© 2011 Microchip Technology Inc.
DS70573B-page 1-3
Section 1. Introduction
Introduction
1
1.2
DEVICE STRUCTURE
Each part of the dsPIC DSC device can be placed into one of the following groups:
• CPU Core
• System Integration
• Peripherals
1.2.1
CPU Core
The CPU core pertains to the basic features required to make the device operate. The following
sections of Part I of the manual relate to the CPU core:
• Section 2. “CPU”
• Section 3. “Data Memory”
• Section 4. “Program Memory”
• Section 6. “Interrupts”
1.2.2
System Integration
System integration functions help to accomplish the following:
• Decrease system cost
• Increase system reliability
• Increase design flexibility
The following sections of Part I of the manual discuss dsPIC33E/PIC24E system integration
functions:
• Section 5. “Flash Programming”
• Section 7. “Oscillator”
• Section 8. “Reset”
• Section 9. “Watchdog Timer and Power-Saving Modes”
• Section 23. “CodeGuard™ Security”
• Section 24. “Programming and Diagnostics”
• Section 30. “Device Configuration”
1.2.3
Peripherals
The dsPIC33E/PIC24E device has many peripherals that allow it to be interfaced to external
circuitry. The following sections of the manual discuss peripherals:
• Section 10. “I/O Ports”
• Section 11. “Timers”
• Section 12. “Input Capture”
• Section 13. “Output Compare”
• Section 14. “High-Speed PWM”
• Section 15. “Quadrature Encoder Interface (QEI)”
• Section 16. “Analog-to-Digital Converter (ADC)”
• Section 17. “UART”
• Section 18. “Serial Peripheral Interface (SPI)”
• Section 19. “Inter-Integrated Circuit™ (I
2
C™)
”
• Section 20. “Data Converter Interface (DCI)”
• Section 21. “Enhanced Controller Area Network (ECAN™)”
• Section 22. “Direct Memory Access (DMA)”
• Section 25. “USB On-The-Go (OTG)”
• Section 26. “Comparator”
• Section 27. “32-bit Programmable Cyclic Redundancy Check (CRC)”
• Section 28. “Parallel Master Port (PMP)”
• Section 29. “Real-Time Clock and Calendar (RTCC)”
