微指令

详细讨论了微处理器（MP）指令系统中被描述指令的配置方法，并在将MP结构划分成控制器和受控电路的基础上，结合实例就MP功能微指令描述的规范化问题作了详尽的说明。

The method for instruction configuration of microprocessor ( MP ) instruction system is discussed in detail . Based on the division of MP construction into controller and under controller , the standard description of MP function with microinstruction is illustrated in detail by a given example .

基于微指令覆盖的最小指令集测试算法

A Minimum Instruction Set Testing Algorithm Based on Microinstruction Coverage

简化CPU模型中微指令的分析和设计方法

An Analysis and Programming of CPU Microinstructions

设计、编写或测试一条或多条微指令。

To design , write and test one or more microinstructions .

指令额很微指令的格式不同。

Instructions and microinstructions do not have the same format .

固件工程中构造微指令的一个新方法

A New Approach to Organizing Microinstructions in Firmware Engineering

多重关系中的表只能包含一个子序列。子序列计数器微指令计数器

A table in multiple relationships can only have one child order . subsequence counter

微处理器功能的微指令描述

Description of microprocessor ′ s function with microinstruction

一个微指令序列。微程序主要用于实现一些机器指令。

A sequence of microinstructions . Microprograms are mainly used to implement machine instructions .

用微指令进行编码的技术。

Coding with the use of microinstructions .

微指令不需译码。

No decoding is needed to microinstruction .

执行一个微指令所需的时间，通常执行一条指令需要若干个微周期。

The time in which one microinstruction is executed . In general , several microcycles are required to execute one instruction .

根据可复用的微指令集和受限语言的特点，我们依照不同逻辑控制条件设计的解释器系统结构简单，易于实现，使系统具有一定的通用性和灵活性。

Considering features of the microinstruction set and constrained-language , the interpreter designed with different control logic is simple , easy to realize and makes the system quite general and flexible .

用分组直接控制法可使微指令字长和控制存储器的容量减少50%以上，可降低微处理器芯片的成本、提高微处理器的性能价格比。

Using SDC both the word length of microinstruction and the capacity of control memory can be reduced at least 50 % , cost of microprocessor chip can be reduced and cost / performance of microprocessors can be improved .

因此，在机器指令具有多重操作码，且允许在一个微指令周期中实现其全部功能等场合下，两级地址编码的方法可作为实现全面微程序控制的一种可取的方法。

Therefore , the double level address-encoding may be considered as a possible technique for implementing the microprogramming completely , provided that the machine code is available with multiple operation parts and the execution of all their functions can be accomplished within one microcode period .

在微指令级识别物理并行性和处理资源冲突，有利于提高微程序设计的灵活性和微程序的效率，有利于实现微程序设计高级语言的设计目标。

The identification of the physical parallelism and the detection of resource conflicts not at the microprogram level but at the microinstruction level are useful to increase the flexibility in microprogramming and the efficiency of microprograms , and to realize the project of high level microprogramming languages .

微代码指令系统成分

Microcode instruction set component

类微计算机指令系统指令中指明将要完成的算术运算或逻辑运算类型的那一部分，而不是操作数地址的部分。

The part in an instruction that specifies the kind of arithmetical or logical operation to be performed , but not the address of the operands .

该微控制器的指令集完全兼容于MCS-51系列的微控制器。

It 's based on the present SoC system technology , and completely compatible with the MCS-51 series microcontroller .

本微控制器的指令集与INTEL的MCS-51系列完全兼容，共有111条指令，功能强大。

Its instruction set is compatible with that of INTEL MCS-51 series , which includes 111 instructions and can fulfill various tasks .

在该测试系统中，由计算机通过串行通讯端口向微控制器发送指令，微控制器与芯片间通过串行外围设备端口进行通讯，由微控制器向芯片发送指令并接受芯片的响应。

During test system , the computer can send command to MCU through RS232 . MCU send instructions to IC which was tested through SPI and accepted respond .

微程序地址控制指令

Microprogram address control instruction

微程序控制器的设计实现，设计了微指令的格式和双时钟微程序控制器的结构，给出了微程序执行控制逻辑的详细设计方案；

Design micro-instruction controller as the control path of CPU , propose double-clock stucture for micro-instruction controller , present detail design scheme for micro-program execute control ;

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；

Present the design scheme of microprogramming developing platform . The microinstruction compiler and emulator are developed . Moreover , the relevant optimization and verification are conducted .

搭建模拟微控器外围电路的仿真环境，实现微控器全指令集的测试。

Develop the simulation environment for full-instruction simulation of the Microcontroller ;

从计算机硬件结构出发，研究了微程序级中不同层次的控制信息，给出了微命令和微操作的形式定义，然后根据微操作的物理并行性提出了构造微指令的方法。

Starting from the hardware configuration of the computer , a variety of hierarchies of control information at the microprogramming level is considered , the formal definition of microoperations is developed , and the microinstructions are organized based on the physical parallelism between microoperations .