At first I understood, but the more I thought about it, the more it seemed wrong. The circuit diagram is as follows. My questions: 1. Are the three polarity markings of this PMOS tube correct? 2. What...
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The editor has compiled some tips on home anti-theft and home safety, and would like to offer some suggestions for your home anti-theft efforts.
◆Defects of anti-theft door locks and anti-theft ala...
In order to debug 3G equipment, I bought Huawei's E1750 and EC189, as well as equipment from another manufacturer; Now EC189 and another manufacturer's EVDO network card cannot be recognized under arm...
When I used pl2303hx to communicate with avr-m88 serial port today, pl2303hx was powered on first. When connecting the wires, I found that when the ground and RXD were connected, the power light on th...
"Originally, there are many people who can design very good
chips
, but the market does not give domestic
chips
the opportunity to iterate, and domestic companies cannot give engine...[Details]
Recently, the " ZTE
incident"
caused by the Sino-US trade war
has caused heated discussions in the electronics industry. It not only reflects that Chinese companies are lagging behind in the...[Details]
Friends who work in the photovoltaic industry, do you still remember the hard work on June 30 last year? How many people worked late into the night for months in a row just to connect to the grid a...[Details]
In Windows environment, the source code is encoded in UTF-8. If the source file created by STM32CubeMX contains Chinese comments, then using STM32CubeMX to regenerate the source code will cause the C...[Details]
I have been working on this i2c for several days. Many people on the Internet say that this is a problem with the ST package library, and they basically talk about the STM32F1 series of chips, and ev...[Details]
Serial Port: 一. USART_ITConfig(USART1, USART_IT_TXE, ENABLE): As long as the transmit register is empty, there will always be an interrupt. Therefore, if you are not sending data, turn off the tran...[Details]
Recently, the relevant person in charge of the Energy Conservation Division of the Energy Conservation and Technology Equipment Department of the National Energy Administration said on the issue of...[Details]
1. Introduction to MC68K CPU The MC683xx series of microcontrollers are composed of the famous MOTOROLA 32-bit microprocessors such as MC68K, 68020, 68040, and the compatible 68K, CPU32, CPU3...[Details]
First of all, security practitioners have never felt that AI can be used as deeply as today. Although Antelope Cloud is a platform manufacturer, it has always been interested in AI and AI- specific...[Details]
*This article is based on the author's report at the "Embedded System Association Theme Discussion (Total 22nd) - Current Situation and Development Prospects of Internet of Things Operating Systems...[Details]
In January, Android 7.0 Marshmallow surpassed Lollipop three years ago to become the second most used Android version in the world. According to
the latest data from
Google
, a snapshot of d...[Details]
WPG Holdings announced that its subsidiary Youshang has launched a wireless smoke alarm solution based on STM and Semtech . With the development of the national economy and the enhancement of...[Details]
Different models of PIC series microcontrollers have different watchdog settings. The following takes the PIC16F688 microcontroller as an example. 1. If WDTE=1 in the configuration word, the watchdog...[Details]