[size=14px]I am a candidate from Liaoning, my home is in Dashiqiao. There is only one day left before the application deadline. I am undecided about two schools. One is Hubei University of Science and...
I am a beginner in CPLD and I am writing a small program to receive 1553B data. The previous synthesis and translation have passed, but the mapping is not working. The compilation result always report...
Source: Communication Power TechnologyAuthor: Ju Zhizhong, Ren Jilin, etc. 1 IntroductionSwitching converters usually use two control modes: voltage-type and current-type [1]. Voltage-type controllers...
Recently, I debugged the STM32F205USB communication and used two USBs of F205 , one HS and one FS. However, both used HS, and both acted as USB hosts to connect other USB peripherals. After debugging ...
A very strange Keil C51 serial port interrupt problem! For example, my program is as follows: uchar b[10]; #define a4 0x03 void fun1(void) interrupt 4 { fun2(2); } fun2(uchar a2) { while(a2--) { .... ...
The most significant event in the technology circle during this period is undoubtedly the news that ZTE was banned by the United States. Once the news came out, it shocked the entire Chinese techno...[Details]
The trade war between China and the United States has become the focus. The United States has begun to play the ban card against Chinese technology companies. The ZTE incident shows that if the ban...[Details]
When Amazon launched its first
cloud computing
service, the outside world was not optimistic about this direction, as it had high investment, low profits and many uncertainties. Let's follo...[Details]
This is my first time writing an STM32 program. I have many questions to ask. I want to convert the data of the SO of MAX6675 into the actual temperature and read it out using the serial port tool. I...[Details]
When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]
STM32 uses FSMC to read and write CPLD programs. CPLD is hung on the address line and data line of STM32. CPLD is regarded as an off-chip RAM for reading and writing. On the board I made, CPLD is hun...[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]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
Ouster LiDAR OS-1 (left) and OS-2 (center) Velodyne invented the modern 3D LiDAR scanner in the mid-2000s, but in recent years conventional wisdom has held that Velodyne’s design — 64 lasers mounted...[Details]
12864 LCD parallel port driver is more commonly used, but considering that sometimes the IO port of the microcontroller or MCU is limited, the serial driver method can be used. The following is ...[Details]
How to convert the pin voltage value into V using the built-in ADC of STM32? V(ADC) = Value(ADC) * V(ref)/4096 (The ADC of STM32 is 12 bits, so the maximum value of the AD word is 4096)
Where V(ADC...[Details]
Table of contents: 1 Overview 2: Common interrupt functions 3: PWM output 1 Overview In development, timers are widely used, which can be simply summarized into three aspects: 1.1: Application of ...[Details]
I have been deeply affected by serial ports since 51. The MAX232 I bought from Huaqiang was originally broken. I thought there was something wrong with my circuit or schematic. Since there was no goo...[Details]
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