⚡ M5Stack PaperDIY: ESP32-S3 e-Paper Kits

M5Stack has released the PaperDIY series, an updated version of its 2020 M5Paper ESP32 development kit. The new kits feature an ESP32-S3 MCU and a 4.7-inch e-paper display with 16 levels of gray. This release targets developers seeking low-power display solutions with modern wireless connectivity.

Two versions are available: the PaperDIY Complete Kit, which ships factory-assembled in a 3D-printed enclosure, and the PaperDIY Assembly Kit, designed for integration into custom projects. Both boards include a microSD card slot for extended storage, a built-in 140mAh battery, and a custom M5PM1 low-power management chip.

The core module uses the Espressif Systems ESP32-S3-WROOM-1-N16R8 SoC. It features a dual-core LX7 processor running at up to 240MHz, 512KB SRAM, and 8MB Octal PSRAM. Wireless connectivity includes WiFi 4 802.11b/g/n and Bluetooth 5.0 LE. Storage options comprise 16MB flash with a PCB antenna and the aforementioned microSD slot.

The display is a 4.7-inch ED047TC1 e-paper panel with a resolution of 960 × 540 pixels. It supports 16-level grayscale and uses an 8-bit parallel interface for direct display control. This configuration allows for efficient rendering of static content while maintaining low power consumption during idle states.