Microcontroller Overview
-
Upload
carla-medina -
Category
Documents
-
view
40 -
download
3
description
Transcript of Microcontroller Overview
![Page 1: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/1.jpg)
![Page 2: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/2.jpg)
CPU: Central Processing Unit I/O: Input /Output Bus: Address bus & Data bus Memory: RAM & ROM Timer Interrupt Serial Port Parallel Port
![Page 3: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/3.jpg)
CPU
General-Purpose Micro-processor
RAM ROM I/O Port
TimerSerial COM Port
Data Bus
Address Bus
General-Purpose Microprocessor System
CPU for Computers No RAM, ROM, I/O on CPU chip itself Example : Intel’s x86, Motorola’s 680x0
Many chips on mother’s board
General-purpose microprocessor
![Page 4: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/4.jpg)
![Page 5: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/5.jpg)
![Page 6: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/6.jpg)
![Page 7: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/7.jpg)
RAM ROM
I/O Port
TimerSerial COM Port
Microcontroller
CPU
A smaller computer On-chip RAM, ROM, I/O ports... Example : Motorola’s 6811, Intel’s 8051,
Zilog’s Z8 and PIC 16X
A single chip
Microcontroller :
![Page 8: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/8.jpg)
Microprocessor
CPU is stand-alone, RAM, ROM, I/O, timer are separate
designer can decide on the amount of ROM, RAM and I/O ports.
expansive versatility general-purpose
Microcontroller
• CPU, RAM, ROM, I/O and timer are all on a single chip
• fix amount of on-chip ROM, RAM, I/O ports
• for applications in which cost, power and space are critical
• single-purpose
Microprocessor vs. Microcontroller
![Page 9: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/9.jpg)
![Page 10: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/10.jpg)
![Page 11: Microcontroller Overview](https://reader036.fdocuments.us/reader036/viewer/2022062422/56812b8d550346895d8fa9d3/html5/thumbnails/11.jpg)
CPU
- 8722 2ET BASE PIC (ICD )