PIC17C42AT-25I/PQ

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PIC17C42AT-25I/PQ is an 8-bit mid-range CMOS microcontroller with a wide range of applications. It is powered by the PIC17C42AT-25I/PQ Core, a version of the Microchip PIC Microcontroller processor architecture, which is used by a range of industries to develop embedded applications. The microcontroller itself is designed for applications that require the highest performance, low power consumption, and small size. This article will discuss the features and advantages of the PIC17C42AT-25I/PQ, as well as its application field and working principle.

Features and Advantages

One of the main features of the PIC17C42AT-25I/PQ is its low power consumption. The microcontroller offers a low active current of 10 µA and a sleep mode current of 0.1 µAby which the device can wake up quickly and still maintain system stability. Additionally, the PIC17C42AT-25I/PQ comes with a 5V tolerant I/O pins which are highly immune against noise and consume less power. This makes the device ideal for a variety of power-sensitive applications.

The PIC17C42AT-25I/PQ also offers high performance with a program memory of up to 32KB in which programs and data can be stored and executed quickly. Furthermore, the I/O ports provide an additional 8 I/Or outputs to provide quick and flexible connections to other devices and systems. The device also features programmable timers and counters, multiplexed A/D converters, and multiplexed PWM outputs.

In addition to its features and advantages, the PIC17C42AT-25I/PQ has the ability to run any operating system, making it suitable for a wide range of embedded applications. This is due to the device\'s ability to support both the 16-bit and 32-bit processor architectures, allowing it to run complex software applications. The device is also certified to be compatible with all major development tools, including integrated development environments (IDEs).

Application Field and Working Principle

The PIC17C42AT-25I/PQ is commonly used in a wide range of embedded applications, such as monitoring systems, automotive systems, wireless communication applications, industrial control systems, and many more. The microcontroller’s high performance and low power consumption make it ideal for most types of embedded applications.

The working principle of the PIC17C42AT-25I/PQ is based on a Von Neumann processor architecture. The device’s central processing unit (CPU) consists of a set of core instructions that are used to execute the program code stored in the program memory. The program memory contains both the code that the CPU must execute and any data that is to be processed by the CPU. When the CPU gets the instruction, it retrieves the data and begins to execute the instruction.

The CPU issues read/write cycles over the bus that connects the CPU to the external RAM and ROM. When a read or write instruction is issued, the data on the data bus is written to or read from the external memory. The CPU is then able to access the data and instructions in the program memory and take the next instruction.

Aside from the CPU, the PIC17C42AT-25I/PQ has a number of other hardware components that are used to perform other tasks. These include the I/O ports, which are used to connect external devices to the CPU, and the timers, which are used to control the timing of certain instructions. The microcontroller also contains a number of peripherals that provide additional functionality such as analog-to-digital conversion, pulse-width modulation, serial communications, and interrupts.

In summary, the PIC17C42AT-25I/PQ is a powerful and efficient 8-bit mid-range CMOS microcontroller with a wide range of applications. Its features and low power consumption make it ideal for embedded applications. It runs on the PIC17C42AT-25I/PQ Core, a version of the Microchip PIC microcontroller processor architecture, which offers high performance and flexibility. Its application field covers monitoring systems, automotive systems, wireless communication, industrial control systems, and more. Its working principle is based on a Von Neumann processor architecture, which enables the device to run complex software applications and allows for quick read/write cycles to the external RAM and ROM.

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