1. 3/11/03 Brian Crosby Tech-topic PIC Micro controllers

2. 3/11/03 Brian Crosby Tech-topic Microcontroller chips Special purpose computers. – low-cost, small, low-power, embedded CPUs. Displays and Controls – LCD Display status – Input devices Sensors and key pads

3. 3/11/03 Brian Crosby Tech-topic Micro-controller Used in – appliances, automobiles, machinery,cell phones, digital cameras, etc. Examples – Motorola 6811 and Intel 8051 – Microchip’s "PIC microcontrollers"

4. 3/11/03 Brian Crosby Tech-topic Criteria for choosing a micro-controller availability price ease of use price of development tools support features

5. 3/11/03 Brian Crosby Tech-topic Background General Instruments – PIC 1650, Mother of all PIC chips – peripheral for their CP1600 microprocessor PIC – Programmable Intelligent Computer

6. 3/11/03 Brian Crosby Tech-topic Packages PINS – 8 to 40 I / O – 6 to 40 Power – Low consumption

7. 3/11/03 Brian Crosby Tech-topic Two Types of Language C programming – for a microcontroller not always ANSI-C – Not compatible with all PICS – Memory and Space Assembly – 34 commands – Less space – Time consuming

8. 3/11/03 Brian Crosby Tech-topic PIC16F877

9. 3/11/03 Brian Crosby Tech-topic Features Timers – 8bit and 16bit timer/counter Two Capture, compare modules – cap>16bit@12.5ns, comp>16bit@200ns PWM – 10bit Analog / Digital Converter – 10bit multi-channel

10. 3/11/03 Brian Crosby Tech-topic Where to buy PICs etc: Digi-Key: wide range of components, including PICs Mouser Electronics: wide range of components Arrow: smaller range of components, but often cheaper than Digi_Key or Mouser Allied Electronics: another mail-order shop Jameco: and yet another mail-order shop

11. 3/11/03 Brian Crosby Tech-Topic For More Information on PIC’s Check out: www.microchip.com

12. 3/11/03 Brian Crosby Tech-topic Any Question?????