The power supply outputs 5V stably when unloaded. After adding a 100 ohm resistor as a load, the output voltage is pulled down to 4.7V. What is the problem? How should it be improved? Please give me s...
After the initial identification of RLC components or transistor three-terminal devices, the resistance, inductance, and capacitance values are converted into frequency values through the oscillation ...
Raspberry Pi is well-known, but what makes people depressed is that the CPU BCM2837/BCM2835 used in this product is hard to buy on the market. So stop imitating! The only way is to buy Raspberry Pi pr...
The ST routines provided by Segger are all debugged using J-Link. What if we only have an ST-Link emulator? In this article, we will introduce how to use ST-Link for debugging in Segger Embedded Studi...
[i=s]This post was last edited by qinkaiabc on 2014-1-3 17:02[/i] Altium Designer 14.1.5.30772 [url=http://pan.baidu.com/s/1bnmYyZH]http://pan.baidu.com/s/1bnmYyZH[/url]Cracking method: [backcolor=rgb...
As shown in the figure above, I used Verilog to write a 4-bit bidirectional shift register code and generated a corresponding module. D[3:0] is the input for parallel setting, and the generated block ...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]
At present,
the control system used in
automobiles
can be divided into three parts from the functional point of view:
sensor
unit, control unit and execution unit. Among them,
th...[Details]
The number of timers/counters and interrupt sources directly determines the performance of the microcontroller. The MCS-51 microcontroller has two programmable 16-bit timers/counters and five inter...[Details]
UDN2916LB is a two-phase stepper motor bipolar driver integrated circuit launched by SANKEN. It can drive dual-winding bipolar stepper motors and is particularly suitable for controlling dual-step ...[Details]