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

Context Switching on the Cortex-M3

The Cortex-M3 is an ARM processor core designed for microcontroller applications. One of its key features is support for multitasking…

Elijah Erickson 7 Min Read

What is Controller Area Network (CAN) Bus?

The Controller Area Network (CAN) bus is a robust vehicle bus standard that allows microcontrollers and devices to communicate with…

Eileen David 14 Min Read

How many bits is arm cortex M3?

The ARM Cortex-M3 processor is a 32-bit processor, meaning its general purpose registers and main data bus are 32 bits…

Eileen David 6 Min Read

How Many Ports are there in Cortex-M3?

The Cortex-M3 processor from ARM has 37 general purpose I/O ports available for use. These 37 GPIO ports allow flexible…

David Moore 7 Min Read

What is the memory interface of the Cortex-M3?

The Cortex-M3 is an ARM processor core designed for embedded applications. It has a flexible memory interface that allows it…

Andrew Irwin 6 Min Read

What is the bus interface in the Cortex-M3 processor?

The bus interface in the Cortex-M3 processor provides the connection between the processor core and external memories and peripherals. It…

Ryan Ryan 8 Min Read

What is the memory and bus architecture of the Cortex-M3?

The Cortex-M3 is a 32-bit microcontroller developed by ARM Holdings. It features a von Neumann architecture with separate instruction and…

Scott Allen 8 Min Read

What is the size of the ARM Cortex-M3’s address bus?

The ARM Cortex-M3 processor has a 32-bit address bus, which means it can address up to 2^32 (4 gigabytes) of…

Neil Salmon 10 Min Read

Difference Between (Cortex-M3) STM32F1 Density Options for Boot from RAM

When selecting an STM32F1 microcontroller based on the Cortex-M3 core for a project, one of the key considerations is the…

Neil Salmon 7 Min Read
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