Author: Holly Lindsey

A hard fault is an unrecoverable error that occurs during the execution of a program on an ARM Cortex processor. It indicates a serious problem such as an illegal instruction, invalid memory access, or a bus error. When a hard fault occurs, the processor immediately halts normal program execution and jumps to the hard fault

The hard fault status register (HFSR) in ARM processors is used to provide information about the cause of a hard fault exception. A hard fault occurs when the processor encounters an unexpected event or illegal operation that it cannot handle gracefully. The HFSR allows software to examine the state of the processor at the time

The ARM Cortex-M0 is an ultra low power 32-bit RISC processor core designed for microcontroller applications. It is the smallest and simplest member of the Cortex-M processor family, aimed at replacing 8-bit and 16-bit microcontrollers in cost sensitive and power constrained embedded systems. The Cortex-M0 core contains a single interrupt controller called the Nested Vectored

The gate count refers to the number of logic gates present on a microcontroller or processor chip. It gives an indication of the complexity and capabilities of the chip. For the Arm Cortex-M series of microcontrollers, the gate count varies across different variants in the product family. Cortex-M0 and Cortex-M0+ The Cortex-M0 and Cortex-M0+ are

The ARM GCC toolchain refers to the compiler tools used to build applications for ARM-based devices. It consists of the GNU Compiler Collection (GCC) and other utilities like binutils targeted to the ARM architecture. The key components of the ARM GCC toolchain are: Overview of ARM GCC Toolchain The ARM GCC toolchain allows developers to

The number of GPIO registers in an ARM processor depends on the specific ARM core and architecture implementation. However, most ARM cores contain between 1 to 3 main GPIO peripheral registers for basic GPIO functionality. Overview of GPIO in ARM GPIO stands for General Purpose Input/Output. GPIO pins provide a programmable interface to read input

A GPIO register, or General Purpose Input/Output register, is a control register that allows software to control general purpose digital input and output pins. GPIO registers provide an interface between software running on a processor and external peripherals, allowing software to read input signals or control output signals. GPIO Pins GPIO pins are general purpose