Intel''s 8237 dma controller-microprocessor, Assembly Language

Assignment Help:

Intel's 8237 DMA controller :

1) The 8237 contain 4 independent I/O channels

2) It contains 27 registers, 7 of which are system-wide registers and 5 for each channel.

3) Out of 5 register: 4 are 16-bit and 1 is 6-bit. they are

  • DMA base address
  • DMA current address
  • DMA total
  • DMA remaining
  • 6-bit is the mode register

 


Related Discussions:- Intel''s 8237 dma controller-microprocessor

The pentium pro-micro processor, The Pentium Pro    Introduced in the ...

The Pentium Pro    Introduced in the year 1995, the Pentium Pro reflected  still  more  design  breakthroughs.  The Pentium Pro may process 3 instructions in a single clock cy

Relocate program and data, ) What is the difference between re-locatable pr...

) What is the difference between re-locatable program and re-locatable data?

First generation microprocessor, 1 st Generation Microprocessor : At ...

1 st Generation Microprocessor : At the end of the 70s a group of engineers developed a chip is able to processing data. This chip was called processor chip. Big processors w

Movsw/movsb-string manipulation instruction-microprocessor, MOVSW/MOVSB : ...

MOVSW/MOVSB : Move String Word or String Byte: Imagine a string of bytes, stored in a set  of consecutive memory locations is to be moved to another set of  the destination locati

LAB homework, 1. Write a program that calculates the Fibonacci series: 1, 1...

1. Write a program that calculates the Fibonacci series: 1, 1, 2, 3, 5, 8, 13, ….. (Except for the first two numbers in the sequence, each number is the sum of the preceding two n

Cache memory-microprocessor, Cache Memory Caching is a technology based...

Cache Memory Caching is a technology based on the memory subsystem of any computer. The majoraim of a cache is to accelerate the computer while keeping the cost of the computer

Scas-string manipulation instruction-microprocessor, SCAS : Scan String By...

SCAS : Scan String Byte or String Word:- This instruction scans a string of words or byte for an operand word or byte specified in the register AL or  register AX. The string i

Relocate program and data, ) What is the difference between re-locatable pr...

) What is the difference between re-locatable program and re-locatable data?

Intel 8259 interrupt controller-microprocessor, Intel 8259 interrupt contro...

Intel 8259 interrupt controller :  The 8088 processor has only two interrupt control inputs, and interrupt request (INTR) and non mask able interrupt (NMI). NMI are interrupts t

Instruction set of 8086-microprocessor, Instruction set of 8086 : The 8...

Instruction set of 8086 : The 8086/8088 instructions are categorized into the following major types. This section describes the function of each of the instructions with approp

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd