N8822WV

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N8822WV is an advanced low-power, high-performance SoC that contains dual ARM cores, a powerful GPU core, video decoder, memory controller, and other peripherals. This chip is used in mobile phones, tablets, and other handheld devices to control the display, user interface, memory, and other functions. The N8822WV application field includes mobile phones, smart TVs, home entertainment systems, and automotive control systems.

The working principle of N8822WV is relatively simple. The primary purpose of the chip is to provide a general-purpose computing platform that can be used for a variety of tasks. The chip contains a dual core ARM Cortex A9 processor, a Mali 400MP4 GPU, a digital signal processor, an audio codec, an I2C controller, a GPIO controller, and a USB 2.0 controller. All of these components are connected to each other via an internal bus and communicate using the Advanced High-performance Bus (AHB) protocol.

The main processing power of the chip comes from the two ARM Cortex A9 processor cores. These cores are based on the ARMv7-A architecture and equipped with NEON SIMD engine and a floating-point unit. This makes the chip capable of handling complex computational tasks with high performance. The Mali 400MP4 GPU is dedicated for graphics-related tasks, providing a considerable amount of compute power for 3D graphics and video decoding. The DSP is responsible for audio processing such as MP decoding and voice call. The audio codec in the chip enables it to record and playback audio in various formats.

The chip is also equipped with an I2C controller that allows for easy communication with various peripherals such as sensors and other chips. The GPIO controller enables direct I/O control and provides a wide range of communication options including SPI, UART, and I2C. The USB 2.0 controller is used to connect the chip to external devices such as keyboards, mice, and external storage devices.

All of the components in the N8822WV are connected to each other through an AHB bus. This bus allows the components to communicate with each other to perform tasks efficiently. The chip is also equipped with a memory controller that enables the chip to connect to external storage devices via different buses such as DDR3/DDR4, EMMC, and eMMC. This allows the chip to store and access data quickly.

The N8822WV is a powerful and capable SoC that enables designers to create advanced mobile devices and other systems. It provides a powerful and general-purpose computing platform that can be used to create a variety of applications. Its wide range of peripherals enables developers to create complex systems without the need for extra components. Its low power consumption makes it suitable for use in battery-powered applications as well.

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