Scott Allen

108 Articles

Cortex-M3 Memory Region Shareability and Cache Policies (Explained)

The Cortex-M3 memory system allows configuring memory regions to be shareable or non-shareable between processors. It also allows configuring cache

Scott Allen 9 Min Read

Cortex-M0 Implementation Options and Tradeoffs (Explained)

The Cortex-M0 is the smallest and most energy-efficient processor in the Cortex-M series of ARM processors. As an ultra-low power

Scott Allen 12 Min Read

Cortex-M0 Debugging Capabilities (Explained)

The Cortex-M0 is an ultra low power 32-bit ARM processor core designed for microcontroller applications. It provides a range of

Scott Allen 13 Min Read

Debugging Capabilities of the Cortex-M3 (Explained)

The Cortex-M3 processor from ARM offers a comprehensive set of debugging capabilities to help developers optimize their applications. This includes

Scott Allen 12 Min Read

Pipelining Instructions After LDR vs STR on Cortex M4

When executing load (LDR) and store (STR) instructions on the Cortex-M4, it is important to understand how pipelining works afterwards.

Scott Allen 6 Min Read

ARM gcc Compiler Flags: mcpu vs mfloat-abi vs mfpu Explained

When compiling code for ARM processors using gcc, there are three key compiler flags that control the target processor and

Scott Allen 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 are the addressing modes used in ARM?

ARM processors support a variety of addressing modes that allow accessing operand data in flexible ways. The addressing modes determine

Scott Allen 6 Min Read

Arm Cortex M3 vs M7: A Detailed Comparison

The ARM Cortex-M3 and Cortex-M7 are two popular ARM processor cores used in embedded systems and IoT devices. The Cortex-M3

Scott Allen 7 Min Read

Scatter Load File Best Practices for ARM Cortex-M Applications

A scatter load file is an essential component when building applications for ARM Cortex-M based microcontrollers. It defines the memory

Scott Allen 8 Min Read

Setting Up External Flash for Cortex-M1 Instruction Fetch

The Cortex-M1 processor supports instruction fetch from external flash memory. This allows for larger and more complex programs to be

Scott Allen 8 Min Read

File System Limitations on Cortex-M1 in FPGA Implementations

The Cortex-M1 processor from ARM is a popular choice for FPGA implementations due to its small footprint and low power

Scott Allen 8 Min Read
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