Sleep-on-exit is a feature in Cortex-M3 processors that allows the processor to automatically enter a low power sleep mode when…
Debugging software on Arm Cortex-M devices requires configuring the CoreSight components like the Embedded Trace Macrocell (ETM), Trace Port Interface…
The JTAG-DP and SWJ-DP are two commonly used debug ports for ARM Cortex-M series microcontrollers. Both provide debug access and…
Cross-compiling for ARM can seem daunting at first, but with the right tools and techniques, it can be straightforward and…
The ARM Cortex-A55 and Cortex-A76 are two of ARM's most popular CPU cores used in mobile devices. The Cortex-A55 is…
ARM Cortex-M processors feature both instruction and data caches to improve performance by reducing accesses to slower main memory. Caches…
The Cortex-M3 processor includes a number of core peripherals that are mapped to reserved address ranges in the Private Peripheral…
Interrupts are a critical part of embedded systems, allowing time-critical tasks to be executed with minimal latency. However, there can…
Interrupt latency refers to the time it takes for an interrupt request to be serviced after it is asserted. There…
The vector table in Cortex-M3 microcontrollers contains the reset value and exceptions handler addresses. Its placement in memory is an…
The Cortex-M4 processor includes a write buffer to improve performance when writing data to memory. The write buffer allows the…
The Thumb and Thumb2 instruction sets are both used in ARM processors, but there are some key differences between them.…
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