Setting up the Arduino ATTiny
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This document provides a step-by-step guide on setting up the ATtiny85 microcontroller in Arduino using the TinyAVR programmer. It covers the necessary steps to add board files, configure settings, and program the ATtiny85 chip correctly. Users are advised to pay special attention to the orientation of the chip to avoid damage when connecting it.
Setting up the Arduino ATTiny
- 1. SparkFun Electronics learn.sparkfun.com 1 Setting up the ATTiny85 in Arduino using the TinyAVR Programmer If this isyourfirsttime programminganATTiny85 usingthe TinyAVR Stick,we'll needtodoa little setup inArduino.Whatwe needto dois add new boardsfilesforthe ATTiny85and thenconfigure Arduinoto program thischip.Let'sget started. 1. Go to http://www.sparkfun.com/attinyBoards Thiswill re-directyoutoa JSON configurationfile. 2. Clickon the full URL inthe Addressbar.Click CTRL-Ato highlightall of itand CTRL-C to copyit. Thisis a Boards Manager URL thatwe are goingto insertintoArduinotoadd the necessary ATTinyBoard Files. 3. OpenupArduinoandClickon FilePreferencestoopenupthe Preferences Window.
- 2. SparkFun Electronics learn.sparkfun.com 2 4. Now,clickon the textbox that says Additional Boards Manager URLs, andpaste (CTRL-V) the URL that youcopiedabove. If the textbox isnotblank,adda comma at the endand appendthis URL to the end. 5. Whenyou're done,youshouldhave somethinglike this.ClickOK. 6. Nowto add the newboardfiles inthe BoardsManager. Go to ToolsBoardBoards Manager
- 3. SparkFun Electronics learn.sparkfun.com 3 7. WhenBoards Manager finishes loading, type attinyinthe searchbar. Clickthe selection once on the attiny Boards file thatcomesup,and finally ClickonInstall.Whenit'sdone,click Close. 8. Now,youshouldsee anewboards optionforATTiny.Click ToolsBoardsATTiny.It'snearthe bottomof the list.
- 4. SparkFun Electronics learn.sparkfun.com 4 9. Withthe ATTiny,there are several variationsof thisboard,sowe needtoselectthe type.Click ToolsProcessorATTiny85. 10. Finally,we needtoconfigurethe programmer.Toprogramthe ATTiny, we will be usingthe USBTinyISPto program the chip.Selectthisunder ToolsProgrammerUSBTinyISP 11. Congratulations! That'sit.You're now readyto program yourchip.Plugin the chip intoyour TinyAVRProgrammer.Payspecial attentiontothe orientation of the chip.If youplugit in backwards,the chipwill getveryhot.Checkthat the notch / dotare pointinginthe same direction. 12. Now, write some linesof code, ortrythe BlinkExample underFileExamples01.BasicsBlink.Change all of the pin13s to 0s. Nowjustclick Upload!