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Adafruit High Voltage UPDI Friend - USB Serial UPDI Programmer

₹1,679.00 (Inclusive of all taxes)
Out of Stock

The Adafruit High Voltage UPDI Friend is a compact USB serial programmer designed for modern ATtiny microcontrollers, including ATtiny816, ATtiny817, and ATtiny1616 series. Featuring both 3V and 5V power and logic levels via a USB-C connector, its 3V regulator can supply up to 500mA, making it versatile for various low-power embedded projects.

Features

  • Offers selectable 3V and 5V power and logic levels for broad ATtiny compatibility.
  • Integrated 3V regulator provides up to 500mA current, suitable for powering target MCUs.
  • Utilizes a CH340E USB serial converter for reliable, cross-platform programming.
  • Features a modern USB Type C connector for convenient data and power interface.
  • Comes with a JST SH cable and 0.1″ spaced breakout holes for flexible prototyping connections.

Out of stock

Description

The Adafruit High Voltage UPDI Friend serves as an essential USB serial UPDI programmer, specifically engineered to streamline the programming process for modern ATtiny microcontrollers. This compact board provides an efficient and reliable solution for developing with ATtiny816, ATtiny817, ATtiny1616, and other compatible ATtiny chips, offering high voltage programming capabilities where needed.

Designed for flexibility, the UPDI Friend supports both 3V and 5V power and logic levels, accommodating diverse project requirements. Its integrated 3V regulator can supply up to 500mA, ensuring stable power delivery to target devices. Communication is managed by a robust CH340E USB serial converter chip, guaranteeing seamless cross-platform connectivity and reliable data transfer. The inclusion of a 1K loop-back resistor further enhances communication stability, crucial for dependable ATtiny programming operations.

For user convenience, the board is equipped with a modern USB Type C connector for power and data. It also provides a JST SH cable for immediate breadboard integration and features 0.1″ spaced breakout holes, enabling custom connections and adaptability for unique project configurations. Visual feedback is provided by a green power OK LED and a red serial activity LED, allowing for quick status monitoring during development.

Key Features

  • Selectable 3V or 5V power and logic levels for broad compatibility with ATtiny devices.
  • Integrated 3V regulator capable of supplying up to 500mA to the target microcontroller.
  • Features a CH340E USB serial converter, ensuring reliable cross-platform driver support.
  • Includes a 1K loop-back resistor for enhanced serial communication stability during programming.
  • Equipped with a modern USB Type C connector for universal power and data connectivity.
  • Supplied with a JST SH cable for immediate, solderless connection to breadboards.
  • Offers 0.1" (2.54mm) spaced breakout holes for custom wiring and prototyping flexibility.
  • Visual status indicators include a green power OK LED and a red serial activity LED.

Applications

  • Programming and debugging modern ATtiny microcontrollers via UPDI interface.
  • Development for ATtiny816, ATtiny817, ATtiny1616, and other compatible ATtiny chips.
  • Prototyping and testing in small-scale embedded systems requiring 3V/5V logic.
  • Integration into educational setups for learning microcontroller programming.

Technical Specifications

Supported Logic Levels3V, 5V
Power Supply Output3V @ 500mA (regulated)
USB Connector TypeUSB Type C
USB Serial ConverterCH340E
Dimensions (Approx.)Compact design

Frequently Asked Questions

What microcontrollers are compatible with the Adafruit UPDI Friend?

The Adafruit UPDI Friend is specifically designed for modern ATtiny microcontrollers that utilize the UPDI (Unified Program and Debug Interface) protocol. This includes popular chips like the ATtiny816, ATtiny817, ATtiny1616, and other similar ATtiny series MCUs, making it a focused programming tool.

How does the Adafruit UPDI Friend handle power and logic levels?

This programmer is highly flexible, supporting both 3V and 5V power and logic levels, selectable via onboard jumpers or configuration. Its integrated 3V regulator can supply up to 500mA, providing sufficient power for various target ATtiny microcontrollers and small-scale embedded projects directly from the USB connection.

What software tools are used to program ATtiny chips with this device?

The Adafruit UPDI Friend uses a standard USB serial interface via its CH340E chip, making it compatible with various programming environments. Users typically utilize command-line tools like `avrdude` (with appropriate `pyupdi` or similar extensions) or integrated development environments (IDEs) like Arduino IDE with the appropriate ATtiny core and UPDI programmer setup.

What type of USB connection does the UPDI Friend use?

The Adafruit High Voltage UPDI Friend features a modern USB Type C connector for its data and power interface. This ensures broad compatibility with current computers and power sources, offering a convenient and reversible connection for developers and makers, simplifying setup and usage.

Are high-voltage programming features supported by this device?

Yes, the "High Voltage" in its name signifies the programmer's capability to apply higher voltages when necessary, specifically for scenarios like recovering bricked ATtiny microcontrollers or setting fuses that require an HVSP (High Voltage Serial Programming) or similar high-voltage UPDI mode, ensuring robust recovery options.

Package Includes

  • 1 x Adafruit High Voltage UPDI Friend - USB Serial UPDI Programmer

Additional Information

Weight 0.01 kg
Dimensions 5 × 5 × 2 cm