P87C52X2FN,112

Basic Information Overview

Category: Microcontroller
Use: Embedded systems, control applications
Characteristics: High-performance, low-power consumption, versatile
Package: Plastic Dual In-Line Package (PDIP)
Essence: 8-bit microcontroller with on-chip Flash memory and 32 I/O lines
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

Architecture: 8051
CPU Speed: 12 MHz
Program Memory Size: 8 KB
RAM Size: 256 bytes
Data EEPROM Size: 512 bytes
Number of I/O Lines: 32
Timers/Counters: 3
Serial Communication: UART
Operating Voltage Range: 2.7V to 5.5V
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The P87C52X2FN,112 microcontroller has a total of 40 pins. The pin configuration is as follows:

P0.0 / AD0
P0.1 / AD1
P0.2 / AD2
P0.3 / AD3
P0.4 / AD4
P0.5 / AD5
P0.6 / AD6
P0.7 / AD7
RST
PSEN
ALE / PROG
EA / VPP
P2.0 / A8
P2.1 / A9
P2.2 / A10
P2.3 / A11
P2.4 / A12
P2.5 / A13
P2.6 / A14
P2.7 / A15
XTAL1
XTAL2
GND
VCC
P1.0 / T2
P1.1 / T2EX
P1.2 / WR
P1.3 / RD
P1.4 / T0
P1.5 / T1
P1.6 / INT0
P1.7 / INT1
P3.0 / RXD
P3.1 / TXD
P3.2 / INT2
P3.3 / INT3
P3.4 / T0
P3.5 / T1
P3.6 / WR
P3.7 / RD

Functional Features

On-chip Flash memory for program storage
8-bit CPU with a wide range of instructions
Multiple timers/counters for precise timing operations
UART for serial communication
Interrupt capability for event-driven programming
Low-power consumption for energy-efficient applications
Versatile I/O lines for interfacing with external devices

Advantages and Disadvantages

Advantages: - High-performance microcontroller suitable for various control applications - Ample program memory and I/O lines for flexibility in design - Low-power consumption extends battery life in portable devices - Wide operating voltage range allows compatibility with different power sources

Disadvantages: - Limited RAM size may restrict the complexity of programs - 8-bit architecture may not be sufficient for demanding computational tasks - Lack of built-in peripherals may require additional external components

Working Principles

The P87C52X2FN,112 microcontroller operates based on the 8051 architecture. It executes instructions stored in its on-chip Flash memory to perform various tasks. The CPU communicates with external devices through the I/O lines and utilizes timers/counters for precise timing operations. Interrupts can be used to handle events asynchronously, enhancing the responsiveness of the system. The UART enables serial communication with other devices.

Detailed Application Field Plans

The P87C52X2FN,112 microcontroller finds applications in a wide range of fields, including: - Industrial automation - Home appliances control - Automotive systems - Medical devices - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the P87C52X2FN,112 microcontroller are: - AT89C51ED2 - PIC16F877A - STM32F103C8T6 - MSP430G2553 - LPC1768

Note: These alternative models may have different specifications and pin configurations. It is important to consider the specific requirements of the application before selecting an alternative model.

Word count: 529 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P87C52X2FN,112 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of P87C52X2FN,112 in technical solutions:

Q: What is P87C52X2FN,112? A: P87C52X2FN,112 is a microcontroller from NXP Semiconductors, specifically designed for embedded systems applications.
Q: What are the key features of P87C52X2FN,112? A: Some key features include an 8-bit CPU, 8K bytes of on-chip program memory, 256 bytes of RAM, multiple I/O ports, timers/counters, and serial communication interfaces.
Q: What is the operating voltage range for P87C52X2FN,112? A: The operating voltage range for this microcontroller is typically between 4.5V and 5.5V.
Q: Can I use P87C52X2FN,112 in battery-powered applications? A: Yes, you can use it in battery-powered applications as long as the supply voltage falls within the specified operating range.
Q: What programming language can be used with P87C52X2FN,112? A: P87C52X2FN,112 supports assembly language programming, which is commonly used for low-level programming of microcontrollers.
Q: How many I/O ports does P87C52X2FN,112 have? A: P87C52X2FN,112 has four 8-bit I/O ports, namely P0, P1, P2, and P3, which can be configured as inputs or outputs.
Q: Can I interface P87C52X2FN,112 with external devices? A: Yes, you can interface it with external devices using the available I/O ports, serial communication interfaces, and other supported protocols.
Q: What is the maximum clock frequency for P87C52X2FN,112? A: The maximum clock frequency for this microcontroller is typically 33 MHz.
Q: Does P87C52X2FN,112 have any built-in timers/counters? A: Yes, it has two 16-bit timers/counters, Timer 0 and Timer 1, which can be used for various timing and counting applications.
Q: Is P87C52X2FN,112 suitable for real-time applications? A: Yes, P87C52X2FN,112 can be used in real-time applications due to its timer/counters and interrupt capabilities, allowing precise timing and event handling.

Please note that the specific details and features may vary depending on the datasheet and version of the microcontroller.