Designer turns discontinued E-Ink dev board into a 60Hz Game Boy handheld

Engineer Wenting Zhang has once again demonstrated remarkable creativity by transforming a discontinued M5Stack PaperS3 development board into a 60Hz handheld Game Boy. While the device cannot play or... Read original →

Though a hobbyist feat, Zhang’s hack reveals E-Ink’s underutilized potential in interactive applications. Achieving 60Hz partial refresh on a dual-core ESP32-S3 forces display and driver IC suppliers—especially E Ink Corp in Taiwan, China—to reassess low-power screens beyond static signage. Legally, open-source firmware bundling unlicensed Game Boy ROMs risks Nintendo IP enforcement, raising barriers for commercialization. Competitors like Anbernic may respond by integrating E-Ink secondary displays for differentiation. Within 18 months, this approach will likely spur convergence of edge AI chips and E-Ink: NPUs could handle dithering and frame interpolation, freeing CPU cores and enabling sub-$100, ultra-long-life smart handhelds.