e-ink News - CNX Software - Embedded Systems News

April 9, 2025April 9, 2025 by Jean-Luc Aufranc (CNXSoft) - 4 Comments

Samsung 32″ EMDX color e-paper display runs Tizen 8.0, offers 2560×1440 resolution, up to 200 days of battery life

Samsung 32" EM32DX color E-paper Display

Samsung has unveiled a 32-inch color e-paper display with WQHD (2,560 x 1,440) resolution and a built-in 4,600mAh battery that can last up to 200 days on a charge if the display is updated once a day. The Samsung 32″ EMDX color e-paper display is mainly designed for digital signage applications in shops, restaurants, public transportation, and public spaces. Like other e-paper displays, it does not consume any power if the image is unchanged. I was initially surprised at the bright colors of the EMDX display from the photos shared by Samsung, but after a closer look, I’m not convinced those are photos of the actual display. Samsung 32″ EMDX color e-paper display specifications: 32-inch E-Ink Spectra 6 Color ePaper with 2,544 x 1,400 resolution, up to 54,600 colors with dithering, 178° H/V viewing angle Storage – 8 GB eMMC flash Wireless – WiFi 5 and Bluetooth 5.0 Ethernet – […]

April 3, 2025 by Debashis Das - 2 Comments

Batteryless 7.5-inch NFC-powered e-paper display V2 gets new NFC chip and “fast flashing method”

7.5inch NFC Powered e Paper V2 side view

Back in 2020, we wrote about Waveshare’s Batteryless NFC e-paper display, which can work without a battery and draws power and data from an NFC-enabled smartphone or the company’s ST25R3911B NFC board. Waveshare has now released a V2 version of this display with a new and improved NFC chip, a “fast flashing method”, and enhanced contrast. The new batteryless, 7.5-inch NFC-powered e-paper display features an 800×480 resolution and updates via an NFC-enabled smartphone or reader. It offers a 170° viewing angle and comes in a durable ABS plastic shell. The ST25R3911B NFC board allows updates via USB, SD card, or serial port, with an optional password lock. However, precise NFC positioning is required for updates. These features make it ideal for shelf labels, equipment tags, and other applications. Waveshare 7.5-inch NFC e-paper display V2 specifications: 7.5-inch e-paper display 800×480 resolution Display color black and white 170° viewing angle Refresh Time […]

January 24, 2025January 24, 2025 by Debashis Das - 1 Comment

Waveshare ESL color e-paper displays support Bluetooth & NFC, offer 5-year battery life, cloud management

Waveshare recently launched a series of dot matrix ESL color e-paper displays with Bluetooth and NFC connectivity designed for various IoT, retail, industrial, and similar applications. These Electronic Shelf Label (ESL) displays can be updated through a wireless base station that enables device management using Waveshare’s cloud platform. The displays come with a 1,200mAh coin cell battery which according to Waveshare can last approximately 5 years and support four colors: red, yellow, black, and white. With a wide 178° viewing angle and housed in a durable ABS plastic case, they are ideal for applications such as price tags, shelf labels, asset tracking, and conference name tags. Waveshare ESL color e-paper displays specifications Display technology – E-Paper (Electrophoretic) Display colors – Red, Yellow, Black, White Display sizes – 2.13″, 2.66″, 2.9″, 3.5″ (Dot Matrix) Resolution / Pixel density / Display area 2.13″ – 250 × 122 pixels / 130 DPI / 48.55 × […]

December 26, 2024December 26, 2024 by Sayantan Nandy - 8 Comments

Inky Frame 7.3″ is a 7-color ePaper display powered by a Raspberry Pi Pico 2 W

The Inky Frame 7.3″ is a Pico 2 W ePaper display featuring a 7.3-inch E Ink screen with 800 x 480 resolution and 7-color support. Other features include five LED-equipped buttons, two Qwiic/STEMMA QT connectors, a microSD card slot, and a battery connector with power-saving functionality. This Pico 2 W ePaper display is ideal for low-power applications such as home automation dashboards, sensor data visualization, and static image displays. E Ink technology ensures energy efficiency by consuming power only during screen refreshes while retaining images when unpowered. Flexible mounting options and included metal legs make it suitable for various setups. Previously, we covered the Waveshare 4-inch Spectra, a six-color ePaper display, along with other modules like the Inkycal v3, Inkplate 4, EnkPi, Inkplate 2, and more. Check them out if you’re interested in exploring these products. The Inky Frame 7.3″ specifications: Wireless module – Raspberry Pi Pico 2 W SoC […]

September 22, 2024September 23, 2024 by Debashis Das - 4 Comments

Waveshare 4-inch E-ink Spectra 6 full-color e-paper display is designed for the Raspberry Pi

Waveshare 4 inch, spectra 6 color e paper display

Waveshare recently launched the 4-inch e-Paper HAT+(E), a E-Ink Spectra 6 full-color e-paper module designed to work with the Raspberry Pi using the HAT+ standard. This 600×400 pixel display includes E-Ink Spectra 6 technology and doesn’t have a backlight. The Spectra 6 allows for high contrast and color saturation whereas no backlight means the display consumes very low power. The device communicates using SPI and is compatible with various controller boards like Raspberry Pi and Arduino. These features make this device useful for places like supermarkets, unmanned stores, shelf levels, hospital wards, and more. Waveshare has launched various e-paper displays in the past including the EINK-DISP-103 E-paper HDMI Display, the 4.2″ and 7.5″ Waveshare NFC-powered e-Paper display, and most interestingly the 7-Color e-Paper Display. Feel free to check those out if you are looking for high-quality displays. Waveshare 4-inch spectra 6 color e-paper display specification Display – E-Ink Spectra 6 […]

December 13, 2023December 13, 2023 by Debashis Das - 9 Comments

Inkycal v3 is a Raspberry Pi-Powered ePaper Dashboard for Your Desk

Inkycal v3 is an eco-friendly, customizable e-paper dashboard built with Python 3 and powered by Raspberry Pi Zero W for organizing and displaying information.

Inkycal v3 is an eco-friendly, customizable E-paper dashboard built with Python 3 and powered by a Raspberry Pi Zero W SBC for organizing and displaying information. Previously, we have covered many E-paper display modules like Inkplate 4, EnkPi, Inkplate 2, and other E-paper display modules. But what makes Inkycal v3 different is its open-source software, a 7.5″ E-paper display with a black frame, and its modular approach to home screen settings. Features of Inkycal v3 E-paper Display: Integrated System – Raspberry Pi Zero W with E-Paper display and custom driver board. Design – Slim 13x18cm frame, black with a black-and-white bezel, and concealed components. Software – Inkycal OS, Python 3-based, supports new SPI displays including 12.48″ models. Modularity – Offers calendar, image, slideshow, RSS feeds, stock tickers, weather, and Todoist modules. User-Friendly – Configurable via a web app, no coding needed. Community Support – Active Discord channel for assistance and […]

October 4, 2023October 3, 2023 by Jean-Luc Aufranc (CNXSoft) - 1 Comment

Inkplate 4 TEMPERA ePaper display supports ESPHome, Arduino, and MicroPython (Crowdfunding)

Years after years, Soldered Electronics keeps on churning out new ESP32-powered ePaper displays and the latest model is the Inkplate 4 TEMPERA with a recycled 3.8-inch e-paper touchscreen with 600×600 resolution and plenty of sensors and features for a device of that size. The InkPlate 4 TEMPERA comes with a frontlight, a gyroscope, an accelerometer, temperature, humidity, air quality, and gesture sensors, Wi-Fi and Bluetooth connectivity, a built-in battery, and a low-power operating mode. Inkplate 4 TEMPERA specifications: Wireless module – ESP32-WROVER-E with ESP32 dual-core microcontroller with Wi-Fi 4 & Bluetooth 4.0 connectivity Memory – 8MB PSRAM Storage – 4MB flash PCB antenna Storage – MicroSD card slot Display (ED038TH2) 3.8-inch 3-bit grayscale (black, white, and six shades of gray) ePaper display with 600 x 600 pixels resolution Refresh rate 0.18s partial refresh rate in 1-bit (B&W) mode 0.86s full refresh mode in either 1-bit or 3-bit modes Multi-point touchscreen […]

September 28, 2023September 28, 2023 by Jean-Luc Aufranc (CNXSoft) - No Comments

BIGME B251 – An All-in-One color E-Ink computer and standalone monitor (crowdfunding)

The BIGME B251 is a 25.3-inch color E-Ink monitor that is also sold as an All-in-One (AIO) PC with a 12th generation Core-i5 processor, 16GB RAM, and a 1TB SSD. The B251 is based on the same E-ink Kaleido 3 color display with 3200×1800 resolution as the DASUNG E-Ink color monitor, but BIGME included some extra features such as a cold/warm dual front light and voice control. It’s also the first time I’ve seen an AIO PC with an E-Ink display. BIGME B251 key features and specifications: All-in-one model SoC – Unnamed 12th Generation Intel Core-i5 Alder Lake processor System Memory – 16 GB RAM Storage – 1TB SSD OS – Windows 11 Display – 23.5-inch color E-ink Kaleido 3 color screen with 3200 x 1800 resolution, xRapid-refresh Tech, adjustable image quality, warm and cold dual front light, support for landscape and portrait mode orientation, Video Input – HDMI, mini […]