Instructables: exploring - photos - microcontrollers http://www.instructables.com Fri, 19 Dec 2014 01:46:10 PST BLOX v1.01 Oscilloscope Display http://www.instructables.com/id/Oscilloscope-Display/ http://cdn.instructables.com/FUQ/N31A/HTIWJMPE/FUQN31AHTIWJMPE.SQUARE2.jpg http://cdn.instructables.com/FUQ/N31A/HTIWJMPE/FUQN31AHTIWJMPE.SQUARE.jpg http://cdn.instructables.com/FUQ/N31A/HTIWJMPE/FUQN31AHTIWJMPE.SMALL.jpg Samartist There is always a need of a display unit  in every electronics project, students use LEDs, LCDs, or any other display devices for that. I thought of using an oscilloscope for such a purpose, so I went to my college's electronics lab, but I found that my college have oscilloscopes which only support ...
By: Samartist

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Wed, 2 Apr 2014 20:26:14 PDT
Overheating in Hydraulic Systems (Actuators) By Firgelli Auto http://www.instructables.com/id/Overheating-in-Hydraulic-Systems-Actuators-By-Firg/ http://cdn.instructables.com/FB7/VC2N/HR0AW7LY/FB7VC2NHR0AW7LY.SQUARE2.jpg http://cdn.instructables.com/FB7/VC2N/HR0AW7LY/FB7VC2NHR0AW7LY.SQUARE.jpg http://cdn.instructables.com/FB7/VC2N/HR0AW7LY/FB7VC2NHR0AW7LY.SMALL.jpg Firgelli Auto Reduce the risk in overheating by investing in an Electronic Actuator System: Overheating is one of the most occurring problems in hydraulic actuator systems, people who frequently operate with hydraulic systems will know how much overheating can affect the performance, safety and overall the costs....
By: Firgelli Auto

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Sun, 2 Feb 2014 09:27:16 PST
Home automation with bluetooth! http://www.instructables.com/id/Home-automation-with-bluetooth/ http://cdn.instructables.com/F32/T4HA/HQKMJAQO/F32T4HAHQKMJAQO.SQUARE2.jpg http://cdn.instructables.com/F32/T4HA/HQKMJAQO/F32T4HAHQKMJAQO.SQUARE.jpg http://cdn.instructables.com/F32/T4HA/HQKMJAQO/F32T4HAHQKMJAQO.SMALL.gif costy35 My project is composed of several parts... programs,electronics... The most important piece is bluetooth module ,this receive data from any bluetooth device(phone,pc,etc)and send to atmega8 microcontroller. Principle is simple: A bluetooth device send and character ("A" or "B" or "C" ,etc) and micro...
By: costy35

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Sat, 18 Jan 2014 04:03:56 PST
Customized Raspberry Pi casing with built-in Fan http://www.instructables.com/id/Customized-Raspberry-Pi-casing-with-Fan/ http://cdn.instructables.com/FGV/U6HX/HPCWW2JK/FGVU6HXHPCWW2JK.SQUARE2.jpg http://cdn.instructables.com/FGV/U6HX/HPCWW2JK/FGVU6HXHPCWW2JK.SQUARE.jpg http://cdn.instructables.com/FGV/U6HX/HPCWW2JK/FGVU6HXHPCWW2JK.SMALL.jpg ALP Electronic Innovation Download our Free Arduino Project code here. Requirements: - Plastic Enclosure - Brackets  - Screws Tools: - Hand Drill - Screwdriver I believe it won't require a step by step instructions, kindly refer to the photos. www.innovationph.com
By: ALP Electronic Innovation

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Wed, 18 Dec 2013 18:09:25 PST
Barebone Digital Clock http://www.instructables.com/id/Barebone-Digital-Clock/ http://cdn.instructables.com/FI9/RYWD/HOHYDXL2/FI9RYWDHOHYDXL2.SQUARE2.jpg http://cdn.instructables.com/FI9/RYWD/HOHYDXL2/FI9RYWDHOHYDXL2.SQUARE.jpg http://cdn.instructables.com/FI9/RYWD/HOHYDXL2/FI9RYWDHOHYDXL2.SMALL.jpg martinDaZombie Here's a quick and simple digital clock you can pin to your cubicle wall. Good conversation piece and tells you when its time to go home... For the hardware: I used a tiny2313 (you can use any tiny with at least 14 IO's), resistors, 7segment (4digits) and an RTC (DS1307) module. The module docks in...
By: martinDaZombie

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Tue, 3 Dec 2013 00:16:23 PST
Program PIC with Arduino http://www.instructables.com/id/Program-PIC-with-Arduino-1/ http://cdn.instructables.com/FZ9/BUKV/HO7XCMQ0/FZ9BUKVHO7XCMQ0.SQUARE2.jpg http://cdn.instructables.com/FZ9/BUKV/HO7XCMQ0/FZ9BUKVHO7XCMQ0.SQUARE.jpg http://cdn.instructables.com/FZ9/BUKV/HO7XCMQ0/FZ9BUKVHO7XCMQ0.SMALL.jpg MildLeeInterested   This is just another "show and tell", but once again, there are gerber files and so on included. This Arduino shield is a PCB version of a circuit designed by Rhys Weatherley. When used in conjunction with two arduino sketches and a host program also designed by Rhys, it provides a pr...
By: MildLeeInterested

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Fri, 22 Nov 2013 02:46:25 PST
Control de voltaje para ventilación en PC http://www.instructables.com/id/Control-de-voltaje-para-ventilación-en-PC/ http://cdn.instructables.com/F21/WOJV/HLOC2N9J/F21WOJVHLOC2N9J.SQUARE2.jpg http://cdn.instructables.com/F21/WOJV/HLOC2N9J/F21WOJVHLOC2N9J.SQUARE.jpg http://cdn.instructables.com/F21/WOJV/HLOC2N9J/F21WOJVHLOC2N9J.SMALL.jpg gerghas Este proyecto se hizo con el fin de implementar un instrumento que contara con la facilidad de reducir o aumentar la velocidad de un ventilador de pc para disminución del ruido, generando menor consumo de energía y mayor estética a tu equipo. El pin de Resest se conecta a v+ para que no se active y...
By: gerghas

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Mon, 16 Sep 2013 22:30:26 PDT
RGB Rotary Encoder Example (ATmega328, AVR) http://www.instructables.com/id/RGB-Rotary-Encoder-Example-ATmega328-AVR/ http://cdn.instructables.com/FR6/3RQZ/HKPXBM8T/FR63RQZHKPXBM8T.SQUARE2.jpg http://cdn.instructables.com/FR6/3RQZ/HKPXBM8T/FR63RQZHKPXBM8T.SQUARE.jpg http://cdn.instructables.com/FR6/3RQZ/HKPXBM8T/FR63RQZHKPXBM8T.SMALL.jpg brewforce The above setup uses interrupt service routines (ISRs) to interpret a rotary encoder.  The specific rotary encoder used also contains an RGB LED, which is driven by PWM.  There is a video in the full article. Here is a link to the full article: http://0xfebytes.blogspot.com/2013/08/rgb-rotary-encod...
By: brewforce

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Mon, 26 Aug 2013 07:42:52 PDT
8X8 LED Cube take 2 http://www.instructables.com/id/8X8-LED-Cube-take-2/ http://cdn.instructables.com/FMO/WOVL/HFPTRJ02/FMOWOVLHFPTRJ02.SQUARE2.jpg http://cdn.instructables.com/FMO/WOVL/HFPTRJ02/FMOWOVLHFPTRJ02.SQUARE.jpg http://cdn.instructables.com/FMO/WOVL/HFPTRJ02/FMOWOVLHFPTRJ02.SMALL.jpg mrsyfy this is my version of the 8X8 led cube.  utilizing stacked Arduino boards for a low profile inside the box . all of the controls and status lights will be relocated to the outside of the enclosure on the sloped front panel. a PC Board will be designed to solder underneath the display case base. each...
By: mrsyfy

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Sun, 4 Aug 2013 17:53:39 PDT
AC Lamp Dimmer Using TRIAC and PIC16F877A http://www.instructables.com/id/AC-Lamp-Dimmer-Using-TRIAC-and-PIC16F877A/ http://cdn.instructables.com/FOC/QRWB/HJKBSFDP/FOCQRWBHJKBSFDP.SQUARE2.jpg http://cdn.instructables.com/FOC/QRWB/HJKBSFDP/FOCQRWBHJKBSFDP.SQUARE.jpg http://cdn.instructables.com/FOC/QRWB/HJKBSFDP/FOCQRWBHJKBSFDP.SMALL.jpg Jestin_Cubetech program: http://www.edaboard.com/thread265546.html
By: Jestin_Cubetech

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Tue, 30 Jul 2013 03:58:21 PDT
CD ROM BLDC Driver http://www.instructables.com/id/CD-ROM-BLDC-Driver/ http://cdn.instructables.com/FG2/RELC/H3Z32CFP/FG2RELCH3Z32CFP.SQUARE2.jpg http://cdn.instructables.com/FG2/RELC/H3Z32CFP/FG2RELCH3Z32CFP.SQUARE.jpg http://cdn.instructables.com/FG2/RELC/H3Z32CFP/FG2RELCH3Z32CFP.SMALL.jpg Jestin_Cubetech PIC16f877A and hall effect sensor based  BLDC Driver. http://www.edaboard.com/thread257031.html
By: Jestin_Cubetech

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Tue, 30 Jul 2013 03:41:29 PDT
Web cam tower http://www.instructables.com/id/Web-cam-tower/ http://cdn.instructables.com/FD5/ZECA/HIPIXS2L/FD5ZECAHIPIXS2L.SQUARE2.jpg http://cdn.instructables.com/FD5/ZECA/HIPIXS2L/FD5ZECAHIPIXS2L.SQUARE.jpg http://cdn.instructables.com/FD5/ZECA/HIPIXS2L/FD5ZECAHIPIXS2L.SMALL.jpg vonPongrac During my education I had to make project with MSP430 microcontroller. I decided to build camera tower. For main board I used MSP430 LaunchPad with MSP430G2553 microcontroller. LaunchPad have option for external power supply (3.3 V). The power supply is build with 7805 and LM1117. Because servos di...
By: vonPongrac

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Sat, 6 Jul 2013 11:21:13 PDT
How to arrange your work place + video http://www.instructables.com/id/How-to-arrange-your-work-place-video/ http://cdn.instructables.com/FYN/JBVK/HIAQ7XXH/FYNJBVKHIAQ7XXH.SQUARE2.jpg http://cdn.instructables.com/FYN/JBVK/HIAQ7XXH/FYNJBVKHIAQ7XXH.SQUARE.jpg http://cdn.instructables.com/FYN/JBVK/HIAQ7XXH/FYNJBVKHIAQ7XXH.SMALL.jpg armstk180 Hi everybody ! Actually i took this video for more than 2 year's ago !!! but now i decide to show you NOW after 2 year's i have my own very Professional electronics and chemical and also mechanical tools in home !!! and always my mom mind me to arrange my work room ! but actually there is never clea...
By: armstk180

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Sun, 23 Jun 2013 23:12:55 PDT
A custom shield for the Propeller ASC - Infra-Red Remote Control - and multiple COGS! http://www.instructables.com/id/A-custom-shield-for-the-Propeller-ASC-Infra-Red-/ http://cdn.instructables.com/FLC/F3PB/HI3TS2Q5/FLCF3PBHI3TS2Q5.SQUARE2.jpg http://cdn.instructables.com/FLC/F3PB/HI3TS2Q5/FLCF3PBHI3TS2Q5.SQUARE.jpg http://cdn.instructables.com/FLC/F3PB/HI3TS2Q5/FLCF3PBHI3TS2Q5.SMALL.jpg cavelamb In my first project we added a 2-line LCD display to the Arduino Shield Compatible (ASC) board.     (  http://www.instructables.com/id/Propeller-Power-for-the-Arduino/ ) In this project we will also introduce the use of multiple COGS, a unique feature of the Parallax Propeller chip. LCD Display: T...
By: cavelamb

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Sat, 22 Jun 2013 15:25:58 PDT
Propeller Power for the Arduino http://www.instructables.com/id/Propeller-Power-for-the-Arduino/ http://cdn.instructables.com/FAF/KC79/HI3TYOFC/FAFKC79HI3TYOFC.SQUARE2.jpg http://cdn.instructables.com/FAF/KC79/HI3TYOFC/FAFKC79HI3TYOFC.SQUARE.jpg http://cdn.instructables.com/FAF/KC79/HI3TYOFC/FAFKC79HI3TYOFC.SMALL.jpg cavelamb Drop a Parallax Propeller processor onto an Arduno board and what do you get?  Meet the ASC board - Arduino Shield Compatible Propeller board – from Martin Hodge. Eight independent 32 bit processor called COGS. Each with 2048 bytes or RAM (512 registers of 32 bits each) HUB that provi...
By: cavelamb

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Fri, 21 Jun 2013 17:08:56 PDT
QuickStart bi-directional motor control http://www.instructables.com/id/QuickStart-bi-directional-motor-control/ http://cdn.instructables.com/FOU/YZJ3/HHTE12DG/FOUYZJ3HHTE12DG.SQUARE2.jpg http://cdn.instructables.com/FOU/YZJ3/HHTE12DG/FOUYZJ3HHTE12DG.SQUARE.jpg http://cdn.instructables.com/FOU/YZJ3/HHTE12DG/FOUYZJ3HHTE12DG.SMALL.jpg cavelamb This is a full H-Bridge bi-directional control circuit for DC motors for the Parallax QuickStart board. http://www.youtube.com/watch?v=T7lbAXa1-Bs&feature=youtu.be There are six transistors, four for motor control, the other two connect the micro-controller output pins to the motor controll...
By: cavelamb

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Sun, 16 Jun 2013 20:20:30 PDT
QuickStart - one transistor DC motor controller http://www.instructables.com/id/QuickStart-one-transistor-DC-motor-controller/ http://cdn.instructables.com/FD1/WMTR/HHS9SMDG/FD1WMTRHHS9SMDG.SQUARE2.jpg http://cdn.instructables.com/FD1/WMTR/HHS9SMDG/FD1WMTRHHS9SMDG.SQUARE.jpg http://cdn.instructables.com/FD1/WMTR/HHS9SMDG/FD1WMTRHHS9SMDG.SMALL.jpg cavelamb This is a PWM (Pulse Width Modulated) motor controller. It uses a single small transistor to run a small DC motor. While the circuit is very straight forward (some say boring?) it has a pretty cool trick in the software - Pulse Width Modulated (PWM) speed control - with speed ramp up and down. It'...
By: cavelamb

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Sat, 15 Jun 2013 15:58:22 PDT
Talking to Ultrasonic Distance Sensor HC-SR04 using an ATtiny84 http://www.instructables.com/id/Talking-to-Ultrasonic-Distance-Sensor-HC-SR04-usin/ http://cdn.instructables.com/FTC/9JRH/HHTE0QSD/FTC9JRHHHTE0QSD.SQUARE2.jpg http://cdn.instructables.com/FTC/9JRH/HHTE0QSD/FTC9JRHHHTE0QSD.SQUARE.jpg http://cdn.instructables.com/FTC/9JRH/HHTE0QSD/FTC9JRHHHTE0QSD.SMALL.jpg electronut This instructable is about interfacing an ATtiny84 with the HC-SR04 ultrasonic distance sensor using just C code – no Arduino hardware or libraries. The HC-SR04 works as follows: - Send a 10us HIGH pulse on the Trigger pin. - The sensor sends out a “sonic burst” of 8 cycles. - Listen to the E...
By: electronut

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Wed, 12 Jun 2013 04:55:09 PDT
Sound LEDs ! http://www.instructables.com/id/Sound-LEDs-/ http://cdn.instructables.com/FA0/J5ML/HHS9Q4XN/FA0J5MLHHS9Q4XN.SQUARE2.jpg http://cdn.instructables.com/FA0/J5ML/HHS9Q4XN/FA0J5MLHHS9Q4XN.SQUARE.jpg http://cdn.instructables.com/FA0/J5ML/HHS9Q4XN/FA0J5MLHHS9Q4XN.SMALL.jpg Dipanjan In this instructables,I am sharing how I made a Sound reactive LED using Arduino.... Ok,lets face this,there are plenty other models out there which shows how to make a LED sound reactive by using Arduino....So what's special about this one? Making a sound reactive LED is pretty easy,but it doesn'...
By: Dipanjan

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Tue, 11 Jun 2013 00:45:45 PDT
Liquid Crystal Display for the QuickStart board http://www.instructables.com/id/Liquid-Crystal-Display-for-the-QuickStart-board/ http://cdn.instructables.com/FJC/5VOG/HHOFXIGT/FJC5VOGHHOFXIGT.SQUARE2.jpg http://cdn.instructables.com/FJC/5VOG/HHOFXIGT/FJC5VOGHHOFXIGT.SQUARE.jpg http://cdn.instructables.com/FJC/5VOG/HHOFXIGT/FJC5VOGHHOFXIGT.SMALL.jpg cavelamb Three-Wire Liquid Crystal Display for the QuickStart Parts Reqd: Parallax QuickStart board Parallax 2-line LCD display module 3-wire Interface cable - made from:    a computer front panel cable    three pins from a strip pin header    small heat shrink tubing. Tools: Needle nosed pliers Soldering ...
By: cavelamb

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Sun, 9 Jun 2013 19:25:45 PDT
Infrared Remote Control for the Parallax QuickStart board http://www.instructables.com/id/Infrared-Remote-Control-for-the-Parallax-QuickStar/ http://cdn.instructables.com/FMT/2BAU/HHOFXBYE/FMT2BAUHHOFXBYE.SQUARE2.jpg http://cdn.instructables.com/FMT/2BAU/HHOFXBYE/FMT2BAUHHOFXBYE.SQUARE.jpg http://cdn.instructables.com/FMT/2BAU/HHOFXBYE/FMT2BAUHHOFXBYE.SMALL.jpg cavelamb One-Wire Infra-Red Remote Control interface for the QuickStart One of the coolest things about the Propeller's software devices is how little it takes to add peripherals! Parts Reqd: Small IR sensor  - adafruit/157 wire Double row socket (female) 1." centers - 4 places long. A cheap universal remo...
By: cavelamb

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Sat, 8 Jun 2013 20:12:54 PDT
3D modeled controller for Basic stamp Board of education http://www.instructables.com/id/3D-modeled-controller-for-Basic-stamp-Board-of-edu/ http://cdn.instructables.com/F32/8FNW/HHMI8UZC/F328FNWHHMI8UZC.SQUARE2.jpg http://cdn.instructables.com/F32/8FNW/HHMI8UZC/F328FNWHHMI8UZC.SQUARE.jpg http://cdn.instructables.com/F32/8FNW/HHMI8UZC/F328FNWHHMI8UZC.SMALL.jpg JTatro2 Step 1 was to model the basic stamp board of education, I then modeled a basic controller in halves, in Solidworks. I printed these halves and spray painted the controller. I have included a video of the finished product in action.
By: JTatro2

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Fri, 7 Jun 2013 12:09:44 PDT
Digital Clock using MSP430 http://www.instructables.com/id/Digital-Clock-using-MSP430/ http://cdn.instructables.com/F4P/CAXF/HHMI4TFU/F4PCAXFHHMI4TFU.SQUARE2.jpg http://cdn.instructables.com/F4P/CAXF/HHMI4TFU/F4PCAXFHHMI4TFU.SQUARE.jpg http://cdn.instructables.com/F4P/CAXF/HHMI4TFU/F4PCAXFHHMI4TFU.SMALL.jpg Samartist hi friends, this is my project on Digital clock, using MSP430G2452 [u can use any 20 pin MSP controller], i have uploaded its schematic with the code here, you can see it working at... http://youtu.be/3GbRLwAJdfM
By: Samartist

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Fri, 7 Jun 2013 00:02:05 PDT
Heart-Beat Counter using MSP430 http://www.instructables.com/id/Heart-Beat-Counter-using-MSP430/ http://cdn.instructables.com/F4X/DEI3/HH2VO60T/F4XDEI3HH2VO60T.SQUARE2.jpg http://cdn.instructables.com/F4X/DEI3/HH2VO60T/F4XDEI3HH2VO60T.SQUARE.jpg http://cdn.instructables.com/F4X/DEI3/HH2VO60T/F4XDEI3HH2VO60T.SMALL.jpg Samartist hi friends, here is my project on counting the heart beats using an MSP430G2553, and a dual op amp ic, LM358, i think any other dual op amp can work in its place [to be sure, just check the pinouts before replacement]... :) it displays the heart beat on the LCD screen, i found this project on intern...
By: Samartist

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Sat, 1 Jun 2013 19:44:23 PDT
Arduino Cap-Sense Air Piano http://www.instructables.com/id/Arduino-Cap-Sense-Air-Piano/ http://cdn.instructables.com/FMQ/X36V/HH2W5299/FMQX36VHH2W5299.SQUARE2.jpg http://cdn.instructables.com/FMQ/X36V/HH2W5299/FMQX36VHH2W5299.SQUARE.jpg http://cdn.instructables.com/FMQ/X36V/HH2W5299/FMQX36VHH2W5299.SMALL.jpg vishalapr I recently got my shipment of 10 buzzers I ordered about a month ago, so as soon as I got them I was eager to make something fun with them, so I looked around a bit and searched for what to do with them, and by spending some time on www.arduino,cc and posting lots of questions on the forums, I figur...
By: vishalapr

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Sat, 25 May 2013 10:25:04 PDT
4x4x4 LED cube, with MSP430, using only 3 pins http://www.instructables.com/id/4x4x4-LED-cube-with-MSP430-using-only-3-pins/ http://cdn.instructables.com/F65/51EA/HGH6XHO9/F6551EAHGH6XHO9.SQUARE2.jpg http://cdn.instructables.com/F65/51EA/HGH6XHO9/F6551EAHGH6XHO9.SQUARE.jpg http://cdn.instructables.com/F65/51EA/HGH6XHO9/F6551EAHGH6XHO9.SMALL.jpg Samartist This is my 4x4x4 led cube project, done with MSP430, using only 3 pins of MSP, the circuit diagram is shown in the photos, the hardware consists of 3 shift registers, 74595, and 4 NPN transistors... you can learn how to make a 4x4x4 LED cube by instructables or youtube or some other sites, its easy...
By: Samartist

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Thu, 9 May 2013 20:30:10 PDT
ATTiny45/85 multi voltage "smart relay" http://www.instructables.com/id/ATTiny4585-multi-voltage-smart-relay/ http://cdn.instructables.com/FJY/8A1V/HFSHULJP/FJY8A1VHFSHULJP.SQUARE2.jpg http://cdn.instructables.com/FJY/8A1V/HFSHULJP/FJY8A1VHFSHULJP.SQUARE.jpg http://cdn.instructables.com/FJY/8A1V/HFSHULJP/FJY8A1VHFSHULJP.SMALL.jpg MildLeeInterested This entry is intended as an overview only.  If there is interest, I will expand it to include assembly instructions and some basic code. I've now added the gerber files (and .pdf files for anybody who wants to have a go by the toner transfer method, or similar). The aim of this board is to provide...
By: MildLeeInterested

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Sun, 28 Apr 2013 02:51:08 PDT
Led Arrays( No Arduino; Working Progress) http://www.instructables.com/id/Led-Arrays-No-Arduino-Working-Progress/ http://cdn.instructables.com/FFW/GLX7/HEKLLQNS/FFWGLX7HEKLLQNS.SQUARE2.jpg http://cdn.instructables.com/FFW/GLX7/HEKLLQNS/FFWGLX7HEKLLQNS.SQUARE.jpg http://cdn.instructables.com/FFW/GLX7/HEKLLQNS/FFWGLX7HEKLLQNS.SMALL.jpg Sandman_Logan5 UPDATE: NEW Full Instructable for this device is here: Multi-Function LED Array This is not a full instructable. I just wanted to share the project I was hoping to complete soon. I am soon going to be adding a video and uploading it into a few contests. Thanks for reading. This is a newer versio...
By: Sandman_Logan5

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Thu, 21 Mar 2013 18:06:54 PDT
PianoPIC http://www.instructables.com/id/PianoPIC/ http://cdn.instructables.com/FQ4/4F7N/HDYZJABV/FQ44F7NHDYZJABV.SQUARE2.jpg http://cdn.instructables.com/FQ4/4F7N/HDYZJABV/FQ44F7NHDYZJABV.SQUARE.jpg http://cdn.instructables.com/FQ4/4F7N/HDYZJABV/FQ44F7NHDYZJABV.SMALL.jpg eLab This little project is an example of a simple audio application using a PIC micro-controller.  We decided to use the PIC18F4550 micro-controller for memory purposes. Using only digital inputs and outputs, we developed this simple piano/synthesizer with an 8 bit kind of style: Inputs from b1 to...
By: eLab

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Sun, 10 Mar 2013 12:10:09 PDT
Use ATtiny85 with I2C EEPROM http://www.instructables.com/id/Use-ATtiny85-with-I2C-EEPROM/ http://cdn.instructables.com/FL7/SBC8/HE080KK5/FL7SBC8HE080KK5.SQUARE2.jpg http://cdn.instructables.com/FL7/SBC8/HE080KK5/FL7SBC8HE080KK5.SQUARE.jpg http://cdn.instructables.com/FL7/SBC8/HE080KK5/FL7SBC8HE080KK5.SMALL.jpg brewforce This is a simple setup for using an I2C EEPROM with the ATtiny85. There are many sites which outline the use of I2C eeprom, but there are a few nuances when using an ATtiny85 that arise because of the lack of true I2C. I have compiled them here and think that they may be helpful to anyone else tryin...
By: brewforce

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Fri, 8 Mar 2013 14:44:15 PST
MyAxe 08 http://www.instructables.com/id/MyAxe-08/ http://cdn.instructables.com/F6S/3FXS/HD4VNTGU/F6S3FXSHD4VNTGU.SQUARE2.jpg http://cdn.instructables.com/F6S/3FXS/HD4VNTGU/F6S3FXSHD4VNTGU.SQUARE.jpg http://cdn.instructables.com/F6S/3FXS/HD4VNTGU/F6S3FXSHD4VNTGU.SMALL.jpg BotFIN Hello! I wanted to make a simple, cheap and minimalistic target board for picaxe. It has got M/F headers and only the necessary components. You can even make your own shields! Later, I will add circuit diagrams and other stuff! Video of more complicated blink: --------------------------------------...
By: BotFIN

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Wed, 27 Feb 2013 08:56:02 PST
Home automation project based on 1-wire devices http://www.instructables.com/id/Home-automation-project-based-on-1-wire-devices/ http://cdn.instructables.com/F4Q/LN1L/HD4VML90/F4QLN1LHD4VML90.SQUARE2.jpg http://cdn.instructables.com/F4Q/LN1L/HD4VML90/F4QLN1LHD4VML90.SQUARE.jpg http://cdn.instructables.com/F4Q/LN1L/HD4VML90/F4QLN1LHD4VML90.SMALL.jpg Zsolt.K Home automation project using the following components Arduino Mega 2560 http://arduino.cc/en/Main/arduinoBoardMega2560 Integrated circuits: Maxim DS18B20 http://datasheets.maximintegrated.com/en/ds/DS18B20.pdf Maxim DS2413 http://datasheets.maximintegrated.com/en/ds/DS2413.pdf Panasonic AQH3213 h...
By: Zsolt.K

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Mon, 18 Feb 2013 09:57:37 PST
FTDI cable http://www.instructables.com/id/FTDI-cable/ http://cdn.instructables.com/FUH/KDXK/HAQ3221B/FUHKDXKHAQ3221B.SQUARE2.jpg http://cdn.instructables.com/FUH/KDXK/HAQ3221B/FUHKDXKHAQ3221B.SQUARE.jpg http://cdn.instructables.com/FUH/KDXK/HAQ3221B/FUHKDXKHAQ3221B.SMALL.jpg Libahunt The FTDI chip only comes in very small SMD package (SSOP28) so a word of caution that etching a board for it at home is not easy. I had a chance to use nicely equipped school lab and made this on two sided photoresist copper board. I have never tried laser printer and iron method for transferring th...
By: Libahunt

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Sun, 20 Jan 2013 15:50:01 PST
Toy cash register hack to add real bar code scanner. http://www.instructables.com/id/Toy-Cash-Register-with-bar-code-reader/ http://cdn.instructables.com/FZI/YOLR/HBUZEJGC/FZIYOLRHBUZEJGC.SQUARE2.jpg http://cdn.instructables.com/FZI/YOLR/HBUZEJGC/FZIYOLRHBUZEJGC.SQUARE.jpg http://cdn.instructables.com/FZI/YOLR/HBUZEJGC/FZIYOLRHBUZEJGC.SMALL.jpg SuperiorDynamics My daughter was disappointed that the scanner in her toy cash register didn't really work.  I solved this by interfacing an old PS/2 CueCat bar code scanner to a PIC and output the data to a serial port in ASCII format.  The original cash register display is accessed by hacking the keypad through a ...
By: SuperiorDynamics

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Sat, 12 Jan 2013 14:07:25 PST
Quick Cheap and Easy Launchpad Prototype Shield. MSP430 http://www.instructables.com/id/Quick-Cheap-and-Easy-Launchpad-Prototype-Shield-M/ http://cdn.instructables.com/FRD/6245/HBNXUY87/FRD6245HBNXUY87.SQUARE2.jpg http://cdn.instructables.com/FRD/6245/HBNXUY87/FRD6245HBNXUY87.SQUARE.jpg http://cdn.instructables.com/FRD/6245/HBNXUY87/FRD6245HBNXUY87.SMALL.jpg newtonn2 After I found how easy is to program the MSP430 with Energia, I had to buy a few Launchpad to start using them in my projects. I try to see If I could buy a prototype shield for it, but did not find any. Here are a few pictures of the shield I make to start using this low price but excellent micro-c...
By: newtonn2

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Tue, 8 Jan 2013 13:06:54 PST
InterActive 4 Dumb Terminal http://www.instructables.com/id/InterActive-4-Dumb-Terminal/ http://cdn.instructables.com/FFJ/639S/HBFFJIPE/FFJ639SHBFFJIPE.SQUARE2.jpg http://cdn.instructables.com/FFJ/639S/HBFFJIPE/FFJ639SHBFFJIPE.SQUARE.jpg http://cdn.instructables.com/FFJ/639S/HBFFJIPE/FFJ639SHBFFJIPE.SMALL.jpg Geek07Boy Making a Dumb Terminal out of an old DMC 16117A 1x16 LCD display. First thing to do is to get a Serial Interface for the display. I am using a SparkFun.com SerLCD for this. The 16117A only has 14 connectors and that is fine. The 15 & 16 connections on the SerLCD are for the back light Leds. Just car...
By: Geek07Boy

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Sat, 5 Jan 2013 14:27:49 PST
InterActive 3 Serial E-Proms http://www.instructables.com/id/InterActive-3-Serial-E-Proms/ http://cdn.instructables.com/F86/P25Q/HBPBRQL5/F86P25QHBPBRQL5.SQUARE2.jpg http://cdn.instructables.com/F86/P25Q/HBPBRQL5/F86P25QHBPBRQL5.SQUARE.jpg http://cdn.instructables.com/F86/P25Q/HBPBRQL5/F86P25QHBPBRQL5.SMALL.jpg Geek07Boy I updated my program with full insert and delete. No networking or display. No plus formatting. Just a good E-Prom editor. Make sure you have strings before using insert or delete. It takes time to run insert and delete. I read and then write each string to its new place. My program does not check f...
By: Geek07Boy

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Tue, 18 Dec 2012 17:39:43 PST
make avrdude easier; less boring commands http://www.instructables.com/id/make-avrdude-easier-less-boring-commands/ http://cdn.instructables.com/FZN/A90S/H8RVDDVY/FZNA90SH8RVDDVY.SQUARE2.jpg http://cdn.instructables.com/FZN/A90S/H8RVDDVY/FZNA90SH8RVDDVY.SQUARE.jpg http://cdn.instructables.com/FZN/A90S/H8RVDDVY/FZNA90SH8RVDDVY.SMALL.jpg thelinuxnerd I created a simple shell script that takes all the boring commands out of programming your chips using avrdude and turns them into three simple, small phrases. To use this you must have avrdude already installed or on windows WinAVR. Feel free to modify my code as much as you want and if you make it...
By: thelinuxnerd

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Mon, 5 Nov 2012 20:24:48 PST
Arduino Stand- Alone PCB http://www.instructables.com/id/Arduino-Stand-Alone-PCB/ http://cdn.instructables.com/F77/LXPN/H8LVXF9T/F77LXPNH8LVXF9T.SQUARE2.jpg http://cdn.instructables.com/F77/LXPN/H8LVXF9T/F77LXPNH8LVXF9T.SQUARE.jpg http://cdn.instructables.com/F77/LXPN/H8LVXF9T/F77LXPNH8LVXF9T.SMALL.jpg Idloid Well, I want to make it very simple, I always work with arduino and the fact that you have tu use a full board on every proyect is not very economically efficient. So I decided to make a simple yet effective PCB to install the arduino and keep it working,  Keep in mind that the PCB is supposed to w...
By: Idloid

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Mon, 5 Nov 2012 17:46:02 PST
Color Sensor http://www.instructables.com/id/Color-Sensor/ http://cdn.instructables.com/FUQ/3R3D/H8RK933I/FUQ3R3DH8RK933I.SQUARE2.jpg http://cdn.instructables.com/FUQ/3R3D/H8RK933I/FUQ3R3DH8RK933I.SQUARE.jpg http://cdn.instructables.com/FUQ/3R3D/H8RK933I/FUQ3R3DH8RK933I.SMALL.jpg Husham Samir This is a simple color sensor using  Atmega16 MCU and can sense Red ,Green and Blue color. How it works: the sensor consist from LDR sensor and RGB LED ,so when the object putted on the sensor the light that emitting  from RGB LED will reflected from the object  to LDR sensor and read it by ADC of...
By: Husham Samir

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Mon, 29 Oct 2012 14:56:04 PDT
Servo car based on arduino http://www.instructables.com/id/Servo-car-based-on-arduino/ http://cdn.instructables.com/FRJ/JU99/H7HY7U57/FRJJU99H7HY7U57.SQUARE2.jpg http://cdn.instructables.com/FRJ/JU99/H7HY7U57/FRJJU99H7HY7U57.SQUARE.jpg http://cdn.instructables.com/FRJ/JU99/H7HY7U57/FRJJU99H7HY7U57.SMALL.jpg alibina My car has 2 servo motors and arduino UNO as a brain. Servo car can move right, left go ahead and go back.  code is simple. and servo can remots wirh cellphone(application for cellphone was writen in Android4.0)
By: alibina

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Wed, 26 Sep 2012 06:06:36 PDT
Resin Clock http://www.instructables.com/id/Resin-Clock/ http://cdn.instructables.com/FXR/BLSD/H7430BKS/FXRBLSDH7430BKS.SQUARE2.jpg http://cdn.instructables.com/FXR/BLSD/H7430BKS/FXRBLSDH7430BKS.SQUARE.jpg http://cdn.instructables.com/FXR/BLSD/H7430BKS/FXRBLSDH7430BKS.SMALL.jpg admoure This clock was made for test the resistant of a display immersed in polyester resin.  The real project will be an intervalometer for a reflex camera. The second image was the first try to immerse a display into polyester resin, because of the resin can reach high temperature while curing, a LCD is ...
By: admoure

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Sun, 23 Sep 2012 10:21:58 PDT
PI Nokia - an ARM prototyping board http://www.instructables.com/id/PI-Nokia-an-ARM-prototyping-board/ http://cdn.instructables.com/FI1/NYE9/H67NSJ9Y/FI1NYE9H67NSJ9Y.SQUARE2.jpg http://cdn.instructables.com/FI1/NYE9/H67NSJ9Y/FI1NYE9H67NSJ9Y.SQUARE.jpg http://cdn.instructables.com/FI1/NYE9/H67NSJ9Y/FI1NYE9H67NSJ9Y.SMALL.jpg danjovic I have recently acquired at Farnell an ARM microcontroller fom Cortex M0 family, manufactured by NXP (former Philips Semiconductor). Despite its low price, it has 8K of flash, 2K of RAM, 28 I/O pins, half a dozen PWM channels and the same amount of capture units, 8 x 10bit ADC, UART, SPI, I2C and ha...
By: danjovic

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Tue, 4 Sep 2012 22:57:03 PDT
5 Reasons Why You Are Not Able To Program A Microcontroller http://www.instructables.com/id/5-Reasons-Why-You-Are-Not-Able-To-Program-A-Microc/ http://cdn.instructables.com/FFH/9JZ9/H58P2LWA/FFH9JZ9H58P2LWA.SQUARE2.jpg http://cdn.instructables.com/FFH/9JZ9/H58P2LWA/FFH9JZ9H58P2LWA.SQUARE.jpg http://cdn.instructables.com/FFH/9JZ9/H58P2LWA/FFH9JZ9H58P2LWA.SMALL.jpg Bot1398 When starting with microcontrollers you are likely to face some problems in programming your microcontroller and there is nothing more frustrating than wasting hours to find the problem and still not be able to. I have worked with different types of microcontrollers like The Arduino , PCAXE , PIC mi...
By: Bot1398

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Tue, 31 Jul 2012 08:55:33 PDT
PIC/AVR programming adapter/chip holder. http://www.instructables.com/id/PICAVR-programming-adapterchip-holder/ http://cdn.instructables.com/FMA/R2G6/H4AFZJMX/FMAR2G6H4AFZJMX.SQUARE2.jpg http://cdn.instructables.com/FMA/R2G6/H4AFZJMX/FMAR2G6H4AFZJMX.SQUARE.jpg http://cdn.instructables.com/FMA/R2G6/H4AFZJMX/FMAR2G6H4AFZJMX.SMALL.jpg msurguy This is a homemade adapter I made for programming SOIC/QFN size microchips that I use in my micro airplanes (http://maxoffsky.com/tech-blog/rc-micro-spitfire-airplane-build-log/). I had trouble connecting the chips any other way so I made my own universal adapter. This could also be used to do In-...
By: msurguy

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Thu, 12 Jul 2012 08:45:44 PDT
Adapter for small size PIC/AVR chip programming http://www.instructables.com/id/Adapter-for-PICAVR-chip-programming/ http://cdn.instructables.com/FMA/R2G6/H4AFZJMX/FMAR2G6H4AFZJMX.SQUARE2.jpg http://cdn.instructables.com/FMA/R2G6/H4AFZJMX/FMAR2G6H4AFZJMX.SQUARE.jpg http://cdn.instructables.com/FMA/R2G6/H4AFZJMX/FMAR2G6H4AFZJMX.SMALL.jpg msurguy This is a homemade adapter I made for programming SOIC/QFN size microchips that I use in my micro airplanes (http://maxoffsky.com/tech-blog/rc-micro-spitfire-airplane-build-log/). I had trouble connecting the chips any other way so I made my own universal adapter.  This could also be used to do In...
By: msurguy

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Tue, 10 Jul 2012 10:30:10 PDT
Useful AVR Dragon Modifications http://www.instructables.com/id/Useful-AVR-Dragon-Modifications/ http://cdn.instructables.com/F0X/BZ2D/H4AGJ2ZN/F0XBZ2DH4AGJ2ZN.SQUARE2.jpg http://cdn.instructables.com/F0X/BZ2D/H4AGJ2ZN/F0XBZ2DH4AGJ2ZN.SQUARE.jpg http://cdn.instructables.com/F0X/BZ2D/H4AGJ2ZN/F0XBZ2DH4AGJ2ZN.SMALL.jpg frank26080115 I have a AVR Dragon. I didn't like a few aspects about it so I've decided to make some modifications to it. The AVR Dragon has three connectors: 5X2 pin JTAG 3X2 pin ISP 10X2 pin HVPROG But the problem is that if I want to use JTAG, I can't leave another cable on the ISP connector b...
By: frank26080115

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Sat, 7 Jul 2012 16:21:49 PDT
InterActive 2 http://www.instructables.com/id/InterActive-2/ http://cdn.instructables.com/FTE/SGUK/H3W5B1C7/FTESGUKH3W5B1C7.SQUARE2.jpg http://cdn.instructables.com/FTE/SGUK/H3W5B1C7/FTESGUKH3W5B1C7.SQUARE.jpg http://cdn.instructables.com/FTE/SGUK/H3W5B1C7/FTESGUKH3W5B1C7.SMALL.jpg Geek07Boy Interactive 2 This is an explanation of the code for the flow control I came up with it to get my Basic Stamp 2(BS2) talking to my Basic Stamp 1(BS1). I am showing the main loops only. For the code files look at letsmakerobots.com and here. Files or a zip file. In my code I use a lot of Bit flags. ...
By: Geek07Boy

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Tue, 26 Jun 2012 10:57:58 PDT
Attiny2313 random letter generator http://www.instructables.com/id/Attiny2313-random-letter-generator/ http://cdn.instructables.com/FE6/BHXQ/H3QFLR7Q/FE6BHXQH3QFLR7Q.SQUARE2.jpg http://cdn.instructables.com/FE6/BHXQ/H3QFLR7Q/FE6BHXQH3QFLR7Q.SQUARE.jpg http://cdn.instructables.com/FE6/BHXQ/H3QFLR7Q/FE6BHXQH3QFLR7Q.SMALL.jpg Anomalocaris This is a follow-up to my Instructable "Arduino random letter generator". Now I made a standalone version with a smaller Attiny2313 microcontroller for playing letter games with your kids such as "city-country-river" ("Stadt-Land-Fluss"). A letter is selected randomly and then everybody has to say o...
By: Anomalocaris

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Sun, 24 Jun 2012 08:35:58 PDT
InterActive 1 http://www.instructables.com/id/InterActive-1/ http://cdn.instructables.com/FSD/NXWR/H2WEYL8H/FSDNXWRH2WEYL8H.SQUARE2.jpg http://cdn.instructables.com/FSD/NXWR/H2WEYL8H/FSDNXWRH2WEYL8H.SQUARE.jpg http://cdn.instructables.com/FSD/NXWR/H2WEYL8H/FSDNXWRH2WEYL8H.SMALL.jpg Geek07Boy Life needs interaction to live. Machines need programs to interact with us. Programs need connectivity to grow more complicated. Serial communication is what machines use to grow. Serial communication is built into most processors. That is how you first program them and debug them. Serial connection...
By: Geek07Boy

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Sat, 16 Jun 2012 16:06:22 PDT