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Archive for the ‘library’ Category

A DS18B20 1-wire digital thermometer AVR ATmega library

Tuesday, September 16th, 2014

Davide Gironi writes: DS18B20 is a programmable resolution 1-wire digital thermometer. It has an operating temperature range of -55°C to +125°C and is accurate to ±0.5°C over the range of -10°C to +85°C. This library is an AVR implementation to retrive temperature from DS18B20. Built using the reference document: "Using...

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Posted in library | 1 Comment »

Node-RED hacking – audio library front-end

Wednesday, August 20th, 2014

Paul over at Dorkbotpdx writes: When I started the Audio library, a nice GUI (like Puredata or Max/MSP) seemed an impossibly distant dream. Then, in this forum thread, I learned of the open source Node-RED project. Over the last few days I've been coming up to speed on modern Javascript tools...

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Posted in hacks, library | No Comments »

Aperture scripting: Panelize and manipulate Gerber files

Thursday, August 14th, 2014

  Doub has announced the release of the Aperture scripting, a set of Lua libraries to manipulate PCB data files. He writes: At the core of my Gerber Viewer (that you've made quite popular, thank you all), there's always been a set of Lua libraries to load the Gerber and...

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Posted in library, PCBs | 1 Comment »

Lsquaredc, a library for I2C communications for Linux devices

Monday, May 26th, 2014

A library for I2C communications for Linux devices - the Lsquaredc by Jan Rychter, that is available at Github: Lsquaredc is a tiny Linux library that allows you to access I2C (IIC, I²C, or I squared C) from userspace without causing excessive pain and suffering. The library uses the Bus Pirate convention for...

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An Arduino library for MCP3903 A/D converter

Monday, May 12th, 2014

Kerry Wong writes: MCP3903 is a six channel Delta-Sigma A/D converter. It features six synchronous sampling differential channels which can be programmed to sample between 16 bit and 24 bit accuracy, the gain for each channel can also be programmatically set from 1 up to 32. It also has an...

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Posted in Arduino, library | No Comments »

SD card logger library with log rotation that fits on ATmega8

Wednesday, April 9th, 2014

Davide Gironi writes: This library implements an SD card Data Logger that runs on ATmega. It has a small footprint, so it can be loaded on an ATmega8, leaving space for user code. It supports SD and microSD cards formatted with FAT16. It also features log rotation. The "Petit FAT...

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Arduino libraries uploaded to GitHub

Wednesday, February 12th, 2014

Kerry Wong writes: Over the years I have created quite a few libraries for Arduino. I finally uploaded them to GitHub a couple of days ago so that they are now all at one place and are easier to find. Here’s a list of the corresponding posts: MCP2210 Library —...

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Posted in Arduino, library | No Comments »

SSD1306 and Python with the BeagleBone Black

Wednesday, February 5th, 2014

Ethan Zonca of Protofusion writes: The SSD1306 is an OLED display made with SPI and I2C interfaces. With a simple Python library I adapted (a modified version of py-gaugette), it is easy to render text, images (from bitmaps of pretty much any format), progress bars, etc. This guide is a...

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Posted in library, OLED | 1 Comment »

NRF24L+ library for XC16

Tuesday, February 4th, 2014

Arhi writes: I ported some NRF24l+ library long time ago but was having lot of problems with it trough time, it was not easy to use and had some conceptual problems that could only be solved by a complete rewrite so I looked around and found a very well written...

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Posted in Arduino, library | No Comments »

I2C using USI on the MSP430

Thursday, January 30th, 2014

Jan Rychter released a tiny library that implements an I2C master on MSP430 devices that only have the USI module on GitHub: I've released a tiny library that implements I2C master functionality for MSP430 chips that have the USI module (MSP430G2412 or MSP430G2452 are ones that I use often). The...

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Posted in library, MSP430 | No Comments »

CO2 meter using NDIR infrared MH-Z14 sensor library for AVR ATmega

Thursday, January 16th, 2014

Davide Gironi writes: MH-Z14 NDIR Infrared gas module is a common type, small size sensor, using non-dispersive infrared (NDIR) principle to detect the existence of CO2 in the air, with good selectivity, non-oxygen dependant and long life. MH-Z14 has a PWM output, with a sensitivity range of 0ppm to 2000ppm...

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Posted in AVR, library | 5 Comments »

A DS1307 library for AVR Atmega

Wednesday, December 18th, 2013

Davide Gironi has posted a DS1307 library for AVR Atmega: The DS1307 serial real-time clock (RTC) is a low-power, full binary-coded decimal (BCD) clock/calendar. This library set and get year, month, day, hour, minute and second from this RTC. Setup parameters are stored in file ds1307.h This library was developed on...

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Posted in AVR, library | 2 Comments »

STM32F4xx libraries

Thursday, November 28th, 2013

mux writes: I wrote a tutorial before on how to setup a toolchain and build the STM32F4xx standard peripheral drivers into one convenient library, since then, a few people have asked me about the library, so to make life easier, I downloaded the latest StdPeriph/CMSIS, in addition to a few...

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Posted in library | 2 Comments »

Driving a DC motor using software PWM with AVR ATmega

Monday, November 25th, 2013

Davide Gironi writes: This library is an update of the software PWM driver you can find here. This update implements also progressive start / stop features. So, with this one, you can drive up to 4 motors independently controlling: speed, direction, slow start / stop

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Posted in AVR, library | No Comments »

First release of the Papilio schematic library – draw a custom processor

Friday, November 1st, 2013

Drone informs us of Gadget Factory's first release of the Papilio schematic library: Hello everyone, we have some exciting news today, the first release of the Papilio Schematic Library is ready to go! Ever find that you need just one more serial port, or SPI master, or PWM? Wouldn’t it...

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Posted in library, releases | 3 Comments »

Encoder library testing

Thursday, September 26th, 2013

[embed]http://www.youtube.com/watch?v=2puhIong-cs[/embed] Paul over at Dorkbotpdx writes: In a recent forum conversation, it was suggested my Encoder library has only been tested with rotary knobs and "lab" signals, not a high-res encoder turned by a motor, implying it might not work "in the real world".  So I build this little test...

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Posted in library | No Comments »

Energia Library : Interfacing to a Mifare RC522 RFID

Tuesday, July 30th, 2013

Eelcor over at the 430h forum shared his Energia library for the Milfare RC522 RFID card: I wanted to share my results with the MF RC522 RFID reader. I found an article from Grant Gibson where he used a cheap reader from eBay to read Mifare cards. The command set...

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Posted in Interface, library | 5 Comments »

Portable library for cheapie nrf24L01+ wireless module

Wednesday, May 1st, 2013

Kehribar released a C-based portable nrf24L01+ library on GitHub: I tried to make this library as portable as possible therefore, in order to use this library, you only need to define couple of GPIO functions in your project and that's it! Moreover, this library supports auto-retransmission and auto-ack features of...

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Posted in library | 6 Comments »

DEFCON 20: tools for GPS hacking

Saturday, December 1st, 2012

At DEFCON 20, Fergus Noble and Colin Beighley discussed the basics of GPS operation and how hackers can access and use its data. They have developed and released a new set of tools which they hope will make GPS accessible to hackers and experimenters. These resources include a library, libswiftnav,...

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Posted in library, RF, Videos | 3 Comments »

Lean, efficient I2C LCD Arduino library

Saturday, October 20th, 2012

Sam from lincomatic has released his new I2C LCD Arduino library. Known as LiquidTWI2, its a lean, high speed I2C LCD Library representing an extension of the work done by FalconFour on his LiquidTWI library, with the addition of support for Arduino 1.0+ and for Adafruit RGB LED Shield (MCP23017-based)....

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Posted in Arduino, LCD, library | 2 Comments »

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