Recently, the teacher assigned a course design to realize a music jukebox using FPGA. Store 3 music scores in ROM, and then switch songs by pressing buttons. The specific requirements are as follows: ...
As the title says, I have looked at the common mode rejection ratio test schemes of YY1139 and IEC60601-2-25 before. I don’t quite understand why the 20Vrms/50Hz sine test signal is selected. I would ...
Please help me solve the problem. There is a statement that can be compiled in C51: struct{ any_data[5]; any_data[8]; }no1; struct{ struct part no1[2]; any_data[2]; }no2; and passed to PIC: struct{ an...
Requirement: [list=1] [*][b]Xiaomi TDS water quality monitoring pen[/b] [*][b]**The recommended water quality monitoring pen (I forgot the model, 80+ yuan, I will add it later when I find the model)[/...
[i=s]This post was last edited by DDZZ669 on 2020-9-14 22:23[/i]The previous article conducted an unboxing and evaluation: [GD32450I-EVAL] + 01 Unboxing and onboard resource evaluation . This article ...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[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]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]