The TMP82C55AP-10 is a programmable peripheral interface (PPI) manufactured by Toshiba Semiconductor and Storage. It is designed to provide a flexible and versatile interface between a microprocessor and a variety of peripheral devices. This device features three 8-bit parallel ports, designated as Port A, Port B, and Port C. Each of these ports can be individually configured as either an input or an output port, providing a high degree of flexibility in system design. The TMP82C55AP-10 is a key component for simplifying the design and implementation of peripheral interfaces in microcomputer systems.

Applications

• Parallel Data Transfer: Enables efficient parallel data transfer between a microprocessor and peripheral devices.
• Keyboard Interface: Provides a simple interface for connecting keyboards to microcomputer systems.
• Display Interface: Facilitates the connection of displays, such as LEDs and LCDs, to microprocessors.
• Printer Interface: Supports the connection of parallel printers for printing applications.
• Motor Control: Controls the operation of stepper motors and other motor types in various applications.
• Sensor Interface: Interfaces with various types of sensors to collect data for monitoring and control systems.

Features

• Three 8-Bit Parallel Ports: Offers flexible I/O capabilities to interface with a wide range of peripheral devices.
• Programmable Port Configuration: Allows each port to be individually configured as either an input or an output port.
• Bit Set/Reset Capability (Port C): Enables individual bits of Port C to be set or reset under software control.
• TTL Compatibility: Compatible with standard TTL logic levels, ensuring easy integration with other digital components.
• Single 5V Power Supply: Operates from a single 5V power supply, simplifying power supply requirements.
• Simple Microprocessor Interface: Designed for easy connection to a wide range of microprocessors.

Benefits

• Flexible I/O Control: Provides versatile control over peripheral devices, enhancing system adaptability.
• Simplified System Design: Reduces the complexity of peripheral interfaces, shortening design cycles.
• Reduced Component Count: Integrates multiple I/O functions into a single integrated circuit, lowering component costs.
• Improved System Performance: Enhances the efficiency of data transfer between the microprocessor and peripherals, improving system responsiveness.
• Cost-Effective Solution: Offers a cost-efficient means of implementing peripheral interfaces in a variety of applications.

Additional Details

The TMP82C55AP-10 operates on a single 5V power supply and is fully TTL compatible, facilitating easy integration with existing digital circuits. The device is programmed through an 8-bit data bus and appropriate control signals, allowing for straightforward configuration of the I/O ports. The standard operating temperature range typically spans from 0°C to 70°C. It is commonly packaged in a 40-pin DIP (Dual In-line Package). Each of the three ports (A, B, and C) can be independently set up to function as either an input or an output. Furthermore, Port C features the ability to individually set or reset bits, providing enhanced control functionality, particularly in applications requiring specific bit manipulation for device control.