I used the encoder of the namiki coreless DC reduction motor to measure the motor speed. Here is the measured data: count1:1;0r/min(L); count1:1;0r/min(L); count1:1;0r/min (L); count1:10;0r/min(L); co...
Aiming at the problems of low current carrying capacity, simple protection and high failure rate of 6 kV power grid explosion-proof switch in coal mine, this paper proposes a design scheme of high-vol...
[b][font=宋体][size=12pt]This information is also from the Internet, not our original work, but we hope that these materials can help friends who are just starting to learn [b]DSP[/b], and we also hope ...
There is an example in the book of using timer to scan keyboard. I think there is something wrong with this example. Moreover, after burning the program, pressing twice in a row does not respond! [col...
The stm8l counter freezes when measuring high-frequency pulses, and the LCD screen goes black. Why?When the pulse is 8ms, the machine works normally. When the pulse is 2ms, the machine freezes after w...
The price war has begun! Following TI's introduction of the MSP430 VALUE LINE, ST has also introduced a new ultra-low-priced 32-bit microcontroller....
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
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]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
The demand for improved healthcare environments is endless, so medical imaging equipment with higher resolution is needed to better observe the human body. High resolution brings problems with sign...[Details]