I use the following code to make a pop-up menu under EVC: CPoint point; point.x=50; point.y=100; CMenu menu; menu->LoadMenu(IDR_MENU1); CMenu *pPopMenu = menu->GetSubMenu( 0); pPopMenu->TrackPopupMenu...
What does it mean when the port latch is set to 1? How should I understand this sentence? It would be better if there is a picture to illustrate it....
I imitated the seed EVM642 and used tps54310 as the power supply of 642. When it is unloaded, the power supply output is normal 1.39v and 3.26v. But when the load is connected, the 1.39v output is nor...
[Routine Introduction]: Use the MC430F14 development board to implement the ADC12 module for data acquisition, and then display the measured values on the LCD12232 module after conversion. During the ...
I have a problem. When the application layer calls my driver to read the serial port, there are occasional duplications. For example, the data that should be 6 bits is read as 12 bits. Sometimes 12 bi...
Big integration: How can local distributors win over the world?In early August this year, Avnet quietly announced the acquisition of two electronic component distributors in Taiwan, namely Taiwan De-Y...
We have come a long way from the 2G era, and now 5G is about to be commercialized. Suddenly, we realize that time has passed quickly, but technology has never stopped. The activation of 5G heralds ...[Details]
Recently, there was news that the US government asked Google to shut down the Android operating system for ZTE phones. After that, some people even imagined what the consequences would be if Intern...[Details]
I have always wanted to write some posts and blogs, but I just couldn't bear to do it as I just graduated. After some preparation, I decided to write down some of the things I learned in the past few...[Details]
Time flies. Since the beginning of 2018, news related to home appliance companies have repeatedly made headlines, and competition in the home appliance market continues to intensify. In order to be...[Details]
ZTE was punished, and Hou Weigui, who had already retired, had to come out of retirement again and run around to mediate. Let's follow the embedded editor to learn about the relevant content.
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1. FSMC Brief FSMC, the Flexible Static Storage Controller, is capable of interfacing with synchronous or asynchronous memories and 16-bit PC memory cards. The FSMC interface of STM32 s...[Details]
The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[Details]
As the brain of a mobile phone, the mobile phone processing chip is of great importance. Xiaomi, which started out as the MIUI company, has long been keenly aware of the gap between China and devel...[Details]
From the functional classification, it can be divided into: 1. Active control ADAS: ACC/AEB/LKS, etc. 2. Warning ADAS: FCW/LDW/PCW, etc. 3. Other auxiliary ADAS: BSD/ADB/panora...[Details]
In recent years, the application of high-brightness LED has developed rapidly, especially in signboards and traffic lights. For automotive applications, LED is also very attractive. Long life, shock ...[Details]
I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]
STM32 Watchdog Summary I have been adjusting the development board of Atom Brother for more than a year, and it is basically usable, but I still don't understand the working mechanism of some basi...[Details]
The Vatican Secret Archives is one of the world's greatest historical collections, but many of its documents have never been transcribed. Recently, a project called Codice Ratio used a
combination...[Details]
Interrupts and timers implement a 24-hour clock. The program is as follows: #include reg52.h #define PORTLEN P0 sbit bit_select = P2^0; sbit seg_select = P2^1; unsigned char src = {0x3f,0x06,0...[Details]
T1 or T2 are two timers/counters of MCS-51 microcontroller. The first method can use two timers/counters to generate rectangular waves. In order to save interface resources, the second method is used...[Details]