Serial Wire Viewer (SWV) is a real-time trace functionality that is available in Arm Cortex-M microcontrollers. It allows real-time data…
The Arm Cortex-M series of processors feature a Debug Access Port (DAP) that provides debug capability and access to the…
The Cortex-M3 processor provides multiple clock control features that allow significant power savings by slowing or stopping clocks when parts…
Sleep-on-exit is a feature in Cortex-M3 processors that allows the processor to automatically enter a low power sleep mode when…
A microcontroller is a small, low-cost computer chip that is programmed to perform various input/output and processing functions in an…
Firmware and bootloader are two important software components in many electronic devices, especially those using ARM processors. While they work…
A bootloader is a small program that runs when a microcontroller (MCU) first powers up. It is responsible for initializing…
A bootloader is a small program that runs when an ARM-based system first powers on. It is responsible for initializing…
The first step in a reset handler should be to save the processor state. This involves saving important register values…
When a processor powers on, it goes through a series of steps to initialize hardware, configure memory, and load the…
The ARM Cortex M3 is primarily considered a microcontroller, which contains elements of both a processor and peripheral interfaces and…
ARM Cortex-M processors have multiple modes to provide different levels of access and functionality. The main modes are Thread Mode,…
Bare metal programming refers to writing software directly for hardware, without the use of an operating system or libraries. It…
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