I am doing a graduation project on anti-theft alarm. In the alarm information collection module, I want to use a combination of pyroelectric sensors and microwave sensors (dual detectors) to reduce th...
When you want to view the help document about this IP, click DocumentationAt this time, the browser goes to the local to find the help document, but it prompts "Network cannot be accessed"Go to the lo...
The cut-off frequency is 50Hz. Does it mean to use the formula of 1/2pi*RC? I feel that the calculation is wrong. Do I need to consider the gain, amplitude-frequency and phase-frequency?...
1. During this process, I have been transplanting the LCD1602 library, but the software has used many solutions but none of them worked. Finally, I found the reason. The PTC4 pin is reused. On the FRD...
I found a clean vivi, transplanted it, put jtag on the development board, and then connected it with dnw.exe. After entering the vivishell, I used bon part 0 192k 1216k partition. After completion, I ...
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]
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]
Battery clamps, commonly known as battery connectors, come in two sizes depending on the thickness of the battery terminals. One is the battery clamp used on thick terminals, with a positive termin...[Details]
Electrostatic coupling and interference occur when a charged object is close to the input of the circuit being measured. At low impedance, the effects of interference are not noticeable because th...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
Abstract: A motion estimation design for video images is implemented using a powerful FPGA. The search method used is a three-step search method. When designing the scheme, this paper uses the rela...[Details]
1. Project Introduction
Energy consumption is an important controllable part of the cost of enterprise products. Reducing energy consumption is an important way for enterprises to reduce costs...[Details]
In the 8051 system, the data pointer DPTR is a special 16-bit register used to address the 64 KB XDATA or CODE space. It is usually used as a 16-bit pointer to a constant table. Dual data pointer...[Details]
The MCS-51 microcontroller has multiple interrupt sources. Taking 8051 as an example, there are 5 interrupt sources, two external interrupts, two timing interrupts and one serial interrupt. In this...[Details]
Introduction
As computer technology gradually penetrates into all aspects of social life, more and more people are using computers. Among these people, a large number are not familiar with comp...[Details]
Introduction
The CAN bus enables users to build a stable and efficient fieldbus network with its low development and maintenance cost, high bus utilization, long transmission distance (up t...[Details]
Improvement of Digital Multimeter Capacitor
Socket Digital multimeter can measure 1pF~20μF capacitors. However, it is impossible to measure capacitors because the pins of various c...[Details]
The MTS400 series is a new type of analysis tool that has been recently launched on the market. It is the world's first compressed digital video analyzer/troubleshooter that uses CaptureVu technology....[Details]
0 Introduction
Natural water usually contains calcium and magnesium ions, commonly known as hard water. In boiler water, calcium and magnesium ions need to be removed to form soft water to prevent b...[Details]