The TMP82C55AM-10 is a programmable peripheral interface (PPI) chip manufactured by Toshiba Semiconductor and Storage. It offers a flexible and versatile interface between a microprocessor and various peripheral devices. This device includes three 8-bit parallel ports (Port A, Port B, and Port C), which can be individually programmed as either input or output ports. The TMP82C55AM-10 is designed to streamline the design of peripheral interfaces and reduce the component count in microcomputer systems.

Applications

• Data Acquisition: Facilitates data acquisition from sensors and other external devices.
• Industrial Control: Enables control of various industrial processes and machinery.
• Instrumentation: Provides an interface for instruments requiring parallel data communication.
• Peripheral Control: Used to control various peripheral devices like printers, keyboards, and displays.
• Robotics: Implements control of robotic components and actuators.
• Embedded Systems: Offers flexible I/O solutions for a variety of embedded applications.

Features

• Three 8-Bit Parallel Ports: Provides flexible I/O capabilities for interfacing with peripheral devices.
• Programmable Port Configuration: Allows each port to be individually configured as either an input or an output.
• Bit Set/Reset Capability (Port C): Offers the ability to set or reset individual bits of Port C.
• Simple Microprocessor Interface: Designed for easy connection to a wide range of microprocessors.
• TTL Compatible: Compatible with standard TTL logic levels.
• Single 5V Power Supply: Operates from a single 5V power supply.

Benefits

• Versatile I/O Control: Enables precise control over connected peripheral devices.
• Simplified System Design: Reduces the complexity of designing peripheral interfaces.
• Reduced Component Count: Integrates multiple I/O functions into a single integrated circuit.
• Enhanced System Performance: Improves the efficiency of data transfer between the microprocessor and peripherals.
• Cost-Effective Solution: Provides a cost-efficient way to implement peripheral interfaces in various systems.

Additional Details

The TMP82C55AM-10 operates from a single 5V power supply and is fully TTL compatible. The device is configured via an 8-bit data bus and associated control signals, enabling easy programming of the I/O ports. Typically, it is packaged in a 40-pin DIP (Dual In-line Package). Each of the three ports (A, B, and C) can be independently configured to function as either an input or an output. Furthermore, Port C provides the feature to individually set or reset bits, which provides enhanced control capabilities. The typical operating temperature ranges from 0°C to 70°C. This device provides a reliable and flexible solution for interfacing with a wide variety of peripheral devices in microcomputer systems.