Architectures and Processors blog

You may have assumed that Mobile World Congress is an event that is entirely dedicated to the smartphones and devices that have changed our lives over the past couple of decades.

Chinese Version中文版：世界移动通信大会的 6 大亮点 Mobile World Congress isn’t only about mobile phones, it’s all about the internet and the technologies that continue to enable the mobile revolution. It was my first…

Take one look at the outside world in 2016 and you will see that everything is becoming connected; our inanimate objects are growing smarter while our electronic devices are gaining ever more computing…

Today ARM announces the second member of our family of ultra high efficiency application processors, the Cortex-A32. In this blog I’ll provide highlights of Cortex-A32 while answering the question: Why…

Cellular connectivity has been driving a data rate race for the last decade, bringing mobile broadband connectivity to millions and bringing the smartphone into the centre of our digital lives.  Whilst…

How to use Arm Cycle Models to Understand the Cortex-R8.

Provides an overview of TrustZone technology - including the new topics of TrustZone for ARMv8-M (microcontrollers) and TrustZone CryptoCell Why Security Matters Security done well provides the foundations…

The mobile phone has seen explosive growth over the last two decades to become an essential part of our everyday lives.  Right from the outset, ARM has been at the heart of these devices enabling ever…

Contemporary mobile platform SoCs impose intense traffic management demands on the memory subsystem.

On Thursday 18th February we announced the latest real-time processor IP, the ARM® Cortex®-R8. Cortex-R8 is a quad-core high-performance real-time processor, building on the R profile ARMv7-R…

Embarrassing to say, but just like any other technical documentation, there are a few errors in my Arm Cortex-M books. In this document I summarize the errors I am aware of.

In order to keep my assembly-related documents easy to read and understand, I've written some macros for the GNU-assembler (also known as GAS).

The beginning of a year brings with it the potential of many new things; resolutions, good habits and of course the new gadgets that promise to change our lives at CES. Amidst the glitz of promises of…

The Arm architecture continues to evolve and Armv8.2-A is the second set of changes being introduced to the Armv8-A architecture profile.

Hello everyone, I would like to know why you are using Cortex-M microcontroller. Why don't you adopt other microcontrollers such as 8-bit, 16-bit or MIPS or x86? The background is that I plan to write…

The most appropriate method of implementing push and pop operations depends on the nature of the engine used. I consider a number of possible solutions for the AArch64 port of Google V8 JavaScript engine…

ARM TrustZone CryptoCellCryptoCell is a range of security sub-systems and hardware components that provide platform level security as well as hardware support for security acceleration and offloading.CryptoCell…

When reading assembly-level code for any of the AArch32 or AArch64 instruction sets, you may have noticed that the stack pointer has various alignment and usage restrictions. These restrictions are part…

ARM introduces TrustZone for ARMv8-M to bring mobile style security to microcontrollers and provides a new family of security subsystems: TrustZone CryptoCell I’m at Techcon in Santa Clara this week and…

The amount of data we generate is growing exponentially. Gartner has predicted that in 2015 the global mobile data traffic will be a total of 52 billion terabytes, an increase of 59 percent on 2014. It…

The announcement of the ARM®Cortex®-A35 processor today marks the beginning of a new family of ultra high efficiency application processors from ARM. So, what are the key features of Cortex-A35 and what…