AT87C54X2-RLTUM

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Embedded - Microcontrollers are the focal point of embedded systems, and they form the basis of operations in many real-world devices. The AT87C54X2-RLTUM is an 8-bit microcontroller specifically designed for embedded applications. In this article, we discuss the application field and working principle of this microcontroller.

The AT87C54X2-RLTUM belongs to Atmel’s 8-bit microcontroller family. It is based on the 8051 architecture and incorporates various features that make it suitable for a variety of embedded applications. This device features 32KB program memory, 4KB RAM, and 512 bytes of data EEPROM. It also has four 8-bit timer/counters, two 16-bit timer/counters and on-chip UART for serial data communication.

The AT87C54X2-RLTUM has been designed to meet the requirements of the embedded system market, and it is versatile enough to be used in wide range of applications. These include industrial control and automation, consumer electronics, communications, automotive and medical systems. The device is also suitable for basic robotics and security systems, as well as touch screen and RFID applications.

In terms of performance, the AT87C54X2-RLTUM offers an operating speed of up to 24MHz. It also supports up to 16 interrupts, and eight external I/O lines. Moreover, this device is capable of sleeping at low power levels, and it can be programmed and reprogrammed in several ways. These include in-circuit serial programming, parallel programming, and in-system programming.

At the core of the AT87C54X2-RLTUM lies its 8051-based processor, which is composed of an arithmetic and logic unit (ALU) and a set of instructions for basic operations. These instructions enable the microcontroller to perform computations and control its onboard peripherals. Each instruction is executed within a single machine cycle, which is determined by the internal clock or external clock. It typically takes 12 machine cycles for an instruction to complete execution.

In order to interface communication devices with the AT87C54X2-RLTUM, the microcontroller also provides two UARTs and SPI interfaces. The UARTs are used for asynchronous serial communications, while the SPI can be used for high-speed synchronous transmission. The AT87C54X2-RLTUM also supports I2C and CANBUS communication protocols. In addition, the microcontroller provides a variety of onboard peripherals, such as capacitive touch control, IO ports, 16 channels of PWM, and programmable logic blocks.

The AT87C54X2-RLTUM is a powerful 8-bit microcontroller for embedded applications. It offers an operating speed of up to 24MHz, support for 16 interrupts, and various onboard peripherals and communication interfaces. This microcontroller is suitable for a wide range of embedded applications, from industrial control and automation to consumer electronics.

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