u/fullgrid

Linear passive matrix multilayer ChLCD refresh side by side with flickering active martrix multiparticle E Ink Spectra refresh (these days there are less annoying Spectra refresh options, like Ripple, specific panels with specific driver support those, still not as smooth).

ChLCD from ePaint

ePaint footage from Retail Technology Show London 2026

ChLCD from ePaint/Sannova.

>Qualcomm QCC74x is a tri-radio chipset integrating 1x1 Wi-Fi 6, Bluetooth 5.4, and IEEE 802.15.4 (Thread and Zigbee-ready) powered by a 32-bit RISC-V MCU up to 325 MHz and stacked memory (pSRAM and NOR flash).

Also covered by https://www.cnx-software.com/2026/05/18/13-qualcomm-qcc74xm-evk-offers-wi-fi-6-bluetooth-5-4-and-802-15-4-connectivity-bouffalo-lab-bl618-inside/

>M5Stack PaperColor, or M5Paper Color, is an ESP32-S3 development kit with a 4-inch E Ink Spectra 6 full-color display with a resolution of 600×400, designed to offer both low power consumption and high visibility under strong lights.

Charbax footage from Display Week 2026

>The upcoming Modos Flow is perfect for anyone who has ever wanted an ePaper computer monitor.

>Another day, another SpacemiT K3 device is released

Probably not the first RISC-V mouse, there were some CH32V305 based predecessors, not sure if anyone has overview of those given that MCU is rarely mentioned in specs.

Performance P570 Gen3 specifications:

• Support for all mandatory RVA23 profile extensions for compatibility with modern operating systems such as Ubuntu 26.04 LTS and Red Hat Enterprise
• Adds extensions for enhanced security and performance, including Smepmp, Zvkng, Zvksg, Zicfilp, Zicfiss, Zfbfmin, Zvfbfmin, Zvfbfwma, and Zvdot4a8i
• Third-generation out-of-order core building on earlier P550 Gen1 and P470 Gen2 cores
• 3-wide, 13-stage fully out–of order execution superscalar pipeline
• Single 128-bit vector pipeline with dot product extensions
• Supports multicore coherence with up to 16 cores in a core complex (4x 4-core clusters)

>Starts at $349 on the company store in the 8GB RAM + 128GB storage configuration, while the 32GB RAM version costs $689.

Video from Volos Projects