Embedded System | Embedded System

What is an Interrupt Controller ?

EmbeddedWala Nov 28, 2022 0 5.3K

An interrupt controller is a programmable device that manages interrupt requests from hardware or other peripherals to the CPU. The development of processor standards has led to the use of interrupt controllers, which helps reduce the burden on CPU d...

What is Direct Memory Access (DMA)?

EmbeddedWala Sep 24, 2022 0 3.9K

An Embedded System relies heavily on the CPU to handle arithmetic, logic, control, and I/O operations. The CPU comprises the Control Unit (CU), Arithmetic & Logic Unit (ALU), and registers. The CU communicates with the ALU and memory for executing or...

What is an interrupt?

EmbeddedWala Sep 13, 2022 0 2.0K

An interrupt is a hardware signal to the CPU, which can pause the program subroutine execution of the CPU and executes another subroutine called ISR (interrupt subroutine). ISR function call is asynchronous means execution of the function will be dep...

Boot Sequence Of ARM Based MCU

EmbeddedWala Aug 30, 2022 0 14.3K

The Boot Sequence is a crucial process that initializes a Microcontroller unit (MCU) and brings both the software and hardware components to life. The firmware stages and hardware configurations involved in the boot process can vary depending on the ...