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CDP1802CE

The Harris Corporation's CDP1802CE is a microprocessor-based integrated circuit that was widely used in various electronic systems during the late 1970s and early 1980s. It is a member of the CDP (CMOS Digital Processor) family of microprocessors, which were designed and manufactured by Harris Semiconductor.

Description:

The CDP1802CE is a 16-bit microprocessor with a CMOS (Complementary Metal-Oxide-Semiconductor) technology. It features a compact 40-pin dual in-line package (DIP) and operates at a clock frequency of up to 10 MHz. The microprocessor has a unique architecture that combines the features of both a microcontroller and a microcomputer, making it suitable for a wide range of applications.

Features:

1. 16-bit data bus and 8-bit address bus, allowing access to 64KB of memory.
2. On-chip ROM, RAM, and I/O ports, providing flexibility and reducing external components.
3. Built-in timers, including a real-time clock and a programmable interval timer.
4. Serial and parallel communication interfaces, supporting various communication protocols.
5. Interrupt handling capabilities, allowing for efficient multitasking and event-driven programming.
6. Low power consumption, thanks to the CMOS technology.
7. High reliability and stability, making it suitable for industrial and commercial applications.

Applications:

The CDP1802CE microprocessor has been used in a variety of applications, including:

1. Industrial control systems: Due to its robustness and reliability, the CDP1802CE was often used in industrial control systems for process control, monitoring, and automation.
2. Telecommunications: The microprocessor's communication interfaces made it suitable for use in telephone systems, modems, and other communication equipment.
3. Consumer electronics: The CDP1802CE was used in various consumer electronics products, such as televisions, video recorders, and audio equipment.
4. Automotive systems: The microprocessor found its way into automotive systems for engine control, anti-lock braking systems, and other vehicle management functions.
5. Medical equipment: The CDP1802CE was used in medical devices for patient monitoring, diagnostic equipment, and other healthcare applications.
6. Embedded systems: The microprocessor's compact size and low power consumption made it ideal for use in embedded systems, such as point-of-sale terminals, security systems, and other specialized applications.

In summary, the Harris Corporation's CDP1802CE is a versatile and reliable microprocessor that was widely used in various industries for a range of applications. Its unique architecture, combined with its on-chip features and low power consumption, made it a popular choice for designers and engineers during its time.