EFM32LG290F256-BGA112

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EFM32LG290F256-BGA112 application field and working principle

Embedded microcontrollers have become ubiquitous in our digital lives, because they are used in everything from smartphones to medical equipment. The EFM32LG290F256-BGA112 is a member of the low-cost EFM32LG family of microcontrollers from Silicon Labs. It is designed to integrate easily into small to medium-sized systems, and is suitable for applications such as smart home devices, consumer electronics and appliances, motor control, and industrial automation.

Features

The EFM32LG290F256-BGA112 is a 32-bit MCU that includes 512KB of Flash memory, 128KB of SRAM, and a wealth of peripherals. It includes two 12-bit analog-to-digital converters (ADCs), three 16-bit timers, one UART, one SPI, and up to 96 GPIOs. It also has a 3.2V random-access memory (RAM) that enables data streaming with low latency, a 32-bit Cortex-M4F MCU core, and a twelve-channel Direct Memory Access (DMA) controller. The MCU also supports a wide range of peripherals, including Ethernet, USB, and even LoRaWAN.

The MCU also features low power consumption, operating at only 6uA/MHz, which combines to provide an excellent balance between cost and performance. Additionally, the device has a wide operating temperature range of -40°C to +85°C, making it suitable for high-temperature industrial applications.

Working Principle

The EFM32LG290F256-BGA112 offers a powerful, low-cost solution for embedded applications. It is based on a 32-bit MCU core, which provides a foundation for robust operations and an impressive range of capabilities. To enable the microcontroller to remain active even during power dips, the EFM32LG290F256-BGA112 incorporates several different low-power modes which can be used to conserve power when not doing intensive operations.

In order to utilize the EFM32LG290F256-BGA112\'s features, a developer must write software that can take control of the MCU\'s peripherals. This involves writing code that can invoke and set the values of the various configuration registers, as well as code that can interact with the peripherals and execute tasks. If, for example, the developer wants to use the UART peripheral, they must write code to set the control registers, set up interrupts, and set up buffering.

In order to make it easier for developers to write code for the MCU, Silicon Labs provides a suite of tools that allows developers to configure the MCU, write code, and program it. The suite, called Simplicity Studio, contains an integrated development environment (IDE), debugging tools, and a rich library of API and device resources that can be used to develop a variety of applications.

Applications

The various features and capabilities of the EFM32LG290F256-BGA112 allow it to be used in a wide range of applications. In motor control applications, the MCU can be used to accurately monitor and control motors. In smart home and industrial automation applications, the MCU can be used to monitor and control various sensors, actuators, and devices. In consumer electronics, the MCU can be used to control playback of audio and video content, as well as act as the brains behind the device.

The EFM32LG290F256-BGA112 is also a great choice for low-power applications. Thanks to its low power consumption and wide operating temperature range, the MCU can be used in renewable energy applications such as small wind turbines and solar trackers. Additionally, the MCU can be used in medical applications such as smart wearable health trackers and remote health monitoring devices.

Conclusion

The EFM32LG290F256-BGA112 is a powerful low-cost microcontroller that is suitable for a wide range of embedded applications. It features an impressive list of features, including an integrated 32-bit Cortex-M4F MCU core, 512KB of Flash memory, 128KB of SRAM, and low power consumption. The device is capable of operating in temperatures ranging from -40°C to +85°C, making it an ideal choice for high-temperature industrial applications. Additionally, the device is supported by Silicon Labs\' developer tools, which provide a rich suite of resources that make it simpler for developers to write code for the MCU.

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