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 to Reduce Interrupt Latency in RTOS?

Real-time operating systems (RTOS) are designed to handle time-critical tasks with predictable interrupt latency. High interrupt latency can cause problems…

Eileen David 6 Min Read

ARM Cortex M Software Reset

A software reset is a method to reset the processor in an ARM Cortex M-based microcontroller without requiring any external…

Mike Johnston 4 Min Read

Arm Cortex-M0+ Power Consumption

The Arm Cortex-M0+ processor is an ultra low power 32-bit microcontroller CPU core designed for use in energy-constrained devices. With…

Mike Johnston 5 Min Read

What is the reset sequence in ARM Cortex-M0?

The reset sequence in ARM Cortex-M0 microcontrollers involves several steps that initialize the processor and peripherals to a known state.…

Ryan Ryan 8 Min Read

What is the reset vector address of ARM Cortex-M0?

The reset vector address of ARM Cortex-M0 is 0x00000000. This is the memory address that the processor will start executing…

Ryan Ryan 6 Min Read

How to use Hi(r8-r12) register in Cortex-m0?

The Hi registers r8 to r12 in Cortex-m0 provide an easy way to extend the number of usable registers in…

Scott Allen 6 Min Read

Can QEMU run on arm?

The short answer is yes, QEMU can run on ARM processors. QEMU is an open source machine emulator and virtualizer…

Ryan Ryan 9 Min Read

What is the pipeline in cortex-M0?

The Cortex-M0 is a 32-bit ARM processor optimized for microcontroller applications. It is based on the ARMv6-M architecture and is…

Javier Massey 7 Min Read

Is the Cortex M0 really low-power?

The Cortex-M0 is generally considered a low-power microcontroller core designed by ARM. To answer whether it truly is low-power or…

Javier Massey 6 Min Read
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