The type of development board used is STM32F407 series
1, Screen related information
Resolution: 320 * 480 Size: 3.5 inches Drive: ILI9486L Pin interface:
We choose 16 BTS 8080 Series MCU here IM [] is 010 and 16 data pins are used.
2, Drive settings
We can get some information through:
CSX: Chip selection signal, used to enable or dis ...
Posted by captain_scarlet87 on Sun, 17 Apr 2022 04:48:58 +0300
catalogue
I brief introduction
II Effect demonstration
III Source download
IV Guess you like it
Zero foundation OpenGL (ES) learning route recommendation: OpenGL (ES) learning directory >> OpenGL Foundation
Zero foundation OpenGL (ES) learning route recommendation: OpenGL (ES) learning directory >> OpenGL ES transition
Zero found ...
Posted by bugz-2849 on Sun, 17 Apr 2022 03:43:36 +0300
In the past two days, I found a very interesting topic, not that it is very difficult, but that this topic is indeed a classic dfs problem, which can be encountered by basic beginners. However, if this is only the case, this topic is not of great value to say, but it is very special that this topic is a classic dfs to dp problem, which I think ...
Posted by kylebragger on Sat, 16 Apr 2022 12:30:19 +0300
Tip: after the article is written, the directory can be generated automatically. Please refer to the help document on the right for how to generate it
preface
This article introduces the Bluetooth remote control car based on STM32C8T6.
There may be a lot of contents, but it is not hydrology, and the procedure is also explained in det ...
Posted by izbryte on Sat, 16 Apr 2022 11:16:36 +0300
1, Opening and closing of files
First, you need to create a file pointer:
FILE* pf;// File pointer variable
Definition PF is a pointer variable pointing to data of type FILE. You can make pf point to the FILE information area of a FILE (which is a structure variable). The FILE can be accessed through the information in the FILE information ...
Posted by _DarkLink_ on Sat, 16 Apr 2022 10:15:43 +0300
Foreword
The wrong sensor was selected this week. The LPS22HB was selected as LPS22HH, and the document was written in vain 😫
Let's have a more CSDN, or we'll lose a lot.
Similarities and differences between LPS22HB and LPS22HH
Let's talk about their similarities and differences first
Same point
The address is the same (so I looked at HH ...
Posted by tysonrileyreznor on Sat, 16 Apr 2022 09:57:36 +0300
Shuwen's future goal: enter the big factory~ 🤪. Let my family relax and try to make life better, okay! Shu Wen's current situation: big dish chicken, from food to code, has made many learning friends (great) 👍) Blog purpose: writing a blog is to record your learning path It's also to brighten the interviewer's eyes, and then pretend to ...
Posted by califdon on Sat, 16 Apr 2022 01:35:25 +0300
catalogue
1, malloc
2, free
3, calloc
4, realloc
Required header file: include < stdlib h>
1, malloc, free
Function: void* malloc (size_t size);
Introduction: this function applies for a continuously available space from memory and returns a pointer to this space. If the development is successful, it returns a pointer to the deve ...
Posted by gmcalp on Fri, 15 Apr 2022 18:33:28 +0300
Topic 1: diagonal elements and
Find the sum of diagonal elements of a 3 * 3 integer matrix.
Solution:
For us, when we don't know what diagonal is, we can't find the sum of diagonal elements. Therefore, to make the computer calculate, you have to tell the computer which elements are diagonal elements. Here we need to give a feature to ...
Posted by Holoverse on Fri, 15 Apr 2022 10:53:41 +0300