What is ARM Cortex-M35P?

The ARM Cortex-M35P is a 32-bit processor core designed for microcontroller applications by ARM Holdings. It is part of the…

Elijah Erickson 7 Min Read

Arm

Data processing instructions in arm cortex m3

The ARM Cortex-M3 is a 32-bit processor core licensed by Arm Holdings. It is part of the Cortex-M series of…

David Moore 13 Min Read

Arm Cortex M0/M0+

Achieving Timing Closure for Cortex-M0 on Low-Density FPGAs

Meeting timing closure requirements is essential for successfully implementing Cortex-M0 designs on low-density FPGAs. If timing constraints are not met,…

Javier Massey 6 Min Read

Arm

What are the the Application Program Status Register (APSR) in Arm Cortex-M

The Application Program Status Register (APSR) in Arm Cortex-M is a 32-bit register that contains application-level status and control information.…

David Moore 8 Min Read

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What is ARM Cortex-R8?

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Arm

What is FPU in Cortex-M4?

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Arm

Can ARM Cortex-M processors do division?

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Arm

Latency differences between timer, GPIO, and RTOS interrupts

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How generic are Cortex-M0+ MCUs?

Neil Salmon 6 Min Read

Arm Cortex M0/M0+

Cortex-M0 DesignStart Core Logic Utilization on Low-Cost FPGAs

Scott Allen 6 Min Read

Arm

ARM Cortex M Software Reset

Mike Johnston 4 Min Read

Arm

Strongly Ordered Memory in Armv6 and Armv7 (Explained)

David Moore 6 Min Read

Arm

How many core integer registers does the Cortex-M4 processor have?

Jamie Kellett 7 Min Read

Arm

Is the Cortex M0 really low-power?

Javier Massey 6 Min Read

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What is the MMU of the ARM processor?

The MMU (Memory Management Unit) is a key component of the ARM processor architecture that handles virtual-to-physical memory address translations.…

Mike Johnston 8 Min Read

Arm

Exception Handling Differences in Cortex-M and Cortex-R Processors

The key difference in exception handling between Cortex-M and Cortex-R processors is that Cortex-M uses the Nested Vectored Interrupt Controller…

Mike Johnston 9 Min Read

Arm

ARM Cortex-M7

The ARM Cortex-M7 is a high-performance processor core designed for embedded applications that require high computational power and real-time response.…

Graham Kruk 8 Min Read

Arm

How much memory does the Cortex-M35P have?

The Cortex-M35P from ARM is a new microcontroller targeted for advanced audio applications. It features a dual Cortex-M33 core design…

Eileen David 6 Min Read

Arm

What are Thumb-1 instructions in Arm Cortex-M series?

Thumb-1 instructions are a 16-bit compressed instruction set that is supported by Arm Cortex-M series microcontrollers. Thumb-1 provides a balance…

Scott Allen 8 Min Read

Videos

How many GPIO registers are in ARM processor?

Holly Lindsey 6 Min Read

What are the purposes of the ARM ABI and EABI?

Scott Allen 6 Min Read

How to Set Up External SPI Memory with an ARM Cortex-M3?

Neil Salmon 15 Min Read

Best practices for Cortex-M1 MMI generation in Xilinx FPGAs

David Moore 4 Min Read

Arm

What is watchdog in microcontroller?

A watchdog timer (WDT) is a hardware circuit that is used to detect anomalies and reset the microcontroller if it…

Holly Lindsey 8 Min Read

Arm

How to Learn MCU Programming with Makefiles and an ARM Toolchain?

Learning to program microcontroller units (MCUs) using makefiles and an ARM toolchain provides a powerful and flexible workflow for embedded…

David Moore 8 Min Read

Arm

ARM Cortex-M EPSR

The ARM Cortex-M Exception Program Status Register (EPSR) is a key register that controls exception and interrupt handling in Cortex-M…

Graham Kruk 7 Min Read

Arm

Execution Latency of ITCM vs External RAM on Cortex-M1

The Cortex-M1 processor has an internal tightly coupled memory (ITCM) that allows for lower latency access compared to external RAM.…

Eileen David 8 Min Read

Arm

What is ARM Cortex-R5?

The ARM Cortex-R5 is a processor core designed by ARM Holdings for use in real-time embedded systems. It is part…

Graham Kruk 8 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

What are the 3 Major Components in ARM Processors?

ARM processors are central processing units (CPUs) based on the ARM architecture developed by Arm Holdings. They are widely used…

Mike Johnston 10 Min Read

Arm

SysTick interrupt doesn’t trigger (Arm Cortex M0)

The SysTick interrupt not triggering on an ARM Cortex M0 microcontroller is often caused by improper configuration of the SysTick…

Neil Salmon 7 Min Read

Arm

Cortex-M0+ hangs on return

It can be frustrating when a Cortex-M0+ processor seems to hang or freeze during operation. One common situation where this…

Andrew Irwin 5 Min Read

Arm

How to disable nesting in NVIC Interrupts in ARM Cortex M0+?

The quick answer is that you can disable interrupt nesting in ARM Cortex M0+ by setting the PRIGROUP field in…

Ryan Ryan 6 Min Read

Arm

How exceptions are handled in ARM processor?

Exceptions are events that disrupt the normal flow of instruction execution in a processor. They can be triggered by various…

Scott Allen 6 Min Read

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