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ID82C86H
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ID82C86H

Product Overview

Category

ID82C86H belongs to the category of integrated circuits (ICs).

Use

This IC is primarily used for interfacing peripheral devices with a microprocessor or microcontroller.

Characteristics

  • Package: ID82C86H is available in a standard 40-pin DIP (Dual Inline Package).
  • Essence: It serves as an interface controller for various peripheral devices.
  • Packaging/Quantity: The IC is typically sold in reels or tubes, with quantities varying based on customer requirements.

Specifications

The specifications of ID82C86H are as follows:

  • Supply Voltage: 5V ±10%
  • Operating Temperature Range: -40°C to +85°C
  • Input/Output Logic Levels: TTL compatible
  • Maximum Clock Frequency: 8 MHz
  • Number of I/O Ports: 24
  • Interrupt Capability: Yes
  • DMA Support: No

Detailed Pin Configuration

The pin configuration of ID82C86H is as follows:

  1. VCC (+5V)
  2. GND (Ground)
  3. A0 (Address Bit 0)
  4. A1 (Address Bit 1)
  5. A2 (Address Bit 2)
  6. A3 (Address Bit 3)
  7. A4 (Address Bit 4)
  8. A5 (Address Bit 5)
  9. A6 (Address Bit 6)
  10. A7 (Address Bit 7)
  11. RD (Read)
  12. WR (Write)
  13. CS (Chip Select)
  14. INT (Interrupt)
  15. IO0 (I/O Port 0)
  16. IO1 (I/O Port 1)
  17. IO2 (I/O Port 2)
  18. IO3 (I/O Port 3)
  19. IO4 (I/O Port 4)
  20. IO5 (I/O Port 5)
  21. IO6 (I/O Port 6)
  22. IO7 (I/O Port 7)
  23. IO8 (I/O Port 8)
  24. IO9 (I/O Port 9)
  25. IO10 (I/O Port 10)
  26. IO11 (I/O Port 11)
  27. IO12 (I/O Port 12)
  28. IO13 (I/O Port 13)
  29. IO14 (I/O Port 14)
  30. IO15 (I/O Port 15)
  31. IO16 (I/O Port 16)
  32. IO17 (I/O Port 17)
  33. IO18 (I/O Port 18)
  34. IO19 (I/O Port 19)
  35. IO20 (I/O Port 20)
  36. IO21 (I/O Port 21)
  37. IO22 (I/O Port 22)
  38. IO23 (I/O Port 23)
  39. XTAL1 (Crystal Oscillator Input)
  40. XTAL2 (Crystal Oscillator Output)

Functional Features

The ID82C86H offers the following functional features:

  • Interfacing: It provides a seamless interface between a microprocessor/microcontroller and peripheral devices.
  • Addressing: The IC supports up to 128 different peripheral devices through its address bus.
  • Data Transfer: It enables bidirectional data transfer between the microprocessor/microcontroller and peripherals.
  • Interrupt Handling: The IC has interrupt capability, allowing efficient handling of time-critical events.
  • I/O Ports: With 24 I/O ports, it offers flexibility in connecting various peripheral devices.

Advantages and Disadvantages

Advantages

  • Versatile Interface: ID82C86H can be used with a wide range of peripheral devices.
  • Efficient Data Transfer: It ensures fast and reliable data transfer between the microprocessor/microcontroller and peripherals.
  • Interrupt Capability: The IC simplifies interrupt handling, enhancing system responsiveness.

Disadvantages

  • Limited DMA Support: ID82C86H does not support direct memory access (DMA), which may impact performance in certain applications.
  • Lack of Advanced Features: Compared to more modern interface controllers, it may lack advanced features and functionalities.

Working Principles

ID82C86H operates by receiving control signals from the microprocessor/microcontroller and generating appropriate signals for peripheral devices. It uses address lines to select specific peripherals and bidirectional data lines for data transfer. The IC also handles interrupts, allowing the microprocessor/microcontroller to respond promptly to time-critical events.

Detailed Application Field Plans

ID82C86H finds application in various fields, including but not limited to:

  1. Industrial Automation: It can be used to interface sensors, actuators, and other industrial devices with a control system.
  2. Communication Systems: The IC facilitates communication between a microprocessor/microcontroller and communication modules such as UARTs or Ethernet controllers. 3

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ID82C86H en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of ID82C86H in technical solutions:

  1. Q: What is ID82C86H? A: ID82C86H is a specific model of an integrated circuit (IC) that serves as a programmable interrupt controller (PIC) in technical solutions.

  2. Q: What is the purpose of ID82C86H in technical solutions? A: The purpose of ID82C86H is to manage and prioritize interrupts from various devices in a computer system, ensuring efficient handling of hardware events.

  3. Q: How does ID82C86H handle interrupts? A: ID82C86H uses interrupt request lines (IRQs) to receive signals from devices, prioritizes them, and sends corresponding interrupt requests to the CPU for processing.

  4. Q: Can ID82C86H handle multiple interrupts simultaneously? A: Yes, ID82C86H can handle multiple interrupts simultaneously by assigning priority levels to each interrupt request and managing them accordingly.

  5. Q: Is ID82C86H compatible with modern computer systems? A: No, ID82C86H is an older IC model and may not be directly compatible with modern computer systems. However, it can still be used in legacy or retro computing projects.

  6. Q: Are there any alternatives to ID82C86H for interrupt handling? A: Yes, modern computer systems typically use advanced interrupt controllers like APIC (Advanced Programmable Interrupt Controller) or IOAPIC (I/O Advanced Programmable Interrupt Controller).

  7. Q: Can ID82C86H be programmed to handle custom interrupt routines? A: Yes, ID82C86H can be programmed to handle custom interrupt routines by configuring its registers and setting up appropriate interrupt service routines (ISRs).

  8. Q: What are the typical applications of ID82C86H in technical solutions? A: ID82C86H is commonly used in older computer systems, embedded systems, industrial control systems, and other devices that require interrupt handling capabilities.

  9. Q: Is ID82C86H still widely available for purchase? A: Since it is an older IC model, the availability of ID82C86H may be limited. However, it can often be found through online marketplaces or specialized electronic component suppliers.

  10. Q: Are there any known limitations or issues with ID82C86H? A: Some known limitations of ID82C86H include its compatibility with modern systems, limited interrupt lines, and potential obsolescence. It is important to consider these factors when using it in technical solutions.

Please note that the answers provided here are general and may vary depending on specific technical requirements and contexts.