2020 MCU Practical Technology(常州机电职业技术学院) 最新满分章节测试答案

本答案对应课程为:点我自动跳转查看
本课程起止时间为:2020-05-18到2020-05-18
本篇答案更新状态:已完结

【作业】Project 1： Household Lighting Control System Design Project 1 Task 1 Lab Assignment

1、 问题:Use the Protues and Keil C51 software to simulate the one LED basic operation. MCU controls one LED turn on and turn off.
评分规则: 【 Design
Code follows design
Debug
】

Project 1： Household Lighting Control System Design Project 1 Task 1 Quiz

1、 问题:What is the MCU control core, complete operations and control functions.
选项：
A:CPU
B:RAM
C:ROM
D:ALE
答案: 【CPU】

2、 问题:MCU is essentially a       
选项：
A:chip
B:circuit board
C:Program
D:C51 software
答案: 【chip】

3、 问题:Which two parts of the MCU application system?
选项：
A:arithmetic unit and the controller
B:memory and register
C:hardware system and software system
D:input and output
答案: 【hardware system and software system】

4、 问题:What are the two parts of a CPU?
选项：
A:arithmetic unit and controller
B:adders and registers
C:arithmetic unit and adder
D:arithmetic unit and decode
答案: 【arithmetic unit and controller】

5、 问题:Which of the following components is not integrated in the MCU?
选项：
A:input devices
B:memory
C:CPU
D:interface circuit
答案: 【input devices】

6、 问题:Intel 8051 MCU is a         bit MCU
选项：
A:32-bit
B:16-bit
C:8-bit
D:4-bit
答案: 【8-bit】

7、 问题:Which of the following devices are external input devices?
选项：
A:LED
B:switch
C:keyboard
D:mouse
答案: 【switch;
keyboard;
mouse】

8、 问题:Keil C51 software can translate the high-level language into the MCU can recognize the binary language.
选项：
A:正确
B:错误
答案: 【正确】

9、 问题:There is only one way to execute a program continuously using Keil C51 software.
选项：
A:正确
B:错误
答案: 【错误】

10、 问题:C language program can be downloaded directly to the MCU.
选项：
A:正确
B:错误
答案: 【错误】

【作业】Project 1： Household Lighting Control System Design Project 1 Task 2 Lab Assignment

1、 问题:8 LEDs are connected to port 2. They display by the following steps:All the LEDs are turned on for a few secondAll the LEDs are turned off for a few secondThe left 4 LEDs are turned on, while the right 4 LEDs are turned off for a few secondThe right 4 LEDs are turned on, while the left 4 LEDs are turned off for a few secondTurn on one by one from left to right
评分规则: 【 Design
Code follows design
Debug
】

Project 1： Household Lighting Control System Design Project 1 Task 3 Quiz

1、 问题:The name of the pin of the accessor store control signal is.
选项：
A:EA
B:PSEN
C:RST
D:ALE
答案: 【EA】

2、 问题:MCU parallel I/O port line P1.0 to P1.3 connected to four LED, at this time it is what interface function?
选项：
A:input interface
B:output interface
C: 
D: 
答案: 【output interface】

3、 问题:In 8051 MCU, the pin used in the input/output pin for the special second function is ().
选项：
A:P0
B:P1
C:P2
D:P3
答案: 【P3】

4、 问题:When is the value of an expression in if false?
选项：
A:0
B:1
C: 
D: 
答案: 【0】

5、 问题:If a key is defined as K, low when pressed, and high when released, which of the following options describes the statement waiting for the key to be released?
选项：
A:while (K);
B:while (! K);
C:while (K = = 0);
D:while (K = = 1);
答案: 【while (! K);;
while (K = = 0);】

6、 问题:EA must be grounded if MCS-51 chip memory pin is not used.
选项：
A:正确
B:错误
答案: 【正确】

7、 问题:To judge whether switch K is pressed or not, use if(! K) { }
选项：
A:正确
B:错误
答案: 【正确】

8、 问题:In the design of SCM application system, in addition to the power supply and ground pin,       ,     ,      ,      pin signal must be connected to the corresponding circuit.
答案: 【XTAL1,XTAL2,RST,EA】

9、 问题:MCS-51 MCU parallel I/O port has 4 8-bit I/O ports, respectively     ,     ,     ,   .
答案: 【P0,P1,P2,P3】

10、 问题:In MCS-51 MCU pin signal, the signal name with the line indicates that the signal is    valid.
答案: 【low level】

Project 2： Household Access Control System Design Project 2 Task 3 Quiz

1、 问题:What is the place where the main program is broken?
选项：
A:the interrupt source
B:entrance address
C:interrupt vector
D:a breakpoint
答案: 【a breakpoint】

2、 问题:How many interrupt sources does MCU interrupt system have?
选项：
A:1
B:2
C:4
D:5
答案: 【5】

3、 问题:How many interrupt priority levels does MCU interrupt system have?
选项：
A:1
B:2
C:4
D:5
答案: 【2】

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