When users use servo motors on some machines, they often experience excessive noise and unstable operation of the motor-driven load. When this problem occurs, many users' first reaction is that the se...
1. This time, Lierda's CC3200 module is used. The CC3200 main clock is 80M. There is no internal flash and an external SPI Flash must be connected. This test uses Lierda Technology's CC3200 baseboard ...
The resistor parallel circuit is the most basic parallel circuit. All responsible circuits can be converted into resistor series circuits and resistor parallel circuits to understand the working princ...
[i=s]This post was last edited by btty038 on 2021-12-23 11:47[/i]In the actual use of op amps, in order to maintain the frequency characteristics of the op amps, we generally use dual power supplies. ...
In a 24V system, I use PMOS as a switch, and occasionally the PMOS will be damaged.
I originally thought it was an accident, but later found out it was a design problem.
This is the circuit diagram of...
The oximeter is a common portable medical electronic product. It is not big in size and has few functions, so it is not difficult to develop. However, although it is small, it has all the necessary fu...
On April 12, Li Qiang, member of the Standing Committee of the Political Bureau of the CPC Central Committee and Premier of the State Council, investigated the development of unicorn companies in Bei...[Details]
PLC not only has the control functions of traditional relay control systems, but also can expand input and output modules, especially some intelligent control modules, to form different control s...[Details]
Wireless technology has penetrated into every aspect of people's lives and is changing people's lives. Looking at the entire wireless testing industry, we can see some obvious trends and challenges: F...[Details]
#include reg52.h //Include the header file. Generally, no modification is required. The header file contains the definition of special function registers. sbit LED1 = P2^0; sbit LED = P2^1; //Define...[Details]
As the market demand for window protection screens continues to rise, Xingxing Technology (300256), a representative company in the window protection screen industry, plans to raise no more than 1.5 ...[Details]
#include //Add the following code to support the printf function without selecting use MicroLIB #if 1 #pragma import(__use_no_semihosting) //Support functions required by the standa...[Details]
These past few days, I have been focusing on replacing the IGBT tubes in the inverter's back stage, which is the familiar H-bridge circuit, in order to gain a deeper understanding of the relevant...[Details]
IntroductionTemperature remote control and telemetry is a remote measurement and control of temperature, which is particularly suitable for those places where the environment is harsh and t...[Details]
There are many ways for STM32 to measure the frequency of external input signals: Use the internal timer input capture function. Use ordinary IO port to set external interrupt + timer to measure th...[Details]
Because cold cathode fluorescent lamps (CCFL) are very low cost, large-screen liquid crystal displays (LCDs) usually use CCFL as backlight to produce uniform white light. However, the use of light-...[Details]
1 Introduction
Many devices now have high requirements for real-time clocks. The integrated real-time clocks on the chip often only pay attention to their convenience of use, but do not conside...[Details]
Foreign media reported that HP is about to launch two new gaming monitors, namely Omen X25 and Omen X25f. Both monitors are equipped with a 24.5 1080P screen and support a refresh rate of up to 240Hz...[Details]
Before we knew it, Lightning has been around for 10 years. What is your biggest feeling about this interface? Every iPhone since the iPhone 5 has had a Lightning port, which Apple billed in 20...[Details]
How to measure the resistance of a resistor: 1. Select the appropriate magnification gear. The scale lines of the multimeter's ohm block are uneven, so the selection of the magnification block should...[Details]
O Introduction
The integration of solar energy and buildings is an inevitable trend in the development of urban buildings, and split-type pressurized solar water heaters are the basic direction...[Details]
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