Double-click Plctask, and then cycle ticks to modify the PLC scan cycle, for example, modified to 2ms?In order to verify whether it is really 2ms, can be used in the program with the counter binding, PLC2MS scan once, the counter is also increased by 0.002 per cycle, so you can see whether the time is one second of the increase.?In TC2, you need to switch to the task configuration and then navigate to a task (default is standard only), and then modify
In a task configuration, create a new task that can set the name and scan period?Right click on the Task,append program call and find the PRG written in the main application.?Run no problem, SUB1 collect the data of the Y variable of main once every second??For more instructional videos and downloads, please pay attention to the following information:My Youku Space:Http://i.youku.com/acetaohai123?My online forum:http://csrobot.gz01.bdysite.com/?Problem Exchange:qq:910358960Email:[email protected
(Various companies interview original questions) online has done a set of CC ++ integrated test questions, also to test your level (2), cc integrated test questions
I have read the last 10 que
JAVA back-end test questions (1), java back-end test questions
The weather turns cloudy on January 1, June 7, 2017. Good mood.
I took my first test last Saturday. I felt very bad. I did not have a solid grasp of the basic knowledge. Now I have summarized some of the
PHP basic knowledge test questions and analysis, php basic knowledge test questions
A total of 40 multiple-choice questions and 10 secondary questions are asked. The exam takes one and a half hours.
I. multiple choice
Oracle Database Development interview questions, I did not do the test at that time, now with the original questions and answers, oracle Test
1,
ID123567810111215
Table Name tt. use SQL to find the non-consecutive IDs in the ID column, for example, 4 which does not exist:
-- Create table and data create table tt (id in
Test Questions
// Write a function to flip the string. The flip method is as follows: "I am a student" is reversed to "student a am I" without any library function.
It is said that this question was frequently used in a written test or interview. I just saw this question in my book, and I saw it again in the blog Garden ("Publish a typical interview
51cto In the soft exam preparation season, the College specially sorted out "2014 soft exam programmers-frequent exam knowledge point review notes [summary]", to help schools pass smoothly! More Software proficiency test tutorials and questions, please pay attention to 51cto school-soft test classification !
Summary of exercise
51cto college specially sorted out "2014 soft test programmer-General test knowledge point review notes [summary]" in the soft test preparation season to help schools pass through smoothly! For more software proficiency test counseling and questions, please pay attention to
51cto college specially sorted out "2014 soft test programmer-General test knowledge point review notes [summary]" in the soft test preparation season to help schools pass through smoothly! For more software proficiency test counseling and questions, please pay attention to
51cto college specially sorted out "2014 soft test programmer-General test knowledge point review notes [summary]" in the soft test preparation season to help schools pass through smoothly! For more software proficiency test counseling and questions, please pay attention to
51cto college specially sorted out the "2014 soft test programmer-frequent test knowledge point review notes [summary]" in the soft test preparation season to help schools pass more software proficiency test counseling and questions. Please pay attention to 51cto school-soft
Label:Background: From the database, randomly generate a paper, the type of test paper is divided into radio, multi-choice, judging three types of questions. First I need to generate a random number ID (before this I need to know the number of questions in the database, so that I can set the random number), and based on the generated random number ID, to find the
Others ask questions of the post, casually hit some, talk about their views.
Original posts: http://bbs.51testing.com/thread-475716-1-1.html
1. How to improve the defect detection rate in the test process, so that the test problem as far as possible in the first to second round of discovery, reduce the number of bug per round.Defect detection rate, more to un
This series of Java-related written interview knowledge, several other articles are as follows: Java written examination questions finishing Eighth wave
The seventh wave of the Java written test face
The sixth wave of the Java written test face
Java Written examination questions finishing five wave
Java written
What does the scea test (Sun Certified architect) take? (including real questions and test sites)
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Scea certificate is a software system. Developers with this certificate can design the structure of the J2EE program and skillfully use the characteristics of J2EE to build a flexible and scalable system, secure Architecture. To pass the scea exam, develope
Android common test and interview questions, android Test
I. JAVA:
(Pending)
Ii. Android:
1. Android system architecture
2. Five common la s for Android
3. What are the four main components of Android?
4. Activity Lifecycle
5. Four startup modes of Activity
6. What are the differences between several Service startup methods?
7. BroadCastReceiver usage Mechanism
8
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