intro to Microcontroller,

2. Microcontroller
Engr. Sada Hussain Khokhar

3. Information technology
• the study, design, development,
application, implementation, support or
management of computer-based
information systems

4. Every day Science

5. Inside the Computer

7. 32K
40
1K

8. Computer Architecture
CISC
RISC

9. PIC18F452 microcontroller DIP pin configuration

10. features of PIC18F-series
• 77 instructions
• PIC16 source code compatible
• Program memory addressing up to 2Mbytes
• Data memory addressing up to 4Kbytes
• DC up to 40MHz operation
• Interrupt priority levels
• 16-bit-wide instructions, 8-bit-wide data path
• Up to two 8-bit timers/counters
• Up to three 16-bit timers/counters

11. • Up to four external interrupts
• High current (25mA) sink/source capability
• Up to five capture/compare/PWM modules
• Master synchronous serial port module (SPI and I2C
modes)
• Up to two USART modules
• Parallel slave port (PSP)
• Fast 10-bit analog-to-digital converter
• Programmable low-voltage detection (LVD) module
• Power-on reset (POR), power-up timer (PWRT), and
oscillator start-up timer (OST)
• Watchdog timer (WDT) with on-chip RC oscillator
• In-circuit programming

12. The 18FXX2 microcontroller family

14. Program Memory Organization (ROM)

17. The PIC18F452 SFR registers

18. CONFIG1H register bits