PIC18F4585-I/PT

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: High-performance, low-power consumption, versatile
• Package: TQFP (Thin Quad Flat Pack)
• Essence: A microcontroller designed for embedded systems with advanced control capabilities
• Packaging/Quantity: Tape and reel, 250 units per reel

Specifications

• Architecture: 8-bit
• CPU Speed: Up to 40 MHz
• Program Memory Size: 32 KB
• RAM Size: 1536 bytes
• Data EEPROM Size: 256 bytes
• I/O Pins: 36
• ADC Channels: 13
• Timers: 4
• Communication Interfaces: UART, SPI, I2C
• Operating Voltage Range: 2.0V to 5.5V
• Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The PIC18F4585-I/PT microcontroller has a total of 44 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. RA0 - General-purpose I/O pin
4. RA1 - General-purpose I/O pin
5. RA2 - General-purpose I/O pin
6. RA3 - General-purpose I/O pin
7. RA4 - General-purpose I/O pin
8. RA5 - General-purpose I/O pin
9. MCLR - Master Clear input
10. VREF- - Reference voltage negative input
11. VREF+ - Reference voltage positive input
12. AN0 - Analog input channel 0
13. AN1 - Analog input channel 1
14. AN2 - Analog input channel 2
15. AN3 - Analog input channel 3
16. AN4 - Analog input channel 4
17. AN5 - Analog input channel 5
18. AN6 - Analog input channel 6
19. AN7 - Analog input channel 7
20. VSS - Ground
21. RB0 - General-purpose I/O pin
22. RB1 - General-purpose I/O pin
23. RB2 - General-purpose I/O pin
24. RB3 - General-purpose I/O pin
25. RB4 - General-purpose I/O pin
26. RB5 - General-purpose I/O pin
27. RB6 - General-purpose I/O pin
28. RB7 - General-purpose I/O pin
29. RB8 - General-purpose I/O pin
30. RB9 - General-purpose I/O pin
31. RB10 - General-purpose I/O pin
32. RB11 - General-purpose I/O pin
33. RB12 - General-purpose I/O pin
34. RB13 - General-purpose I/O pin
35. RB14 - General-purpose I/O pin
36. RB15 - General-purpose I/O pin
37. VDD - Power supply voltage
38. VSS - Ground
39. OSC1/CLKI - Oscillator input
40. OSC2/CLKO - Oscillator output
41. RC0 - General-purpose I/O pin
42. RC1 - General-purpose I/O pin
43. RC2 - General-purpose I/O pin
44. RC3 - General-purpose I/O pin

Functional Features

• High-performance 8-bit microcontroller with advanced control capabilities
• Versatile I/O pins for interfacing with various external devices
• Multiple communication interfaces (UART, SPI, I2C) for seamless connectivity
• Integrated analog-to-digital converter (ADC) for precise analog signal measurements
• Four timers for accurate timing and event management
• Low-power consumption for energy-efficient applications
• Wide operating voltage and temperature range for diverse environments

Advantages and Disadvantages

Advantages: - High-performance and versatile microcontroller suitable for a wide range of applications - Integrated analog-to-digital converter simplifies analog signal processing - Multiple communication interfaces enable seamless connectivity with other devices - Low-power consumption extends battery life in portable applications - Wide operating voltage and temperature range ensure reliability in various environments

Disadvantages: - Limited program memory size (32 KB) may restrict the complexity of applications - Limited RAM size (1536 bytes) may limit the amount of data that can be stored - Limited number of I/O pins (36) may require additional external circuitry for larger projects

Working Principles

The PIC18F4585-I/PT microcontroller operates based on an 8-bit architecture. It executes instructions stored in its program memory to perform various tasks. The microcontroller communicates with external devices through its I/O pins and interfaces such as UART, SPI, and I2C. It can process analog signals using its integrated ADC and generate precise timing using its timers. The