Basepri Example

The BASEPRI register is one of the system control registers in ARM Cortex-M processors that is used to set the

Graham Kruk 10 Min Read

STM32F1 (Cortex-M3) Boot from RAM Behavior

The STM32F1 microcontroller based on the Cortex-M3 core provides the ability to boot from RAM instead of flash memory. This

Holly Lindsey 6 Min Read

Arm Sleep Instruction

Falling asleep and staying asleep can be a challenge for many people. One technique that may help is called "arm

Scott Allen 8 Min Read

General Purpose Watchdog Timer Component for a Multitasking System

A watchdog timer (WDT) is an essential component in real-time embedded systems, especially in multitasking environments. It provides a recovery

Ryan Ryan 7 Min Read
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What is the Difference Between Cortex-M and Cortex-M4?

The Cortex-M and Cortex-M4 are both ARM processor cores designed for embedded and IoT applications. The main difference is that

Jeday Schwartz 5 Min Read

ARM Architecture

ARM processors are among the most popular CPU architectures in the world today. They are found in billions of devices,

Elijah Erickson 11 Min Read

Efficient Code Generation with GNU-ARM for Cortex-M0/M1

The Cortex-M0 and Cortex-M1 are two of ARM's most widely used cores for microcontroller applications. With their low power consumption,

Andrew Irwin 8 Min Read

Thumb vs ARM Instructions for Cortex M3

The Cortex-M3 processor supports both Thumb and ARM instruction sets. Thumb instructions are 16-bit long while ARM instructions are 32-bit

Andrew Irwin 9 Min Read

What is the hard fault status register in ARM?

The hard fault status register (HFSR) in ARM processors is used to provide information about the cause of a hard

Holly Lindsey 9 Min Read

More Read

Running Cortex-M1 on Artix-7 without debugger

Getting Cortex-M1 running on an Artix-7 FPGA without a debugger can be challenging, but is

How does bootloader work in ARM Cortex Series?

The bootloader is a crucial software component in ARM Cortex-based systems. It is responsible for

What is the maximum operating frequency of the 32-bit ARM Cortex-M0+ processor core?

The 32-bit ARM Cortex-M0+ processor core is designed to deliver ultra high efficiency in cost-sensitive

How many cycles does an ARM Cortex M0 use to multiply floats?

The ARM Cortex-M0 is one of the most popular microcontroller cores used in IoT and embedded devices today. It is

David Moore 8 Min Read

How to Troubleshoot External Memory Interfaces?

When working with external memory interfaces on ARM Cortex chips, issues can arise that require troubleshooting to resolve. This comprehensive

David Moore 8 Min Read

Relocating the Vector Table in Cortex-M3 Boot Code

The Cortex-M3 vector table contains the reset value and exceptions handlers that are executed when specific events occur. By default,

Graham Kruk 8 Min Read

How is interrupt vector table used?

The interrupt vector table is a key component in ARM Cortex microcontrollers and processors that allows them to respond quickly

Mike Johnston 9 Min Read

Hard Fault behavior – timing, randomness, root causes

A Hard Fault on an ARM Cortex chip refers to an unrecoverable exception that occurs when the processor detects an

Neil Salmon 8 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

SWD-Port of the Cortex-M0: Cannot connect to MEM-AP on Cortex-M0 Designstart Eval

The "SWD-Port of the Cortex-M0: Cannot connect to MEM-AP on Cortex-M0 Designstart Eval" error indicates an issue with connecting to

Neil Salmon 7 Min Read

Debugging Cortex-M1 on Arty without adaptor or DAPLink

Debugging embedded systems like Cortex-M1 on Arty board without a debug adaptor or DAPLink can be challenging, but is possible

Andrew Irwin 5 Min Read

Interrupt Handling During Multi-Cycle Atomic Operations in ARM Cortex M3

The ARM Cortex M3 processor implements interrupt handling in a way that preserves the atomicity of multi-cycle instructions and operations.

Holly Lindsey 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

Troubleshooting “Failed to call GENERATE_APP” errors in Vitis w/ Cortext M1

The “Failed to call GENERATE_APP” error when building a Vitis project for the Cortex-M1 processor can be frustrating, but is

Ryan Ryan 9 Min Read
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