PIC16F872-E/SS

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Introduction

PIC16F872-E/SS is a compact and efficient single-chip microcontroller integrating a wide range of available features to enable quick, easy development of highly dynamic embedded applications. It is part of the PIC family of microcontrollers developed and manufactured by Microchip Technology Corporation. The PIC16F872-E/SS consists of two integrated units: the Core Unit (CU) and the Peripheral Unit (PU). The Core Unit is the digital processing power for the microcontroller. It contains an 8-bit RISC CPU and extensive on-chip memory configurations, allowing designers the ability to optimize their resulting applications using a wide variety of available peripherals.

Application Field

PIC16F872-E/SS is available in a variety of integrated packages and can be used in a wide range of embedded applications. Its most popular applications include motor control, robotics, home and industrial automation, metering, industrial network and communication applications. It is also ideal for audio/video applications, instrumentation and medical instrumentation.

PIC16F872-E/SS\'s highly integrated features and flexible peripheral set make it very suitable for a wide variety of short-range wireless applications such as Zigbee, EnOcean, low-power sensor networks and other low-power embedded system applications. PIC16F872-E/SS is also well suited for automotive computing applications due to its integrated hardware features as well as its capability to develop efficient motor control applications.

Working Principle

PIC16F872-E/SS uses 8-bit RISC CPU architecture to achieve high processing capability. The core unit executes instructions with single-cycle execution times and provides 14 clock cycle instruction execution time. The integrated ROM and RAM on-chip memory provides data storage and instructions, which can be accessed with single-cycle instructions. It also supports up to 15 programmable interrupts, providing users the flexibility to allocate specific instructions for each interrupt.

The Peripheral Unit on PIC16F872-E/SS utilizes up to 2 channels of 8-bit pulse width modulation control, allowing smooth motor control and analog-to-digital conversion. In addition, it has up to 14 dedicated special function registers, providing the versatility and flexibility needed to implement application-specific features. The integrated serial communication interface supports UART, SPI and I2C communication protocols.

PIC16F872-E/SS also includes on-board power and clock management features, providing designers the ability to optimize and manage their resulting applications with minimal effort. The PIC16F872-E/SS family of microcontrollers is capable of executing up to 16MIPS (Million Instructions Per Second) in typical instruction conditions.

Conclusion

The PIC16F872-E/SS microcontroller is a versatile and efficient single-chip solution for embedded applications. Its high instruction execution capabilities, integrated memory, and flexible peripherals make it the ideal choice for motor control, robotics and home/industrial automation applications. It is also well suitable for short-range wireless technologies and automotive computing applications.

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