1. Motorola microcontroller:
Motorola is the world's largest microcontroller manufacturers, full range of varieties, a wide range of choices, more new products, in the 8-bit machine 68HC05
and upgraded products 68HC08, 68HC05 more than 200 varieties of 30 series, production of more than 2 billion pieces. 8-bit enhancement type microcontroller
machines 68HC05
and upgraded products. 8-bit enhanced microcontroller
Machine 68HC11 also has more than 30 varieties, annual output of more than 100 million pieces, upgraded products 68HC12. 16-bit microcontroller 68HC16
There are more than a dozen varieties of 32-bit microcomputer 683 XX series also have dozens of varieties. In recent years to PowerPC, Codfire, M.CORE
as the CPU, with DSP as an auxiliary module integration of the microcontroller has also been launched, is still the first choice of microcontroller products
brand Motorola microcontroller is characterized by one of the characteristics of the same speed under the use of the clock is much lower than the Intel class of microcontrollers, thus making
Low high-frequency noise.
High-frequency noise is low, anti-jamming ability is strong, more suitable for use in the field of industrial control, as well as harsh environments. Motorola 8-bit microcontroller in the past strategy
is mask-based, recently launched the OTP program to adapt to the development of microcontrollers, in the 32-bit machine, the M.CORE in terms of performance and power consumption
wins over the ARM7.
2. Microchip microcontrollers:
Microchip microcontrollers are the fastest growing market segment. Their main product is the 16C series of 8-bit microcontrollers, with a RISC CPU
that has only 33 instructions, is fast, and has a reputation for being low-cost, with a typical price tag of less than $1. Microchip microcontrollers do not have masks, and they are all OTP devices (they now offer a FLASH type of microcontroller
). Microchip emphasizes cost-saving and optimized designs for high-volume, low-grade, price-sensitive products.
3. Scenix microcontroller:
Scenix microcontroller I/O module is the most creative. I/O module integration and combination of technologies is an indispensable and important aspect of microcontroller technology
. In addition to the traditional I/O modules such as parallel I/O, URT, SPI, I2C, A/D, PWM, PLL, DTMF, etc., the new I/O modules are not
continuously appear, such as USB, CAN, J1850, the most representative of the Motorola 32-bit microcontroller, which integrates a variety of communication protocols
including the I/O modules, and Scenix MCU I/O modules. Scenix microcontroller in the processing of I/O modules to introduce the concept of virtual I/O. Scenix microcontroller adopts
RISC structure of the CPU, so that the maximum operating frequency of the CPU up to 50MHz, the operation speed is close to 50MIPS. With a strong CPU,
various I/O functions can be simulated by software. The microcontroller is available in a 20/28-pin package. A variety of I/O library functions are available to implement various I/O modules. These software modules include multiple UARTs, multiple A/Ds, PWMs, SPIs, DTMFs, FSKs, LCD drivers, etc., which are usually quite complex to implement in hardware.
4. NEC microcontroller:
NEC microcontroller self-contained system to 8-bit machine 78K series of the highest yield, but also 16-bit, 32-bit microcontroller. 16-bit microcontroller using
Internal frequency doubling technology, in order to reduce the frequency of the external clock. Some microcontrollers have built-in operating systems. NEC's sales strategy focuses on serving
large customers and invests considerable technical resources to help them develop new products.
5. Toshiba microcontrollers:
Toshiba microcontrollers range from 4-bit to 64-bit, with a full range of categories. 4-bit machines still have a large market in the field of home appliances. 8-bit machines mainly include the 870 series
Lines, the 90 series and so on. This type of microcontroller allows the use of slow mode, the use of 32KHz clock power consumption is as low as 10uA order of magnitude. CPU internal
Multiple sets of registers to use, so that the interrupt response and processing more quickly. Toshiba's 32-bit machine utilizes the MIPS3000 ARISC
CPU architecture and is targeted at the VCD, digital camera, and image processing markets.
6. Fujitsu microcontrollers:
Fujitsu also has 8-bit, 16-bit and 32-bit microcontrollers, but the 8-bit machines use a 16-bit CPU core. In other words, the 8-bit and 16-bit devices have the same instructions, which makes development easier. 8-bit devices are known as the MB8900 series, and 16-bit devices include the MB90 series.
Fujitsu focuses on serving large companies and customers, and helping them to develop their products.
7. Epson microcontroller:
Epson is known for specializing in the manufacture of liquid crystal displays, so the Epson microcontroller is mainly for the company's production of LCD support. Its single < / p >
chip LCD driver to do a particularly good. In the low-voltage, low-power consumption is also very distinctive. At present, 0.9V power supply microcontroller has been
market, soon LCD display watch will use 0.5V power supply.
8. 8051 Microcontroller
The first 8051/31 class microcontroller was introduced by Intel, and it is one of the most widely used microcontrollers in the world. As Intel
company will focus on 186, 386, Pentium and other PC-compatible high-grade chip development, 8051 class microcontroller is mainly Philips,
Samsung, Huabang and other companies to take over. These companies to maintain compatibility with the 8051 microcontroller based on the improvement of many features of the 8051.
Increased speed, reduced clock frequency, relaxed the dynamic range of the supply voltage, reduced the price of the product.
9. Zilog microcontroller:
Z8 microcontroller is the company's products, the use of multi-accumulator structure, a strong interrupt processing capabilities. Products for the OTP type, Z8 microcontroller
machine development tools can be said to be inexpensive. Z8 microcontroller to low-price advantage for low-end applications to 18-pin package bit
main, ROM bit 0.5 ~ 2KB. Recently, Zilog has introduced a Z86 series of microcontrollers, the series of internal integration of inexpensive DSP
unit.
10. Atmel Microcontrollers:
ATMEL is the world's leading semiconductor company for high-performance, low-power non-volatile memory and digital integrated circuits.
ATMEL is most noted for its EEPROM Erasable Technology Flash Memory Technology and its high quality
high reliability manufacturing. In the field of CMOS device manufacturing, ATMEL's advanced design, superior manufacturing processes, and
packaging technologies have always been among the world's leaders, and their application to the production of microcontrollers has resulted in microcontrollers with outstanding qualities in terms of
architecture, performance, and functionality. Its production of the AT90 series is an enhanced RISC on-board FLASH monolithic
machine, often referred to as the AVR series. AT91M series is based on the ARM7TDMI embedded processor ATMEL 16/32 microprocessor
a new member of the processor series, the processor with high-density 16-bit instruction set to achieve a highly efficient 32-bit RISC
structure.
A new member of ATMAL's 16/32 microprocessor family. In addition, ATMAL's enhanced 51 series of microcontrollers are still very popular in the market, with the AT89S51
being very active.
11. TI's MSP430 series of microcontrollers:
MSP430 series of microcontrollers is a 16-bit microcontroller developed by TI. Its outstanding feature is ultra-low power consumption, very suitable for
various occasions with low power requirements. There are a number of series and models, respectively, by some basic functional modules according to different application objectives
combined. Typical applications are flow meters, smart meters, medical equipment and security systems. Due to its high performance-price
grid ratio, the application has become more and more widespread.
12. NS microcontroller:
COP8 microcontroller is a product of the National Semiconductor Corporation, the company is known for the production of advanced analog circuits, can produce a high level of
level of digital-analog hybrid circuits. COP8 microcontroller internal integration of the 16-bit A/D, which is not common in microcontrollers.
COP8
Microcontrollers internal The COP8
Microcontroller uses an EMI circuit, and is unique in its watchdog circuitry and STOP wake-up mode.
Additionally, COP8's program encryption is very good.
13. STC microcontroller:
STC microcontroller is fully compatible with the 51 microcontroller, and has its own unique features, its strong anti-interference, strong encryption, ultra-low power consumption, can be remotely
upgrade, the internal MAX810 dedicated reset circuitry, and cheaper, due to these features make the STC series of microcontrollers are increasingly
used
widely. Widely used.
14. Samsung microcontroller:
Samsung microcontroller KS51 and KS57 series of 4-bit microcontrollers, KS86 and KS88 series of 8-bit microcontrollers, KS17 series of 16
-bit microcontrollers and 32-bit microcontrollers of the KS32 series, Samsung also produces for the ARM company ARM microcontrollers, the common S344b0 and so on.
Samsung microcontroller for the OTP type ISP on-chip programming function.
15. Sunplus Microcontrollers:
Sunplus Technology CO. LTD (Taiwan, China) is specialized in the development of 8-bit and 16-bit microcontrollers.
SPMC65 series microcontrollers are Sunplus's main products, utilizing the 8-bit SPMC65 CPU core, and forming a series of products with different on-chip resources around this general-purpose CPU
core. In the series of chips, the same on-chip hardware function modules have the same
same resource characteristics; different models of chips are only deleted from the on-chip resources. Its biggest feature is super anti-interference. Widely used in household appliances, industrial control, instrumentation, security alarms, computer peripherals, etc. SPMC75 series
Microcontroller core adopts Sunplus Technology's proprietary intellectual property rights of μ' nSP (Microcontroller and Signal Processor) 16-bit
Microprocessor SPMC75 series. The microcontroller integrates a variety of functional modules: multifunction I/O ports, serial ports, ADCs, timer counters and other common hardware modules, as well as a PWM generator that generates motor drive waveforms, a multifunction capture and compare
module, a BLDC motor drive position detection interface, a two-phase incremental encoder interface and other special hardware, which are mainly used for variable
frequency motor drive control. The SPMC75 series of microcontrollers are designed for variable-frequency motor drive control. With strong anti-interference capability, SPMC75 series are widely used in home appliances, inverter
frequency converter, industrial control and other control fields.
16. Hua gang microcontroller:
Hua gang microcontroller belongs to the 8051 class of microcontrollers, their W78 series is compatible with the standard 8051, W77 series for the enhancement of the 51,
The timing of the 8051 has been improved. The same clock under the speed of a lot faster. In the 4-bit machine Hua gang have 921 series, with LCD driver
741 series. In the 32-bit machine, Huabang use the Hewlett-Packard PA-RISC microcontroller technology to produce low 32-bit RISC
microcontroller.
17. SST microcontroller:
SST89 series microcontrollers are standard 51 series microcontrollers, including SST89E/V52RD2,
SST89E/V54RD2, SST89E/V58RD2, SST89E/V554RC, SST89E/V564RD etc. SST89E/V54RD2, SST89E/V58RD2, SST89E/V554RC, SST89E/V564RD and so on. V564RD and so on. It is compatible with 8052 series microcontrollers. It is compatible with 8052 series microcontrollers. It provides in-system programming (ISP function). The internal flash memory can be erased more than 10,000 times and the program storage time can be up to 100
years.