Source : https://www.hackster.io/john-bradnam/neopixel-christmas-tree-a1fc34
The colorful Christmas tree with more than 50 styles can be controlled through a web browser.Material :Espressif ESP8266 ES...
[i=s] This post was last edited by a media student on 2018-10-8 22:29 [/i] [align=center][size=4][color=#800080][b] [GD32F350 Urban Youth Family Security Guard] Post 7 I2C Driver OV5640 [/b][/color][/...
I attended the live broadcast of " ST60 Contactless Connector and Application Exploration " held by EEWORLD and felt that this technology is very advanced. In this online meeting, I learned:
ST60 is a...
For those who are doing wireless network coverage projects, wireless bridges are very common, because wireless bridges are essential wireless bridge devices for wireless coverage.In the case of wirele...
The following is the manual of the TDA7492PE power amplifier chip. The input voltage VCC is 12V. What are the functions of the D3, D4, D5, D6, D7, D8, D9, and D13 diodes? How to select them? Please gi...
[color=#333333]I would like to ask about the LabView industrial control equipment. When testing the product, the computer will automatically restart inexplicably. What is going on? It happens several ...
The MAX3541 is a complete single-conversion TV tuner designed for analog/digital terrestrial receivers and digital set-top boxes. The TV tuner operates from a +3.3V supply and consumes only 760mW.
...[Details]
O Introduction
The design of outdoor photovoltaic grid-connected inverters must be both reliable and waterproof and able to discharge the heat generated by power devices out of the box. If...[Details]
On the morning of November 16, an article in Forbes today claimed that Apple secretly purchased ads for subscription apps to increase its commission. But later, Apple said that this was a false...[Details]
The oscilloscope probe is crucial to the accuracy and correctness of the measurement results. It is an electronic component that connects the circuit under test to the input terminal of the oscillosc...[Details]
This article will introduce you to a home automation system that can easily control lights, fans, and other home appliances through voice commands using NodeMCU and Relay modules.
In thi...[Details]
The process of investigating, analyzing and diagnosing faults in the electrical system of CNC machine tools is also the process of troubleshooting. Once the cause is found, the fault is almost elim...[Details]
To choose a reasonable, applicable and economical oscilloscope, Antai Test recommends that you check your chest and ask yourself seven questions before deciding whether to buy or choose a model: Qu...[Details]
TIM4 — 8-bit basic timer ● 8-bit auto-load adjustable prescaler, the ratio can be selected as any power of 2 between 1 and 128 ● Clock source: CPU clock ● Interrupt source: 1 overflow/update interrup...[Details]
On October 19, Tiantong Co., Ltd. announced its third quarter report for 2021. The company achieved operating income of 3.0796 billion yuan in the first three quarters, a year-on-year increase of 38....[Details]
According to CCTV News, the three major telecom operators said in an interview that although the first quarter was affected by the epidemic, the construction of 5G was not delayed. On the contrary, t...[Details]
LED switching power supplies are generally divided into two types: constant voltage output and constant current output. The output voltage of the former is constant, and the output current of the l...[Details]
Due to its thinness, lightness and low power consumption, LCD has been widely used in industrial and civilian fields such as computer monitors, VCD display panels, and portable medical equipment. Amon...[Details]
When using GPIO as output, a pull-up resistor must be added because the default is open drain, high impedance state, and cannot output a high level.
When inputting, it is necessary to choose whethe...[Details]
According to foreign media reports, multinational company SAF-Holland launched a new "smart" tire pressure management system - Smar-te at the North American Commercial Vehicle Show, which is consider...[Details]
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