce mai avem de facut este sa dam un "reboot", dupa care ne putem conecta prin SSH ca in imaginile de mai jos (am folosit tot Tera Term). Dupa conectare am dat si o comanda "top" sa vedem ce mai e pe acolo ;)
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Succes!
<br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com0tag:blogger.com,1999:blog-847691262549187805.post-87853449747183741662012-05-30T13:23:00.004+03:002012-05-30T19:36:10.412+03:00Comunicare seriala cu Raspberry PiCea mai simpla modalitate de comunicare cu placa <a href="http://www.raspberrypi.org/" target="_blank">Raspberry Pi</a> este prin intermediul unui adaptor USB-la-serial. Eu am utilizat un "<a href="http://www.silabs.com/products/interface/usbtouart/Pages/usb-to-uart-bridge.aspx" target="_blank">USB to UART bridge</a>" CP2102 de la Silicon Labs, pentru ca permite comunicarea la niveluri logice de 3V3 si 5V si este si foarte ieftin. Atentie la voltajul la care functioneaza adaptorul! Daca folositi un FTDI sau ceva similar trebuie sa fie varianta la 3V3, NU la 5V !!!
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Inainte de a ne apuca sa ne jucam cu pinii de pe expansion header-ul placii Raspberry Pi ar fi bine sa citim pagina de <a href="http://elinux.org/RPi_Tutorial_EGHS:GPIO_Protection_Circuits" target="_blank">aici</a>. Preiau ca atare avertismentul:
<br><blockquote>Extreme caution should be exercised when interfacing hardware at a low level, you may damage your RPi, your equipment and potentially yourself and others. Doing so is at your own risk!</blockquote><br>
<b>Ce trebuie retinut este ca voltajul de pe pinii GPIO este 3V3 si NU sunt toleranti 5V !!!</b><br><br>
Documentatia detaliata privind perifericele accesibile prin header-ul GPIO o gasim la pagina <a href="http://elinux.org/RPi_Low-level_peripherals" target="_blank">RPi Low-level peripherals</a>, de unde este si imaginea de mai jos.
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<a href="http://1.bp.blogspot.com/-TCxKZ0Bpy5o/T8Xuza9EAcI/AAAAAAAAA8Y/r7SrLO4PT1A/s1600/GPIOs2.gif" imageanchor="1" style="margin-left:1em; margin-right:1em"><img border="0" height="400" width="173" src="http://1.bp.blogspot.com/-TCxKZ0Bpy5o/T8Xuza9EAcI/AAAAAAAAA8Y/r7SrLO4PT1A/s400/GPIOs2.gif" /></a></div>
<br>Astea fiind zise, sa ne apucam de treaba :)<br><br>
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Cum procedam:<br>
1. conectam pinii de pe Raspberry la adaptorul serial-la-USB astfel GND la GND, Rx la Tx, Tx la Rx
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2. conectam adaptorul la un port USB de pe PC; aflam numarul portului COM pe care il foloseste
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3. Pornim un program gen Hyperterminal (eu folosesc Tera Term)
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4. Alimentam placa Raspberry prin portul mini USB (am folosit incarcatorul de la Kindle, pentru ca scoate 850mA)
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Daca totul merge bine (eu am avut probleme cu cardul SD, a trebuit sa-l partitionez din nou si sa-l formatez FAT), obtinem rezultate similare celor de mai jos :)
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Incepe...</br><br>
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A terminat boot. Ne logam cu pi / raspberry</br><br>
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Sa dam si un help, sa vedem ce ne zice ;)<br><br>
<b><i>Nota: se cam incinge placa...</i></b>
Mult succes si, mai ales, aveti grija...
<br><br>iardhttp://www.blogger.com/profile/02857746252339659220noreply@blogger.com7tag:blogger.com,1999:blog-847691262549187805.post-5364327868851116712012-05-29T13:33:00.000+03:002012-05-29T13:33:10.269+03:00A venit Raspberry PiIn sfarsit a venit placa Raspberry Pi, comandata pe data de 4 martie ;)
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Despre Raspberry Pi am mai scris <a href="http://ro-duino.blogspot.com/2012/05/in-asteptarea-unui-raspberry-pi.html">aici</a>, deocamdata postez doar cateva imagini cu placa, pachetul si celebra declaratie de conformitate, pentru care am mai asteptat o luna in plus...
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