PIC16C54A-10I/P

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The PIC16C54A-10I/P is an 8-bit computer microcontroller classified into embedded-microcontrollers. It was designed by Microchip Technology and released in 1991. It is still very popular in circuit design and embedded applications today due to its versatile features, reliable performance and low cost. In this article, we will discuss various application fields of the PIC16C54A-10I/P, as well as its operating principle.

Application Fields

The PIC16C54A-10I/P is used in a wide variety of applications. They are often used in embedded systems requiring a microcontroller with flexible instruction set and data handling capabilities. Such applications include embedded control systems for home automation, robotics, motor control, navigation control, and many more. They are also used in communication protocols such as CAN, Modbus, and HART, as well as in variable-frequency drives. In addition, the PIC16C54A-10I/P is widely used in industrial automation, printing and scanning machines, and automotive control systems.

PIC16C54A-10I/P is also widely used in home appliances, such as washing machines, refrigerators, and microwave ovens. They can also be found in transportation systems, building control systems, and medical equipment, such as ventilators, ECG machines, and X-ray machines. Furthermore, it is commonly used in point-of-sale systems, security systems, and data acquisition systems.

Working Principle

The PIC16C54A-10I/P is an 8-bit computer microcontroller. It has a Harvard architecture with two internal buses, one for instruction and one for data. It has two separate memory types – ROM and RAM. The ROM was designed with a 8k-bit program memory and a 16-bit data memory. The ROM stores all the instructions and data, while the RAM stores all the intermediate data and for storing register values.

At the heart of the PIC16C54A-10I/P sits an 8-bit CPU, which has four main CPU registers – PCL, STATUS, TBLPTR and FSR. PCL (Program Counter Low) is a 16-bit register that contains the address of the instruction currently being executed, while STATUS is a 5-bit register that contains the flags of the status register. TBLPTR is a 16-bit register which contains the address of the program memory, while FSR is a 16-bit register which contains the address of the data memory.

In addition, the PIC16C54A-10I/P contains four 8-bit general purpose registers, which are used for storing intermediate values, as well as eight 8-bit special purpose registers, which are used for controlling various aspects of the microcontroller’s functions. It also has a separate 8-bit instruction register, which stores and loads instruction words, as well as various status and control registers, which are used for interrupt control, timer control and oscillator control.

The PIC16C54A-10I/P contains four bidirectional I/O ports for connecting to external devices. It also has a parallel slave port for connecting to external memory or external peripherals. In addition, the microcontroller has an internal crystal oscillator for accurate timing, and it has a watchdog timer for detecting program execution errors.

Finally, the PIC16C54A-10I/P is powered by a 4.5V to 5.5V power supply. It has a maximum current consumption of 250mA at 5V and a maximum clock speed of 4 MHz. It runs on a wide temperature range, from -20°C to +85°C. With its versatile features, reliable performance, and low cost, the PIC16C54A-10I/P is an excellent choice for embedded applications.

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