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Author Archives: Ricardo

Arduino circuit diagrams

Posted on February 16, 2013 by Ricardo — No Comments ↓

Basic Arduino circuits, I found it at Arduino site, these diagrams are very useful. They have colors that make easy to visualize, Arduino pins, and show several basic circuits

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Basic circuits with Arduino and diagrams

Posted on February 16, 2013 by Ricardo — No Comments ↓

Basic Arduino circuits, I found it at Arduino site, these diagrams are very useful. They have colors that make easy to visualize, Arduino pins, and show several basic circuits Circuitos básicos de Arduino, encontrei no site Arduino.cc, são bem interessantes Continue reading →

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Emulare – Arduino emulator

Posted on February 16, 2013 by Ricardo — No Comments ↓

If you wan’t to play with arduino, and still didn’d buy or is waiting for the shipping, this is for you. Emulare is a very good emulator, and after some adjustments you can use it very easily. Main screen I Continue reading →

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STC89c52 on Linux

Posted on February 15, 2013 by Ricardo — 4 Comments ↓

Now, I am trying to program my dev board from Linux, to avoid all of these chinese stuff. The program for that is stcdude, which is available from github stcdude I followed the recipe on the above link, had some Continue reading →

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Jailbreak for Iphone and Ipad

Posted on February 12, 2013 by Ricardo — No Comments ↓

Interested in changes on your original Iphone or Ipad? If you really want, do it at you own risk. You will be able to really change your device… But never forget… Backup! http://www.evad3rs.net/2013/02/ios-6160160-jailbreak-evasi0n-complete.html

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Light Seeking Robot

Posted on February 12, 2013 by Ricardo — No Comments ↓

light seeker@youtube Another simple project. I used an Arduino Nano to build a light seeker robot. The project consists of two ldr´s resistors and a servo. Ldr are light dependent resistors, the change their resistivity depending on how much light Continue reading →

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Arduino connections diagram

Posted on February 11, 2013 by Ricardo — No Comments ↓

Useful arduino circuits, to integate sensors and motors. leds and motor

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Little meteorological station

Posted on February 9, 2013 by Ricardo — 1 Comment ↓

Thsi project uses bluetooth, several sensors, and a raspberry pi to send the information to the net, the results can be seen on Cosm.com Diagram of the project I will present it on the next days, I used it as Continue reading →

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Posted in Uncategorized | Tagged raspberrypi | 1 Reply

STC89C52/51 Mini System Development Board 51 MCU For STC AT89S52 – Final

Posted on February 9, 2013 by Ricardo — No Comments ↓

After some strugling I finally managed to program my developing board! The tools: – The board development kit: Stc Minimal dev kit – I used MCU8051 IDE as a development environment, It can be downloaded here and finally the STC Continue reading →

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Posted in Uncategorized | Tagged 8051 | Leave a reply

Arduino and DHT11

Posted on February 6, 2013 by Ricardo — No Comments ↓

A simple project using Arduino and DHT11 Temperature and Humidity sensor. I bought this sensor at Dx.com Dht-11 The DHT11 is a simple Humidity and temperature sensor, with 8 bits of resolution. The precision is really poor, of 1 degree Continue reading →

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Autor

Ricardo Pecanha - rhprj@yahoo.com.br

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8051 Arduin Arduino Bluetooth Android Arduino dht11 I2c ldr linux programmer raspberrypi robot Servo

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