I used the timer interrupt to measure the frequency of a square wave, and the ad10 interrupt to measure the amplitude of a DC signal, and displayed it on 12864 to get a more accurate result. However, ...
I am a novice, and I wrote a simple MCU program in C. I feel that I did not use the more difficult C, such as pointers, arrays, unions, etc. Do MCUs have low requirements for C? ? I have not come acro...
How to write an assembly code in keil4? I found several syntax errors but none of them are correct. The following is the assembly code in keil4: #pragma thumb __asm void assembly(void) { MOV R2,#0x09 ...
[i=s]This post was last edited by boming on 2021-5-29 00:35[/i]According to the official website, https://docs.espressif.com/projects/esp-idf/zh_CN/v4.3-beta3/esp32/get-started/index.html#id2
I couldn...
[i=s]This post was last edited by dontium on 2015-1-23 13:28[/i] The existing mature LED remote control colorful lamp solution , with 24 or 28 key remote control, can display various true colors accor...
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]