Atomic operations, where a single instruction executes in an uninterruptible sequence, are essential for many embedded systems and microcontroller applications.…

Eileen David 6 Min Read

Arm

Leveraging Bit Banding for Atomic Register Access in ARM Cortex M3

Bit banding is a feature in ARM Cortex-M3 and newer Cortex-M processor cores that allows atomic bit-level access to memory…

David Moore 8 Min Read

Arm

Hardware Support for Atomic Bit Manipulation in ARM Cortex M3

The ARM Cortex M3 processor provides hardware support for atomic bit manipulation through its bit-banding feature. This allows developers to…

Mike Johnston 6 Min Read

Arm

Why ARM Cortex M3 Bit Manipulation is Atomic?

The ARM Cortex-M3 processor implements atomic bit manipulation via exclusive access instructions that allow read-modify-write operations on single bits to…

Andrew Irwin 6 Min Read

Arm

Alignment Requirements for Data Types on ARM Cortex M3

When working with the ARM Cortex M3 processor, properly aligning data types in memory can have significant performance implications. The…

Ryan Ryan 6 Min Read

Arm

64-bit data types and operations on ARM Cortex M3

The ARM Cortex M3 is a 32-bit processor, which means it primarily operates on 32-bit data. However, it does have…

Ryan Ryan 6 Min Read

Arm

Floating Point Support on ARM Cortex M3

The ARM Cortex M3 processor has limited built-in support for floating point operations. While the Cortex M3 CPU core itself…

Neil Salmon 8 Min Read

Arm

Using Mutexes for Thread Safety on ARM Cortex M3

Mutexes are a critical tool for ensuring thread safety in multi-threaded applications on ARM Cortex M3 microcontrollers. A mutex provides…

Ryan Ryan 8 Min Read

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