AT91M55800A-33CJ

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The AT91M55800A-33CJ is an embedded microcontroller from the microcontroller family of Atmel Corporation. It is an 8-bit executive microcontroller with an 8/32-bit ARM9 core. It is an ideal solution for embedded applications in the industrial, automotive, and consumer markets.

The AT91M55800A-33CJ is dedicated to offering superior performance, low power consumption, and excellent system integration. It is packed with a variety of features and peripherals like USB, GPIO ports, Ethernet, SPI, and TWI, which support a wide range of applications.

The core of the AT91M55800A-33CJ is a low-power ARM9 processor. This core offers 32-bit operation at up to 75 MHz. The AT91M55800A-33CJ is only available in an 44-pin LQFP package. It supports up to 64KB of SRAM that can be used for data and stack. It also has up to 256KB of Flash memory for storing code and data.

The AT91M55800A-33CJ provides a complete hardware and software solution for embedded applications. It has an integrated USB 2.0, Ethernet, and up to 8 general-purpose I/O (GPIO) ports. It also supports analog-digital converters (ADC) which are used for sensing and controlling external signals. It also has powerful and secure hardware-based AES encryption and an embedded HSM random number generator.

The AT91M55800A-33CJ is an excellent choice for a variety of embedded applications due to its low power consumption and its wide range of peripherals and integrated features. The microcontroller is capable of controlling a wide range of applications such as connected devices, safety systems, industrial automation systems, transportation, consumer electronics, and more.

The working principle of the AT91M55800A-33CJ is illustrated in the following diagram. It is based on the ARM9 core architecture and includes a set of instructions and registers to execute instructions. The instructions are stored in the Flash memory and are executed by the core. The data and stack memory stores program data, global variables and temporary values.

Once an instruction is executed, the ARM core fetches and decodes the next instruction from the Flash memory. Then it is executed by the available functional blocks. The functional blocks like the bus interface unit, the address generator, and system control unit work together to execute and manage the data and instructions. The AT91M55800A-33CJ also has powerful peripherals like the USB and Ethernet, ADC, and timers which allow users to control and interface with external devices.

The AT91M55800A-33CJ is an 8/32-bit executive microcontroller with an ARM9 core. It is designed specifically for embedded applications, providing superior performance, low power consumption, and excellent system integration. It offers a wide range of peripherals and integrated features like USB, Ethernet, GPIO ports, SPI and TWI. With its powerful and secure hardware-based AES encryption, the AT91M55800A-33CJ is an excellent choice for a variety of embedded applications.

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