define ticks

According to this year's plan, there will be at least two articles per month, and there will be only one 2012 Summary for various reasons in August. for whatever reason, it is always wrong. This is a supplement, and it is also the beginning of this

The three processes above are all delayed for the same time, let's modify them and try to delay them for different times.void TestA () {int i = 0;while (1) {disp_str ("A."); Milli_delay (300);}} void Testb () {int i = 0x1000;while (1) {disp_str ("B."

5. Multithreading Security issues: Multi-threaded synchronizationThread safety issues often occur when you use multiple threads to access one data at a time. such as the following procedures:1 package Thread; 2 3/* 4 * Security issues that occur

Flot Reference Documentation:A Call to plot function plot: var plot=$.plot (placeholder,data,options)-----------Placeholder-----------Placeholder placeholder is a jquery object or DOM element or jquery form, and the drawing function will draw the

by Tao Hongliang of tinylab.org2015/04/12BackgroundToday, as usual, in the lab and a group of siege division colleagues in the day and night code. Suddenly, a classmate asked a sentence:/proc/cpuinfo ( godson platform ) in the bogomips and CPU

[D3.js] SVG-Axes (coordinate axis)Axis D3 Axis components are designed for D3 quantitative, time, and ordinal scales. # D3.svg. axis () create a default axis. # The aixs (selection) axis applies to selection or transition. The selector must contain

Transferred from: http://blog.csdn.net/cyberlabs/article/details/6920138Implementing a user thread using MakecontextModern UNIX systems provide functions for context switching in ucontext.h, which are GetContext, Setcontext,swapcontext, and

When we use Systick, we first need to determine the clock cycle before we can use it. The maximum count value for Systick is: 2^24 (2 of 24) Exceeding this value, the system automatically resets 0. If this value is exceeded at the time of

Task management1 ostaskcreate ()Set up a new task. The creation of a task can also be established in a running task before the multi-tasking environment is started. The interrupt handler cannotSet up a task. A task can be the structure of an

today, We summarize how to set the scale of matplotlib drawing, hoping to help the students who are learning matplotlib .Tick Locating and formattingThe module includes many classes to support the full scale position and format of the Configuration.