TouchEye - A Compact, Open-Source Dual OLED Display with ESP32-S3 & RP2040 Variants

Recently, TouchEye was launched on Kickstarter by Vandana Singh, bringing an innovative dual-round OLED display module to the open-source hardware community. Available in ESP32-S3 and RP2040 versions, TouchEye is designed for developers, makers, and interactive projects that require a compact, touchscreen-enabled display.

TouchEye stands out due to its dual circular OLED screens, allowing for versatile applications such as robotics, IoT dashboards, and wearables. The ESP32-S3 variant brings Wi-Fi and Bluetooth connectivity, while the RP2040 version ensures a low-power, high-performance experience for embedded applications.

TouchEye Specifications:

ESP32-S3 Powered Dual Round Eye (Wireless Connectivity)

• Microcontroller: ESP32-S3 WROOM-1 (Dual-core Xtensa LX7 @ 240 MHz)
• Wireless Connectivity: WiFi 802.11 b/g/n & Bluetooth Low Energy (LE)
• Display: Dual 1.28” round touch displays (IPS LCD)
• Resolution: 240 x 240 pixels per display
• Storage: MicroSD card slot for data logging and storage
• User Input:
• Two programmable buttons for user interaction
• Boot and reset buttons for programming
• Power & Charging:
• USB Type-C interface for programming and power
• Battery connector with charging management
• GPIO Expansion: Breakout for additional peripheral interfacing
• Additional Features: Power status LED
• Operating Voltage: 3.3V

RP2040 Powered Dual Round Eye (Performance & Simplicity)

• Microcontroller: RP2040 (Dual-core ARM Cortex-M0+ @ 133 MHz)
• Display: Dual 1.28” round touch displays (IPS LCD)
• Resolution: 240 x 240 pixels per display
• Storage: MicroSD card slot for data logging and storage
• User Input:
• Two programmable buttons for user interaction
• Boot and reset buttons for programming
• Power & Charging:
• USB Type-C interface for programming and power
• Battery connector with charging management
• GPIO Expansion: Breakout for additional peripheral interfacing
• Additional Features: Power status LED
• Operating Voltage: 3.3V

TouchEye is available in both ESP32-S3 and RP2040 versions on Kickstarter, with early bird pricing starting at £49. Combo packs, developer packs, and bulk orders are also available for enthusiasts and professionals looking to scale their projects.

Whether you're looking for an interactive display for your DIY projects or an embedded display solution, TouchEye offers a powerful and flexible platform. With open-source firmware and hardware, it's a great addition to any maker’s toolkit!

Would you integrate TouchEye into your next project? Let us know in the comments!