Linux Tech Enthusiast

Sep 12, 2025 · Fundamentals

Why Every Embedded Engineer Should Master DMA (Direct Memory Access)

This article explains the purpose, operation modes, configuration parameters, and register-level setup of DMA in STM32 microcontrollers, illustrating how DMA offloads data transfers from the CPU, improves performance, and provides concrete code examples for UART and memory‑to‑memory transfers.