PIC16C71-20/P

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PIC16C71-20/P Application Field and Working Principle

The PIC16C71-20/P is a series of low-power, 8-bit microcontrollers based on the PIC microcontroller family developed by Microchip Technology Inc. This microcontroller series is popularly used for many embedded systems, automation, industrial applications and telecommunications. This device is best suited for interfacing with actuators and sensors, providing an excellent cost performance value.

Features

The PIC16C71-20/P series contains several features that provide high performance and ease of use. Some of the features are listed below:

• 256 bytes Random Access Memory(RAM)
• 2K Flash Memory
• Oscillator frequency upto 20MHz
• Low power consumption
• 2 channels 8-bit A/D converters

Application

The PIC16C71-20/P series of microcontrollers is used for industrial automation and in telecommunication & networking.

Industrial Automation:

The PIC16C71-20/P microcontroller is widely used in a variety of industrial automation applications such as printing machines, industrial process control, automotive control and process regulation. The microcontroller is widely used as a motor controller, temperature control, automated flow control and energy conservation. It is widely used in automotive applications due to its low power consumption and its ability to withstand harsh environments. It is also useful for monitoring environmental parameters.

Telecommunication & Networking:

The PIC16C71-20/P microcontrollers are widely used for communications and networking applications. It provides a cost effective solution for developing multi-layer networks or for working as a slave server for wide area communication needs. It supports Low-power radio frequency communication interface. This controller can afford many network protocols like Ethernet, Wi-Fi, Bluetooth and NFC.

Working Principle

The PIC16C71-20/P microcontroller includes four core components which operate synchronously and are responsible for the functioning of the device. These four core components are the CPU, Memory, I/O ports and Timers/Counters. The CPU executes the instructions stored in the program memory and performs calculations based on the data in the data memory. The Memory is used to store data and program instructions while the I/O ports are used to connect external peripherals. The Timers and Counters are used to keep track of time and to count events.

CPU:

The CPU controls the operations of the microcontroller. It executes the program instructions stored in the program memory and performs calculations based on the data found in the data memory. It also handles input and output operations. The CPU is responsible for interfacing with the external devices and processing their data. It has a built-in arithmetic logic unit that performs basic mathematical and logical operations.

Memory:

The PIC16C71-20/P microcontroller contains two types of memory; Program Memory and Data Memory. The Program Memory stores the instructions that are to be executed by the CPU and the Data Memory stores data required by the program instructions. The Data Memory comprises of both read-write memory, which is used to store variables, and read-only memory, which is used to store constants.

I/O Ports:

The I/O ports of the PIC16C71-20/P microcontroller are used to interface with external devices such as sensors, LED displays and keypads. The I/O ports can be configured as input or output depending on the application requirements. Inputs are used to get data into the microcontroller and outputs are used to control various external peripherals.

Timers and Counters:

The Timers and Counters are used to keep track of time and count events. The PIC16C71-20/P microcontroller has two 16-bit timers, two 8-bit timers, two 16-bit capture/compare/PWM units and a Software Timer. The timers can be used to generate signals of various frequencies and pulse widths, or to keep track of time for various applications.

Conclusion

The PIC16C71-20/P microcontroller is a popular low-power, 8-bit microcontroller based on the PIC microcontroller family. It is ideal for embedded systems, industrial automation applications and communications & networking systems. It has several features that make it a cost effective solution for applications requiring interfacing with external devices. It incorporates the four core components of the microcontroller; CPU, Memory, I/O Ports and Timers/Counters.

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