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Adafruit Trinket 3V/5V (ATtiny85)
AdafruitATtiny85
A small microcontroller board with 5 GPIO pins, an onboard regulator, and USB bootloader capabilities.
In stock
Specifications
7- Operating Voltage
- 3.3V or 5V regulated from input up to 16V DC
- Logic Level
- 3.3V or 5V
- Flash
- 8K bytes
- Ram
- 512 bytes bytes
- Gpio Count
- 5
- Dimensions
- Not explicitly stated, but has mounting holes for 2mm screws or zip ties
- Connectivity
- USB bootloader with LED indicator
Pinout
8| Pin | Name | Functions | Notes |
|---|---|---|---|
| BAT+ | Battery Input | POWER | 3.3V or 5V output regulated from input up to 16V |
| USB+ | USB Output | POWER | 5V power when connected via USB, 500mA+ current available |
| GND | Ground | GND | Common ground for logic and power |
| GPIO #0 | Digital Pin 0 | GPIO | PWM, I2C data, SPI data input |
| GPIO #1 | Digital Pin 1 | GPIO | PWM, SPI data output, LED connected via series resistor |
| GPIO #2 | Digital Pin 2 | GPIO | Analog input A1, I2C clock, SPI clock |
| GPIO #3 | Digital Pin 3 | GPIO | Analog input A3, USB programming |
| GPIO #4 | Digital Pin 4 | GPIO | PWM analog output, Analog input A2, USB programming |
Interactive pinout
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ATtiny85
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