Andrew Irwin
WFI and WFE Instructions for Low Power in Cortex-M3 (Explained)
The WFI (Wait For Interrupt) and WFE (Wait For Event) instructions allow the Cortex-M3 processor to enter a low power…
Deep Sleep Mode for Maximum Power Savings in Cortex-M3
The Cortex-M3 processor offers a deep sleep mode that allows the system to enter an extremely low power state while…
Is ARM Cortex A76 good?
The ARM Cortex-A76 is generally considered to be a very good mobile CPU core. It offers excellent performance and efficiency…
What is the difference between Cortex-A76 and A77?
The ARM Cortex-A76 and Cortex-A77 are two of ARM's most advanced high-performance CPU cores designed for mobile, computing, and infrastructure…
Setting CPU Targets for ARM Compilation with gcc
When compiling code for ARM processors using the gcc toolchain, it is important to set the correct CPU target in…
Cortex-M3 Memory Region Types and Attributes
The Cortex-M3 is an ARM processor core designed for microcontroller applications. It has a Von Neumann architecture with separate code…
What is the difference between Cortex-A75 and A76?
The ARM Cortex-A75 and Cortex-A76 are two of ARM's most powerful CPU cores designed for mobile devices. The Cortex-A76 succeeds…
Tips on Optimizing Battery Life with Cortex-M0
The Cortex-M0 is an ultra low power 32-bit ARM Cortex-M microcontroller that is optimized for battery-powered and energy-harvesting applications. By…
Harvard vs Von Neumann Architecture Explained
The key difference between Harvard and Von Neumann architectures is that Harvard architecture has physically separate storage and signal pathways…
Accessing the ARM Application Program Status Register
The Application Program Status Register (APSR) is one of the key registers in the ARM Cortex series of processors. It…
Demystifying Cortex M4 LDR/STR Instruction Timing
The Cortex-M4 processor implements the ARMv7E-M architecture. One of the key features of this architecture is the LDR (load register)…
Difference between ARM7 and Cortex-M3
The key difference between the ARM7 and Cortex-M3 microcontrollers is that the ARM7 is an older generation 32-bit RISC processor…
