Use a vinyl cutter or laser cutter to make the enclosure, then use a Circuit Playground Bluefruit Express and Adafruit's NeoPixel ring to light up the lantern. You can add custom color animations and ...
The debugging is normal in the 51 development board, but in the board I made, 1602 sometimes has garbled characters and sometimes works normally. I don't know where the interference is. Does anyone kn...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:42[/i] AME8801AEEV330 This is a 3.3V output, it was normal before, but now the output becomes 2.6V. I don't know why? But as long as I touch ...
As EV/HEV becomes more and more popular in the Chinese market, BMS, as its key part, has attracted more and more attention. TI has been studying this direction for many years and provides fully integr...
I used ADC0809 connected to AT89S52! The voltage and output are wrong!! Provide the schematic diagram and program!! Please help me!! Thank you!! I have been busy all day and night. [[i] This post was ...
We have a HP DL380 G6 server in our computer room: dual E5530cpu, 4 2gddr3 memory, 6 300g sas hard disks, dual power supplies. The standard configuration of this server is single E5530cpu, 3 2g memory...
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]
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]
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]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[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 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[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]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
MicroPython Open Source section
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