The STM32F103 Blue Pill tutorial UART GPIO guide you’ve been looking for — the Blue Pill is arguably the most... Continue reading
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Tag: embedded c++
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Implementing STM32 UART DMA receive transforms serial communication from a blocking, CPU-intensive operation to a fully non-blocking, zero-overhead background process.... Continue reading
Every time you call dht.readTemperature() or servo.write(90), you are using someone’s custom Arduino library. Libraries are the backbone of the... Continue reading
Every call to digitalWrite() in Arduino hides roughly 40 CPU instructions behind a single function call. When you need to... Continue reading
One of the most consequential choices in Arduino programming is whether to use the built-in String class or plain C-style... Continue reading