DSPIC33FJ32GP202T-I/MM

Basic Information Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: High-performance, low-power consumption, integrated peripherals
• Package: 44-pin TQFP (Thin Quad Flat Package)
• Essence: Digital Signal Controller (DSC) with advanced features
• Packaging/Quantity: Tray packaging, quantity varies

Specifications

• Architecture: Modified Harvard architecture
• CPU Speed: Up to 40 MIPS (Million Instructions per Second)
• Flash Memory: 32 KB
• RAM: 2 KB
• Operating Voltage: 2.5V - 5.5V
• I/O Pins: 35
• Analog-to-Digital Converter (ADC): 10-bit, up to 16 channels
• Digital-to-Analog Converter (DAC): 12-bit, up to 4 channels
• Communication Interfaces: UART, SPI, I2C, CAN
• Timers: Multiple timers with various modes
• PWM Channels: Up to 6 channels
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The DSPIC33FJ32GP202T-I/MM microcontroller has a total of 44 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. OSC1 - Crystal oscillator input
4. OSC2 - Crystal oscillator output
5. AN0 - Analog input channel 0
6. AN1 - Analog input channel 1
7. AN2 - Analog input channel 2
8. AN3 - Analog input channel 3
9. AN4 - Analog input channel 4
10. AN5 - Analog input channel 5
11. AN6 - Analog input channel 6
12. AN7 - Analog input channel 7
13. AN8 - Analog input channel 8
14. AN9 - Analog input channel 9
15. AN10 - Analog input channel 10
16. AN11 - Analog input channel 11
17. AVSS - Analog ground
18. AVDD - Analog power supply voltage
19. VREF- - Reference voltage negative terminal
20. VREF+ - Reference voltage positive terminal
21. REFO - Reference output
22. TMS - JTAG Test Mode Select
23. TCK - JTAG Test Clock
24. TDO - JTAG Test Data Out
25. TDI - JTAG Test Data In
26. TRST - JTAG Test Reset
27. RP0 - Remappable pin 0
28. RP1 - Remappable pin 1
29. RP2 - Remappable pin 2
30. RP3 - Remappable pin 3
31. RP4 - Remappable pin 4
32. RP5 - Remappable pin 5
33. RP6 - Remappable pin 6
34. RP7 - Remappable pin 7
35. RP8 - Remappable pin 8
36. RP9 - Remappable pin 9
37. RP10 - Remappable pin 10
38. RP11 - Remappable pin 11
39. RP12 - Remappable pin 12
40. RP13 - Remappable pin 13
41. RP14 - Remappable pin 14
42. RP15 - Remappable pin 15
43. MCLR - Master Clear (Reset)
44. RB7 - General-purpose I/O pin

Functional Features

• High-performance digital signal processing capabilities
• Integrated peripherals for enhanced functionality
• Efficient power management for low-power applications
• Flexible pin remapping feature for customization
• Extensive communication interfaces for connectivity
• Rich set of timers and PWM channels for precise control

Advantages and Disadvantages

Advantages: - High-performance processing capabilities - Low-power consumption for energy-efficient designs - Integrated peripherals reduce external component count - Flexible pin remapping allows customization - Wide range of communication interfaces for connectivity

Disadvantages: - Limited flash memory and RAM compared to some other microcontrollers - Higher cost compared to lower-end microcontrollers with similar features - Steeper learning curve for beginners due to advanced features

Working Principles

The DSPIC33FJ32GP202T-I/MM microcontroller operates based on the modified Harvard architecture. It combines the benefits of both Harvard and Von Neumann architectures, allowing separate program and data memories for efficient execution. The CPU fetches instructions from the program memory and processes data from the data memory.

The microcontroller's integrated peripherals, such as ADC, DAC, UART, SPI, I2C, and CAN, enable seamless communication with external devices. The timers and PWM channels provide precise timing and control for various applications.

Detailed Application Field Plans