Arm

Using AXI interconnect between Cortex-M1 and PS on Pynq-Z1

The Pynq-Z1 board features both a dual-core ARM Cortex-A9 processor system (PS) and a Cortex-M1 real-time processor. The AXI interconnect…

Neil Salmon 6 Min Read
Arm

Program FPGA Block RAM connected to Cortex-M0 using JTAG: is it possible?

Yes, it is possible to program FPGA Block RAM connected to a Cortex-M0 processor using JTAG. JTAG provides a standard…

Neil Salmon 7 Min Read
Arm

ARM Programming in C

ARM processors are very popular in embedded systems due to their power efficiency and performance per watt. Programming ARM processors…

Elijah Erickson 6 Min Read
Arm

Loading Cortex-M1 soft processor on Pynq Z2 FPGA

The Cortex-M1 is a 32-bit reduced instruction set computer (RISC) processor IP core from ARM that can be implemented on…

Eileen David 7 Min Read
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Arm

Is UART full duplex?

7 Min Read
Arm

What is endianness in ARM processor?

6 Min Read
Arm

Difference Between Program Counter and Link Register

8 Min Read
Arm

What is Nested Vector Interrupt Control (NVIC)?

12 Min Read

Highlights

Arm

Qualcomm customizations of Cortex-A76 in Snapdragon SOCs

Jamie Kellett 8 Min Read
Arm

Arm Cortex-M0+ Power Consumption

Mike Johnston 5 Min Read
Arm

Porting existing LCD drivers to new Cortex M0+ MCUs

Andrew Irwin 6 Min Read
Arm

What is the memory and bus architecture of the Cortex-M3?

Scott Allen 8 Min Read
Arm

How to Write a Bootloader for x86

Graham Kruk 7 Min Read
Arm

Configuring Memory and Caches for Arm Cortex-M1

Mike Johnston 6 Min Read
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Arm

How to make use of the GCC fixed-point types extension on ARM Cortex-M?

The GCC compiler for ARM Cortex-M microcontrollers provides built-in support for fixed-point data types through its fixed-point types extension. This…

Graham Kruk 7 Min Read
Arm

Cross-Compiling for 32-bit ARM Cortex-M4 Cores

Cross-compiling allows you to build code for a target platform different from the build host. For ARM Cortex-M4, this means…

David Moore 22 Min Read
Arm

What is ARM Cortex-M85?

The ARM Cortex-M85 is the latest and most advanced microcontroller CPU core in ARM's Cortex-M series. It provides significantly higher…

Graham Kruk 5 Min Read
Arm

What is the specification of STM32F407G?

The STM32F407G is a high-performance microcontroller from STMicroelectronics based on the ARM Cortex-M4 core. It offers a balance of processing…

Elijah Erickson 7 Min Read
Arm

How to Program ARM Cortex M0

The ARM Cortex-M0 is one of the most popular 32-bit microcontroller cores used in a wide range of embedded systems.…

Elijah Erickson 6 Min Read

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Arm
cortex-m33 vs m4

The Cortex-M33 and Cortex-M4 are both ARM processor cores designed for embedded and IoT applications.…

Arm
What are the differences between Arm Cortex-M1 and Cortex-R4?

The main differences between the Arm Cortex-M1 and Cortex-R4 processors are that the Cortex-M1 is…

Arm
Does ARM assume that all Cortex-M microcontrollers are little-endian?

The short answer is yes, ARM does assume that all Cortex-M microcontrollers are little-endian by…

Videos

Arm

Switching Context Inside an ISR on Cortex-M

Switching between different execution contexts is an important concept on Cortex-M processors. When an interrupt occurs, the processor automatically switches…

Scott Allen 6 Min Read
Arm

What is FPU in Cortex-M4?

The FPU (Floating Point Unit) in Cortex-M4 is a hardware unit that provides support for floating point arithmetic operations. It…

Scott Allen 6 Min Read
Arm

Where is the Interrupt Vector Table Stored?

The interrupt vector table (IVT) is a key component in ARM Cortex microcontrollers and processors. It provides the mapping between…

Eileen David 9 Min Read
Arm

Cortex-M4 vs Cortex-M7: How Do ARM’s Mid-Range and High-End Cores Compare?

The Cortex-M4 and Cortex-M7 are both widely used 32-bit ARM processor cores targeted at embedded and IoT applications. The Cortex-M7…

Elijah Erickson 6 Min Read
Arm

How to Calculate MIPS for an Algorithm for ARM Processor?

Calculating the millions of instructions per second (MIPS) rating for an algorithm running on an ARM processor can provide useful…

David Moore 7 Min Read
Arm

Mapping External RAM Correctly with Scatter Load Files on ARM Cortex-M

When working with external RAM on an ARM Cortex-M chip, it is crucial to map the external memory regions correctly…

Javier Massey 7 Min Read
Arm

What will happen when reset is executed in ARM Cortex-M based microcontroller?

When the reset is executed on an ARM Cortex-M based microcontroller, the processor will restart and reload the program counter…

Ryan Ryan 6 Min Read
Arm

Microlib vs Standard Libraries for Resource-Constrained Cortex-M1 Applications

When developing applications for resource-constrained microcontrollers like the Cortex-M1, choosing the right software libraries is critical. Standard libraries like the…

Ryan Ryan 6 Min Read
Arm

Differences between osDelay() and osWait() calls in Keil RTX

The osDelay() and osWait() functions are used for creating delays and waiting in embedded systems programmed with Keil RTX. Both…

Andrew Irwin 5 Min Read
Arm

Why ARM Processor Cores Are So Popular?

ARM processor cores have become ubiquitous in modern electronics, powering everything from smartphones to servers. There are several key reasons…

Elijah Erickson 6 Min Read
Arm

Porting existing LCD drivers to new Cortex M0+ MCUs

Upgrading to a new microcontroller (MCU) can provide benefits like better performance, more memory, and new features. However, it often…

Andrew Irwin 6 Min Read
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