This article explains STM32's 43 interrupt channels and how the AIRC register's 4-bit priority fields are divided into pre‑emptive and sub‑priority groups, illustrating each NVIC_PriorityGroup setting with concrete code examples and step‑by‑step configuration instructions.
This article explains what an IoT operating system is, why it matters, its key characteristics, lists major platforms and standard bodies, and analyzes the strategic moves of leading tech companies while highlighting Huawei's own IoT solutions.
NeDB is a pure‑JavaScript, MongoDB‑compatible lightweight database that can be embedded in Node services or desktop applications without requiring a separate installation, offering in‑memory or persistent storage, rich query features, decent write/read performance, and easy npm installation.
This article explains the technical differences between "Internet+" and industrial IoT, outlines the three‑tier architecture (device, cloud, monitoring), details middleware platforms YFIOs and YFCloud, and presents several practical deployment examples across agriculture, health, fisheries and wastewater treatment.
