Mouse Whisperer

A tiny USB device that emulates mouse movements to prevent your computer from locking or going to sleep. Simply plug it in and it draws subtle circles with the cursor, keeping your system active while you step away.

Based on the ATtiny85 microcontroller with touch-sensitive on/off control and RGB LED status indicator. Comes preloaded with firmware – just plug in and go. Fully programmable if you want to customise its behaviour.

Key Features

• USB Mouse Emulation – Acts as a physical mouse, no drivers needed
• Touch On/Off Control – Touch the edge to toggle on and off
• RGB Status LED – WS2812E LED shows current state
• Preloaded Firmware – Works out of the box
• Programmable – Customise via Arduino or PlatformIO
• Compact Design – Sandwich PCB protects electronics

Specifications

• MCU: ATtiny85
• Memory: 8KB Flash, 512B EEPROM, 512B SRAM
• LED: WS2812E addressable RGB
• Touch Sensor: TTP223
• Bootloader: Micronucleus
• Connection: USB Type-A

How to Use

1. Insert into any USB port
2. Device starts drawing circles automatically
3. Touch the edge to turn off
4. Touch again to turn back on

Ideal For

• Preventing screen lock timeouts
• Keeping instant messaging status active
• Avoiding sleep mode during long tasks

Package Contents

• 1× Mouse Whisperer

Resources

• Source Code (GitHub)
• Documentation