Skip to content

Adafruit UPDI Friend USB Serial UPDI Programmer

Marsoni M251S
Sale price$12.00
Pay 4 payments of $3.00 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Adafruit UPDI Friend USB Serial UPDI ProgrammerThe Adafruit UPDI Friend is a compact USB serial programmer designed for programming modern ATtiny chips with ease. It supports both 3V and 5V power and logic levels, making it versatile for different project needs. This programmer features a CH340E USB Serial converter chip with cross platform drivers, a 1K loop back resistor between RX and TX lines, and a USB Type C connector for data and power. It includes a JST SH cable for quick breadboard
Easy Shipping

Quick Dispatch:

Your Adafruit UPDI Friend USB Serial UPDI Programmer orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Adafruit UPDI Friend USB Serial UPDI Programmer ships.

Need Help?
Questions about Adafruit UPDI Friend USB Serial UPDI Programmer, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Adafruit UPDI Friend USB Serial UPDI Programmer in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 92 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
Susan Barnes
Lowell, US
★★★★★ 1
Blow up beds are better
Color: Grey, Size: Queen
Blow up beds are better. These are barely thicker than a sleeping bag.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 9, 2025
R
Verified Purchase
Richard Holman
Louisville, US
★★★★★ 5
Comfortable
Color: Grey, Size: Single
Wife uses it every day and loves it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 17, 2026
J
Verified Purchase
Jenniffer
Louisville, US
★★★★★ 5
Cómodo
Color: Grey, Size: Single
Versatil y cómodo, me gusta que trae su bolsa para guardar.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026
A
Verified Purchase
Anthony Komon
Louisville, US
★★★★★ 5
Like a new bed.
Color: White, Size: Queen
Surprising how small the box it was delivered in. As the packaging is removed, the topper grows to full size. Easy to install. Very comfortable to sleep in. Getting into and out of a bed that is four inches taller takes some getting used to.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
C
Verified Purchase
Collin M. Johnson
Birmingham, US
★★★★★ 5
Great Topper
Color: White, Size: Twin XL
It was exactly what was needed.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026

recommand products