What is Serial Wire Viewer (SWV) in Arm Cortex-M?

Serial Wire Viewer (SWV) is a real-time trace functionality that is available in Arm Cortex-M microcontrollers. It allows real-time data…

Mike Johnston 9 Min Read

Arm Cortex-M DAP bus and interconnect architecture Explained

The Arm Cortex-M series of processors feature a Debug Access Port (DAP) that provides debug capability and access to the…

Neil Salmon 11 Min Read

Controlling Clocks and PLL for Power Savings in Cortex-M3

The Cortex-M3 processor provides multiple clock control features that allow significant power savings by slowing or stopping clocks when parts…

David Moore 12 Min Read

Sleep-on-Exit for Automated Low Power in Cortex-M3 (Explained)

Sleep-on-exit is a feature in Cortex-M3 processors that allows the processor to automatically enter a low power sleep mode when…

Eileen David 23 Min Read

Latest Arm

How are the atomic functions implemented in case of ARM architecture?

Atomic functions in ARM architecture provide synchronization capabilities to ensure thread safety and avoid race conditions when accessing shared resources.…

Eileen David 6 Min Read

What are atomic operations in ARM?

Atomic operations in ARM refer to operations that are executed atomically, meaning they are completed in one single step without…

David Moore 7 Min Read

Can ARM Cortex Run Linux?

The short answer is yes, ARM Cortex processors are capable of running Linux-based operating systems. ARM processors power billions of…

David Moore 7 Min Read

What are the operating modes of the Arm Cortex-M4?

The Arm Cortex-M4 processor has multiple operating modes to provide different levels of access and control over system resources. The…

Holly Lindsey 6 Min Read

How many different priority levels are there for the Cortex-M4?

The Cortex-M4 processor from ARM has support for up to 256 different priority levels for interrupts and exception handling. This…

Ryan Ryan 8 Min Read

What is a Non-Maskable Interrupt (NMI) in ARM?

A non-maskable interrupt (NMI) in ARM is a hardware interrupt that cannot be ignored or disabled by software. It is…

Ryan Ryan 5 Min Read

What is Single Instruction Multiple Data (SIMD) in ARM Neon?

SIMD (Single Instruction Multiple Data) refers to a type of parallel processing where a single instruction can operate on multiple…

Holly Lindsey 7 Min Read

What exact difference is between NEON and SIMD instructions in cortex M7?

The key difference between NEON and SIMD instructions in Cortex-M7 is that NEON is a single instruction multiple data (SIMD)…

Holly Lindsey 8 Min Read

What is the ARM neon structure?

The ARM Neon technology is a SIMD (Single Instruction Multiple Data) architecture extension to the ARM Cortex-A series of CPUs.…

Holly Lindsey 7 Min Read
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