The NuMaker-RTU-NUC980, also known as Chili, is a compact 50 × 50 mm Linux development board based on the NUC980DR61YC ARM926EJ-S processor. It comes with 64 MB DRAM, 32 MB SPI NOR Flash, Ethernet, USB, CAN, RS-485, GPIO, and a hardware crypto engine for secure applications. With Linux v4.4 pre-installed and support for webserver, NFS, Wi-Fi, and Bluetooth, developers can start building IoT, networking, and industrial applications in minutes.