Today, I tried to use the external clock function of the STM32 counter to count the external pulse signal. The effect is quite good. The specific settings are as follows:
/* TIM3_CH2 is the pulse inpu...
I have just come into contact with ucos and am practicing adding multiple tasks, RTC, mp3, USART1. When adding the NRF24L01 wireless module, the compilation prompts that the ROM is exceeded. Which exp...
[font=微软雅黑, "][size=14px][color=#000000][size=3]I. Preliminary understanding of Kalman filtering[/size] 1.1 About Kalman Before learning about Kalman filter, let’s first look at why it is called “Kalm...
FPGA is very popular in the current application field. It can be seen in almost all single-board designs . From simple logic combination to high-end image and communication protocol processing, from s...
[i=s]This post was last edited by fjfhjmh on 2014-12-3 16:11[/i] [size=14px] [/size][size=4]The xbee module is a zigbee module from DIGI in the United States. XBEE is just a model. It is a long-distan...
ZTE
The communication embargo incident has impacted the communication industry and sounded the alarm for the semiconductor industry. Let's follow the embedded editor to learn more about the r...[Details]
Designing for automotive LCD displays larger than 5" can be complex. The display source driver requires a supply rail called analog voltage device drain (AVDD) in the 10V to 15V range and two supply ...[Details]
On April 19, it was reported that Alibaba DAMO Academy is developing a neural network chip, Ali-
NPU
, which is mainly used for
AI
reasoning calculations such as image and video analys...[Details]
In the past few days, the Chinese display panel giant
BOE
has been flooded with articles supported by Liu Shuwei. Let's follow the embedded editor to learn about the relevant content.
...[Details]
In order to strengthen the management of new energy vehicle charging facilities in our city, prevent and reduce accidents, protect the lives and property of the people, and improve the public safet...[Details]
Unique device identifiers are suitable for: ● Used as a serial number (e.g. USB string serial number or other terminal applications) ● Use the unique ID as a security key when used in conjunction wit...[Details]
I have read the source code of mbed these days, and the interface encapsulation for upper-level application calls is quite good. The code quality is relatively high, the comments are also very detai...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
This part of the code in the void SystemClock_Config(void) function in the main file generated by stm32cubemx RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; This bug occurs, and the f...[Details]
1. Basic Concepts of LCD/LCM The structure of Liquid Crystal Display (LCD) is to place liquid crystals between two parallel pieces of glass. There are many vertical and horizontal fine wires between...[Details]
Security PPP is a new model of urban video surveillance projects: 1) The government and social capital establish a project company in a certain proportion; 2) The project company participates in the ...[Details]
On the eve of Qingming Festival, the trade friction between China and the United States is on the rise. Let's follow the automotive electronics editor to learn more about the relevant content. Ba...[Details]
On April 16, the U.S. Department of Commerce announced that it would ban U.S. companies from selling parts, goods, software, and technology to
ZTE
for seven years, until March 13, 2025.
Th...[Details]
The parking assistance system is an important application of the active anti-collision system of automobiles in low-speed and complex urban environments, and is also a specific embodiment of the inte...[Details]
On April 18-19, 2018, at the "Second Distributed Photovoltaic Carnival" held in Hangzhou, Jinko Power and China New Energy Assets Investment, Financing and Trading Platform (hereinafter referred to as...[Details]