Description
The Blaustahl USB dongle provides long-term storage for about 8000 characters of text. Simply plug the device into your computer and open any serial communications program that supports VT100 emulation (PuTTY, Tera Term, Minicom, screen, etc.) in order to access the built-in text editor.
See also: Stahl Storage Device
Currently available for reservation. Final appearance, specifications, pricing and features subject to change.
Features
- USB-CDC interface requires no additional drivers on most OSes
- Built-in text editor
- RP2040 MCU 32-bit MCU (Dual Cortex M0+, 264KB SRAM)
- 4MB (32Mbit) NOR Flash
- 8KB (64Kbit) Ferroelectric RAM
- Lifespan: 95 years @ +55C, over 200 years @ +35C
- Endurance: 10^12 read/write cycles @ +85C
- Blue LED
- Supports write protection via solder jumper
- Board dimensions: 30mm x 16mm
Use Cases
- Password storage
- Cryptocurrency private key storage
- Note/list storage
- Geocaching
- Time capsules
- FRAM development board
Usage (Linux)
$ screen /dev/ttyACM0
Editor Commands
CTRL-G Help CTRL-L Refresh screen CTRL-W Toggle write mode
Resources
- Schematics, firmware and 3D-printable case will be made available on GitHub