Elijah Erickson

95 Articles

What is delivered in a Cortex-M processor?

Cortex-M processors from ARM are 32-bit reduced instruction set computing (RISC) processors optimized for embedded applications. They provide a balance…

Elijah Erickson 5 Min Read

What is the difference between ARM Cortex-M1 and M3?

The main differences between the ARM Cortex-M1 and Cortex-M3 processors lie in their architecture, performance, features, and intended use cases.…

Elijah Erickson 5 Min Read

Does a microcontroller need a bootloader?

A microcontroller is a small, low-cost computer chip that is programmed to perform various input/output and processing functions in an…

Elijah Erickson 6 Min Read

What is the difference between firmware and bootloader?

Firmware and bootloader are two important software components in many electronic devices, especially those using ARM processors. While they work…

Elijah Erickson 9 Min Read

What is the bootloader of MCU?

A bootloader is a small program that runs when a microcontroller (MCU) first powers up. It is responsible for initializing…

Elijah Erickson 8 Min Read

What is bootloader in ARM?

A bootloader is a small program that runs when an ARM-based system first powers on. It is responsible for initializing…

Elijah Erickson 8 Min Read

What should be the first step in a reset handler?

The first step in a reset handler should be to save the processor state. This involves saving important register values…

Elijah Erickson 10 Min Read

What is the processor boot sequence?

When a processor powers on, it goes through a series of steps to initialize hardware, configure memory, and load the…

Elijah Erickson 7 Min Read

Is bare metal programming good?

Bare metal programming refers to writing software directly for hardware, without the use of an operating system or libraries. It…

Elijah Erickson 8 Min Read

What happens after reset and before the Cortex-M processor starts executing the program?

When a Cortex-M processor first powers on or resets, it goes through a detailed start-up sequence before it begins executing…

Elijah Erickson 6 Min Read

How does ARM processor boot?

When an ARM processor powers on, it goes through a process called booting to load and start executing the software…

Elijah Erickson 6 Min Read

What are the different types of ARM Cortex-M?

ARM Cortex-M processors are a range of low-power microcontrollers designed for embedded and Internet of Things (IoT) applications. There are…

Elijah Erickson 6 Min Read
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