微程序设计

The architecture of CISC microprocessor such as the x86 serials plays an important role in the embedded microprocessor field.

以x86为主的CISC结构微处理器在嵌入式微处理器中占据十分重要的地位，微程序的开发设计是CISC结构微处理器设计的关键问题之一。

Longtium"" PC 104 motherboard in industrial control field based on ""Longtium"" S1 could run DOS and relevant applications.2. Systemically analyze the architecture of ""Longtium"" Cl microprocessor. The principle, characteristic of instruction system is discussed and its history is introduced. In addition, the microinstruction format of ""Longtium"" Cl microprocessor is defined and the microprogramming controller is designed.3. Present the design scheme of microprogramming developing platform. The microinstruction compiler and emulator are developed. Moreover, the relevant optimization and verification are conducted.4. The microprogramming developing platform is used in the developing of ""Longtium"" Cl. It enhanced the developing efficiency of microprogramming.

以"龙腾"C1为核心的SOC芯片——"龙腾"S1已经采用SMIC 0.18um COMS工艺流片成功，基于"龙腾S1"实现的"龙腾"PC104工控系统主机板能正确运行DOS操作系统和应用程序； 2、系统分析了"龙腾"C1微处理器体系结构，研究了指令系统的原理、特点以及指令系统的发展，确定了"龙腾"C1微处理器的微指令格式，并完成了微程序控制器设计； 3、提出了微程序开发平台的设计方案，开发了微指令汇编器和微指令仿真器，并进行了相应优化及验证； 4、将该微程序开发平台应用在"龙腾"C1微处理器的设计中，提高了微程序开发效率。

Course Content:This course is mainly about instruction system,the organization of CPU,data transmission path, instruction control flow, memory management, microprogram design, interruption system and I/O system.

课程内容：指令系统和中央处理器组织，数据传递路径和指令控制流程，存储管理，微程序设计，中断系统和输入输出系统等。

A topdown design of an 8bit RISC MCU is presented, in order to overcome the limitation of MCS51 microcontroller The core is based on Harvard architecture with 16bit instruction length and 8bit data length The performance of the MCU has been greatly improved by introducing singleclockcycle instructions, setting multiple highspeed working registers, replacing microprogram with direct logic block, etc FPGA verification and computer simulation show that its maximum clock frequency and instruction e...

在对传统的MCS51系列单片微控制器的局限性进行分析的基础上，设计了一种基于增强8位RISC构架的微控制器内核。该MCU核采用哈佛结构、16位指令字长和8位数据字长，通过设计单周期指令、在内部设置多个快速寄存器及采用硬布线逻辑代替微程序控制的方法，加快了微处理器的速度，提高了指令的执行效率。计算机仿真验证和FPGA仿真验证的结果表明，该MCU的最高时钟频率和指令执行效率等指标均优于MCS51的5倍以上。

Hardware subsystem specifications: machine word length is16 bits, 64 instructions, arithmetic unit consists of bit-slice IC chips, control unit uses microprogram ming scheme and supports dynamic microprogram ming.

运算器部件选用位片结构器件实现，控制部件采用微程序方案，支持动态微程序设计。

Because the computing method for coordinate rotation, microprogramming design, automatic fault detection routine, sequential operating control and all components of solid integrated circuit are used, the machine is simple, accurate, fle...

由于采用座标旋转计算方法、采用微程序设计、采用故障自动检查程序、采用顺序操作控制以及全部采用固体电路，使机器简单、准确、灵活、可靠。

Design the microprogramming and developing platform for ""Longtium"" C1.""Longtium"" S1, containing the SOC chip core ""Longtium"" C1, has been successfully implemented under 0.18μm CMOS technology.""

本论文主要工作包括： 1、参与完成了"龙腾"C1微处理器的设计，负责完成了"龙腾"C1的微程序设计和微程序开发平台设计。

HLML? High Level Microprogramming Language?

高级微程序设计语言

It consists of the selection of sphygmus sensors; the choice and utilizations of USB interface chip, connection of circuit; the detailed plan on device firmware, device driver programs and applications; etc. A necessary description of USB 1.1 protocol is also presented here.

包括脉搏传感器的选用；微控制器和USB 接口芯片的选择、应用以及电路的连接；设备固件、设备驱动程序和应用程序的具体设计等。

A full digital inverted power supply based on LPC2131 ARM controller for CO2 arc welding was developed, and the control strategy of short circuiting transfer was proposed.

采用基于ARM7TDMI-S内核的LPC2131微控制器设计了一种全数字化控制的CO2电弧焊逆变电源，完成了硬件电路和软件程序。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。