What models of single chip microcomputer are there? Give a brief introduction. No, don't come in.

Brief introduction of single chip microcomputer types

The AVR microcontroller of ATMEL Company is an enhanced RISC microcontroller with built-in Flash. The flash memory on the chip is attached to the user's product and can be programmed and reprogrammed at any time, making the user's product design simple and convenient to update. AVR microcontroller adopts enhanced RISC structure, which makes it have high-speed processing ability and can execute complex instructions in one clock cycle. The processing capacity of 1MIPS can be achieved per MHz. The working voltage of AVR microcontroller is 2.7~6.0V, which can optimize the power consumption. AVR microcontroller is widely used in computer peripherals, industrial real-time control, instrumentation, communication equipment, household appliances, aerospace equipment and other fields.

Motorola microcontroller:

Motorola is the largest single-chip microcomputer manufacturer in the world. Since M6800, various single-chip microcomputers have been developed, including 4-bit, 8-bit and 16-bit 32-bit, among which the typical ones are: 8-bit M6805, M68HC05 series, 8-bit enhanced M68HC 165438 and M68HC65438. 16 bit computer M68HC 16, 32 bit computer M683xx. One of the characteristics of Motorola single chip microcomputer is that the clock frequency used is much lower than that of Intel single chip microcomputer with the same speed, which makes it have low high-frequency noise and strong anti-interference ability, and is more suitable for industrial control field and harsh environment.

MicroChip MCU: The main products of MicroChip MCU are PIC 16C series and 17C series 8-bit MCU. CPU adopts RISC structure, with only 33, 35 and 58 instructions respectively, and adopts Harvard double bus structure, which has the advantages of fast running speed, low working voltage, low power consumption, large direct driving ability of input and output, low price and one-time programming. Small size. Suitable for high consumption, low grade and price sensitive products. It is widely used in office automation equipment, consumer electronics, telecommunications, intelligent instruments, automotive electronics, financial electronics and industrial control. PIC series single-chip microcomputer has been increasing year by year in the world single-chip microcomputer market share ranking, and it has developed very rapidly.

MDT20XX series single chip microcomputer;

The industrial OTP microcontroller produced by Micon company has the same pins as PIC microcontroller. Haier group's refrigerator controller, TCL communication products and Changan Alto Suzuki automobile distributor all use this single chip microcomputer.

EM78 series OTP microcontroller: Taiwan Province Yilong Electronics Co., Ltd., directly replacing PIC 16CXX, pin compatible, software convertible.

Scenix single chip microcomputer: SX series single chip microcomputer with 8-bit RISC structure introduced by Scenix company and Pentium II of Intel company are

SX series double clock setting, the instruction running speed can reach 50/75/ 100MIPS (one million instructions per second, XXX M instructions per second); It has the function of virtual peripheral, flexible I/O ports, and all I/O ports can be programmed independently. The company provides various I/O library functions to realize the functions of various I/O modules, such as multi-channel UART, multi-channel A/D, PWM, SPI, DTMF, FS and LCD driver. Using EEPROM/FLASH program memory, online system programming can be realized. Through the computer RS232C interface,

Epson microcontroller:

Epson MCU is famous for its low voltage, low power consumption and built-in LCD driver, especially the LCD driver is very good. Widely used in industrial control, medical equipment, household appliances, instrumentation, communication equipment and handheld consumer products. At present, Epson has launched four-bit single chip microcomputer SMC62 series, SMC63 series, SMC60 series and eight-bit single chip microcomputer SMC88 series.

Toshiba single chip microcomputer;

Toshiba has a full range of single-chip computers, and 4-bit computers have a good market in the field of home appliances. 8-bit computers mainly include 870 series and 90 series. This kind of single chip microcomputer is allowed to use slow mode, and the power consumption is reduced to 10UA when using 32K clock. Toshiba's 32-bit microcontroller uses MIPS.

The CPU structure of 3000A RISC is oriented to VCD, digital camera, image processing and other markets.

805 1 single chip microcomputer;

805 1 single chip microcomputer was first introduced by Intel company. Later, many companies bought the 805 1 kernel, which made the MCU series with 805 1 kernel become the most productive and widely used MCU in the world. Some people speculate that 805 1 may eventually form a de facto standard MCU chip.

GMS90 series MCU produced by LG company is compatible with Intel MCS-5 1 series, ATMEL 89C5 1/52, 89C205 1 and other microcontrollers. Using CMOS technology, the clock frequency is as high as 40MHZ, which is used in: multifunctional phones, intelligent sensors, watt-hour meters, industrial control, anti-theft alarm devices and various instruments.

Winbond MCU: Winbond's W77 and W78 series 8-bit MCU is compatible with 805 1, but each instruction cycle only needs 4 clock cycles, the speed is tripled, and the highest working frequency can reach 40MHz. At the same time, watchdog timer, 6 groups of external interrupt sources and 2 groups of UART are added. Four-bit MCU with two sets of data pointers and waiting state control pins. The W74 1 series is driven by liquid crystal, which can be burned online with high confidentiality and low working voltage (1.2V~ 1.8V).

Zilog microcontroller:

Z8 single chip microcomputer is a product of Zilog company, which adopts multi-accumulator structure, has strong interrupt handling ability and cheap development tools. Z8 single-chip microcomputer is used in low-end applications, and the price is low. I think many people know Z80 single chip microcomputer. Until the end of 1990s, many universities were still talking about the microcomputer principle of Z80.

NS microcontroller:

COP8 microcontroller is a product of NS (National Semiconductor Company), which integrates 16-bit A/D, which is relatively rare. It is unique in watchdog multi-channel and stop mode single chip microcomputer wake-up mode. In addition, COP8 program encryption is also done well.

Summary of application fields of single chip microcomputer

1. Image sensor online length measurement system.

Satellite TV serial port simulates the application of SPI and I2C, such as data transmission of radar admission.

3. Directly cooperate with AD chip and various data sensors.

4. Take the single chip microcomputer as the control object, and use the 232 communication between the single chip microcomputer and PC to control.

5. Various charging systems composed of IC card, single chip microcomputer and PC.

6. A system for controlling various stepping motors to complete industrial control tasks through a single chip microcomputer.

⒎ A system (such as program-controlled exchange system) that controls all kinds of electrical equipment to complete industrial control tasks through single chip microcomputer.

⒏ It can be used in the control field of motor frequency conversion technology.

Various measuring tools, such as water level gauge, are widely used in hydrology.

⒑ Large pointer clock controller, which mainly controls the motor to drive the pointer according to time.

(1) Electronic batching controller, based on automatic or semi-automatic control of small-scale production, such as controlling feeding and stirring.

5] Use timer and capture function to detect a system. Can provide alarm, control, etc. Such as water level control, temperature control, automatic washing machine, etc.

⒔ Electronic weighing machine

5. Teaching instruments and medical instruments.

⒖ Neon controller composed of single chip microcomputer.

[6] At the time of heat treatment, it was measured with a thermomagnetic instrument.

⒘ All kinds of metal flaw detection instruments.

Being intelligent monitor for mine production.

Pet-name ruby coal counter in coal mine

20. Automobile safety system

2 1. Intelligent toys

22. Measure the river water level with ultrasonic waves.

23. AC monitor

24. Fire alarm monitoring system

25. All kinds of water meters and water meters

In a word, MCU technology is widely used in various instrument production units, petroleum, chemical industry, textile, mechanical processing and other industries.

Finally, if you see this, it means that you have learned my knowledge, then add points, hehe, how much is optional, as long as you have the heart!