Input output port 7 Inputoutput port ALU 11
- Slides: 40
입출력 포트(Input output port, 또는 인터페이스 ) 7 Input-output port
ALU 구조 11 � ALU (Arithmetic Logic Unit) 구조 opcode operand 1 operand 2 명령어(instruction) opcode가 2비트 opcode operand 1, operand 2 ADD AX, 0 x 15
산술장치 12 Arithmetic processor Sel 0이 0이면 A + B Sel 0이 1이면 A - B
논리 연산 장치 13 Logic processor
2. Components (7) 14 Shift processor Sel 0이 0이면 shift right CP가 빠져 있음
I/O Addressing 17 Memory Mapped I/O와 Isolated I/O
4 x 3 SRAM 구조(중요) 21 D 2 D 1 D 0 CS 0 D 2 0번지 CS 1 1번지 2 x 4 디코더 2번지 CS 2 3번지 CS 3 CS D 2 D 1 D 0
펌웨어 25 Firmware � Micro program stored in ROM � S/W firmware 속도 향상 � H/W firmware 속도 저하
메모리 액세스 29 � Memory access
데이타 입출력 버스 타이밍 • instruction cycle • machine cycle • T cycle 30
CPU와 주변 장치의 데이터 전송 31 I/O device access � Via I/O controller Status register Data register
명령어 사이클(Instruction Cycle) 35 하나의 기계 명령어를 실행하는 과정 � Fetch instruction과 동시에 Increment PC � Decode Instruction � Execute instruction � Increment PC 프로그램 카운트 증가 데이터 인출 명령어 실행
Instruction fetch 36 t 0 t 1 Fetch Instruction CIR = IR t 2 Decode Instruction Execute Instruction
실행 사이클 37 � ADD AC [300] MAR <- 300 MBR <- [MAR] AC, MBR가 ALU로 전송 더하기
프로그램 38 Programming � Mnemonics Symbol Ex: ADD, LOAD, STORE
기계어 구성 39 � Machine language
- Inputoutput devices
- Hack alu
- Port alu
- Read and write signals in 8255 are tri state
- Control word format of 8255
- Coplanar
- Is vr input or output
- Is a dot matrix printer an input or output device
- How many serial ports are there in 8051
- Perangkat keras komputer input dan output
- Is laser printer an input or output device
- Input outcome output impact chain
- Isolated input output has
- Input devices
- Bagan alir (flowchart) merupakan sebuah bagan yang
- Is a inkjet printer an input or output device
- Conclusion of input and output devices
- Most abstract input and output in software engineering
- Is the domain the input or output
- Input tahap intermediate code generator adalah
- Input design
- Difference between supply and quantity supplied
- Notes on output devices
- Kelompok output
- Perangkat keras output
- Programming symbols names
- I o interface
- Independent variable is x or y
- Output input
- Membuat gambar flowchart koreksi ujian
- Chapter 15 input output java
- Productivity = output/input
- Is actuator an input device
- Latar belakang input output
- Keyboard mouse scanner digital camera are
- Difference between input and output
- Sheet fed scanner
- Bc-320
- Fax machine is input or output device
- Manual input flowchart example
- Chapter 2 input processing and output