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products:atmega32u4breakout:index.html [2012/02/07 04:06]
thomas fixed a type in completely
products:atmega32u4breakout:index.html [2016/01/28 18:05]
127.0.0.1 external edit
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 There is a 3V pin from the microcontroller'​s internal regulator (USB signals are at 3V) you can use this for maybe 10mA or so, it might work as a reference voltage) There is a 3V pin from the microcontroller'​s internal regulator (USB signals are at 3V) you can use this for maybe 10mA or so, it might work as a reference voltage)
  
 +===== Pinout =====
  
 +Pins are labeled on the silkscreen, but for additional information,​ Johngineer has created [[http://​www.adafruit.com/​datasheets/​af_at32u4bb_pinout.pdf|a nice pinout diagram]] that is helpful for using this board.
 +
 +{{ :​products:​atmega32u4breakout:​8255357374_9f76b8de8a_o.png?​500 |}}
 ===== AVR109 Bootloader ===== ===== AVR109 Bootloader =====
  
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   * [[http://​www.fourwalledcubicle.com/​LUFA.php|The LUFA USB-stack website]]   * [[http://​www.fourwalledcubicle.com/​LUFA.php|The LUFA USB-stack website]]
   * [[http://​github.com/​adafruit/​lufa-lib|Our minor fork to the LUFA core]] - this is where our AVR109 bootloader lives (in Bootloaders/​CDC)   * [[http://​github.com/​adafruit/​lufa-lib|Our minor fork to the LUFA core]] - this is where our AVR109 bootloader lives (in Bootloaders/​CDC)
 +
 +====== Further reading ======
 +
 +  * Buy it through the "Buy it!" link at http://​www.ladyada.net/​products/​atmega32u4breakout/​ , which is mostly autogenerated from http://​ladyada.net/​wiki/​products/​atmega32u4breakout/​index.html .
 +  * Ladyada'​s ATMEGA32U4 Breakout board+ has better mounting holes and is more breadboard-friendly than Sparkfun'​s [[https://​www.sparkfun.com/​products/​11117 | ATMEGA32U4 Breakout]].
 +  * Ladyada'​s ATMEGA32U4 Breakout board+ is used in the [[tutorials:​make:​ledbelt:​index.html | Programmable LED belt]] and [[http://​learn.adafruit.com/​gps-dog-collar/​code | the GPS Dog Collar ]]
 +  * Linux users: [[http://​forums.adafruit.com/​viewtopic.php?​f=24&​t=23266 | How to get started with the Atmega32u4 Breakout Board+ on Linux]]
 +  * [[http://​forums.adafruit.com/​viewtopic.php?​f=19&​t=43801 | "​atmega32u4 BB driver install"​ ]]
 +  * [[http://​forums.adafruit.com/​viewtopic.php?​f=25&​t=43404 | "​Atmega32u4 Breakout Board with Arduino IDE"]]
 +  * [[http://​forums.adafruit.com/​viewtopic.php?​f=22&​t=42025 | "​Mounting Atmega32u4 Breakout Board, screw size question"​ ]]: like most Adafruit PCBs, the Atmega32u4 Breakout board+ has mounting holes for M2 screws. That's about a #1 or #2 in UNC/UNF terms.
 +  * [[http://​forums.adafruit.com/​viewtopic.php?​f=19&​t=24723 | "​Atmega32u4 Breakout Board Leonardo blink"​]]
 +  * [[http://​forums.adafruit.com/​viewtopic.php?​f=22&​t=28330 "​Atmega32u4 Breakout+ digital and analog I/O"]] has some details on the ICSP header that maybe we should copy to this wiki page.
 +  * [[http://​www.adafruit.com/​category/​92 | The Flora]], the Leonardo board, and the Esplora board, all use the same Atmega32U4 AVR microcontroller as this breakout.
 +  * [[http://​forums.adafruit.com/​viewtopic.php?​f=47&​t=40729 | "​ATMEGA32U4 pin mapping"​ ]] attempts to clear up some of the confusion between the text written on the Atmega32u4 Breakout board+ (the official Atmel Port+pin letter+number),​ the physical pin numbers of the package, and the "​Arduino pin numbers"​ (a third completely different way of referring to the same pin).
  
/home/ladyada/public_html/wiki/data/pages/products/atmega32u4breakout/index.html.txt · Last modified: 2016/02/09 22:46 by ladyada