Official product documentation, developer guides, firmware references, cloud APIs, and community resources for ZECTRIX e-paper hardware.
Choose the correct device before you begin: NOTE4 is a ready-to-use black-and-white AI e-paper product. NOTE4 DevKit is the monochrome ESP32-S3 development platform. NOTE4C DevKit is the four-color development platform. Their display drivers and firmware images are not interchangeable.
Looking for products rather than documentation? Visit the ZECTRIX official website or compare all ZECTRIX products.
Set up and use the ready-to-use NOTE4 product with its official firmware and Zectrix Cloud services.
Build custom firmware and applications for the monochrome 4.2-inch 400 × 300 ESP32-S3 e-paper platform.
Work with the black, white, red, and yellow four-color e-paper development platform.
Connect devices, to-dos, display content, and other services through the Zectrix Cloud API.
Learn how to build and flash the open NOTE4 DevKit reference project, prepare 1bpp and 4bpp images, use full and partial refresh, and switch safely between black-and-white and grayscale display modes.
Read the ESP32-S3 e-paper guide
Community projects are maintained independently. Review each project's hardware scope, firmware target, and recovery instructions before installing it.