adafruit learning system Trinket User Manual

Introducing Trinket
Created by lady ada
Last updated on 2014-07-03 03:30:16 PM EDT

adafruit learning system Trinket Specifications

General

Microcontroller	ATtiny85
Operating Voltage	5V
Clock Speed	8 MHz
SRAM	512B
Digital I/O Pins	5
EEPROM	512B
Width	15mm

Summary

Powering the Trinket

Trinket GPIO Pins

General Purpose GPIO Pins

USB-Interfacing GPIO Pins

Reset and Regulator Output

Starting the Bootloader

Understanding the Bootloader

Entering Bootloader Mode

Step-by-step instructions on entering bootloader mode.

Setting Up Arduino IDE

Fast Setup Method

Quick method to download and install a pre-configured Arduino IDE.

Slow Setup Method: Install Arduino IDE

Initial step of installing the Arduino IDE software for manual setup.

Arduino IDE Configuration Steps

Add ATtiny85 Support (Step 1)

Guides on adding ATtiny85 board support to the Arduino IDE.

Update avrdude.conf (Step 2)

Instructions for updating the avrdude.conf file for better compatibility.

Update 'Id' Linker (Step 3)

Programming with Arduino IDE

Digital I/O Functions

Explains using pinMode, digitalWrite, and digitalRead for digital I/O.

Analog Input Reading

Details how to read analog voltage inputs using analogRead.

Analog Output (PWM)

Describes using analogWrite for PWM outputs to control LEDs.

Programming with AVRdude

AVRdude Short Way Configuration

Quick method to update avrdude.conf for AVRdude programming.

AVRdude Long Way Configuration

Manual method to edit and update the avrdude.conf file.

Uploading Code with AVRdude

AVRdude Blink Example

Repairing the Bootloader