LPC43S70FET100E

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Introduction

The NXP LPC43S70FET100E is an embedded microcontroller based on the Cortex-M4 processor core. This microcontroller is designed for low-power applications and is used in a variety of commercial and industrial products. The LPC43S70FET100E is a versatile, low-cost device that is suitable for low-end embedded system designs.

Features

The NXP LPC43S70FET100E features a 64-pin Land Grid Array (LGA) packaging that is cost-effective, easy to use and takes up less space. It also offers a large array of on-chip peripherals including a 12-bit ADC, 12-bit DAC, two UARTs, four SPI ports, two I2C ports, USB 2.0, two CAN buses, two I2S audio interfaces, 10/100 Ethernet MAC, and four PWM outputs. Additionally, it has an on-chip multiplier, register bank, EEPROM, and an on-chip debug unit.

The device comes with a wide range of power saving options including a ClockGating concept that can be configured to maximize device efficiency. The on-chip flash memory offers a wide range of support from code execution to data storage. The device supports up to 128KB SRAM and up to 512KB flash memory.

Application Fields

The LPC43S70FET100E offers a variety of features that makes it suitable for a wide range of embedded applications. These applications include medical, industrial, automotive, consumer, and home automation. It is also widely used in motor control, communication, monitoring, and security systems. Additionally, the microcontroller can be used in precision measurement and detection systems, as well as in administration and management systems.

Working Principle

The working principle of the NXP LPC43S70FET100E embeds the Cortex-M4 processor core. This allows the processor to handle a variety of tasks with minimal power consumption. The processor core is based on the Harvard architecture, which is designed to provide improved performance, low power consumption, and increased efficiencies. Its memory is made up of internal and external RAM, plus multiple ROM banks, providing flexibility and speed to the application. The processor is clocked by a 32-bit AHB/APB bus system, with a maximum clock rate of 200MHz. The Cortex-M4 also supports a wide range of external peripherals, providing a rich set of interfaces for application software development.

The device’s core also comes with several hardware features that provide added performance and energy savings. These include hardware floating-point macros, a Memory Protection Unit to segregate system memory, and a System Protect Unit to protect individual pages or sectors. The processor also features a few on-chip memories, such as ROM, RAM, Registers Banks and SRAM. A wide range of integrated peripherals, including a USB 2.0 controller and a 10/100 Ethernet MAC provides a rich set of features for complex embedded applications. Additionally, the on-chip debug system, multiple clock sources, and power profiler feature helps to reduce the development time and optimize device performance.

Conclusion

In conclusion, the NXP LPC43S70FET100E is an embedded microcontroller designed for low-power and low-cost applications. With a wide range of on-chip peripherals, extensive support for code execution and data storage, and low power consumption, this microcontroller is a highly versatile and efficient device that is suitable for a wide range of embedded system designs. Its Cortex-M4 processor core provides a powerful set of features and capabilities that makes it a great choice for application software development and a wide range of embedded systems.

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