DFRobot UniHiker: "like a super-powered BBC Micro:bit with a 2.8-inch color display with 320×240 resolution ... Rockchip RK3308 quad-core Cortex-A35 processor running #Linux"

https://www.cnx-software.com/2023/07/10/unihiker-review-a-linux-based-stem-education-platform-with-iot-and-ai-support-microbit-edge-connector/