[i=s]This post was last edited by sky999 on 2020-6-5 11:28[/i]A channel 5V, B channel 5-35V, when B channel is input, A channel is automatically cut off, but the relay is not used...
How to receive hexadecimal data sent by the serial debugging assistant and display it on the LCD in hexadecimal form. For example, when the hexadecimal data 3C is sent on the serial debugging assistan...
The MSP432E401Y microcontroller integrates a large number of rich communication features to enable new highly connected designs and achieve important real-time control between performance and power co...
[i=s]This post was last edited by jinglixixi on 2021-8-7 12:21[/i]The AB32VG1 development board is a RISC-V architecture-based development board launched by Bluexun. Its overall configuration is shown...
[i=s]This post was last edited by dcexpert on 2021-5-27 15:41[/i]The 64Mbit (8 megabytes) of PSRAM is exciting; it's not the fastest, but it's useful.[hide]https://github.com/MarksBench/mb_PSRAM_64Mb_...
The pyroelectric infrared detector is a photoelectric detection device composed of a pyroelectric infrared sensor, a Fresnel lens and an electronic circuit. It can detect the infrared rays radiat...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
Car headlights, also known as front lights, are closely related to safe driving at night and in bad weather conditions. Car headlights are generally divided into halogen headlights, xenon headlight...[Details]
I. Introduction AD590 is a single crystal IC with two-terminal temperature conversion current source produced by Analog Devices. The figure shows the internal circuit structure of AD590 and its two ...[Details]
The retail market volume of color TVs in China in 2019 was 47.72 million units, a year-on-year decrease of 2.0%, and the retail sales were 134 billion yuan, a year-on-year decrease of 11.2%. The indu...[Details]
Recently, media reported that TSMC has notified all IC design customers that all semiconductor processes will increase in price, with the highest increase reaching 20%, and it will take effect immedi...[Details]
background With the current development of domestic 5G network construction, the coverage of 5G signals is becoming wider and wider. However, such development has caused interference to C-band satell...[Details]
Recently, Ruiying's "Liaoyuan" series of products have been widely welcomed by the market after they were launched on the market. This series of products are all equipped with Lingsheng Technology's ...[Details]
/*************PIC16F917 MCU program**********************************/
/****************************************************************/
/*****File Function : LED ranger light program *****/
/****...[Details]
Chopper amplifiers have been used for decades, dating back to the 1960s. Chopper amplifiers were invented primarily to meet the need for ultra-low offset and low drift operational amplifiers that out...[Details]
What is the crest factor of a oscilloscope?
People often ask about the crest factor of a oscilloscope. If you look up the specifications, the only explanation you will find for crest factor is "th...[Details]
Control circuit diagram
Control circuit diagram Resistor R28 is connected in series with the secondary winding of transformer T4 to detect the overcurrent of the lamp. The detected overcurrent is ...[Details]
Electric vehicles are now a major trend in industry development
At the end of May this year, the International Energy Agency (IEA) released the "2018 Global Electric Vehicle Outlook" repor...[Details]
Fetal heart rate (FHR) detection is a primary method used to determine the health of the fetus before birth and to help identify potential dangers such as fetal hypoxia or compression. The purpose o...[Details]
In automotive power systems, damage to DC-DC converters can be caused by a variety of factors. However, one of the main reasons is that the residual voltage of the surge TVS (overvoltage protector)...[Details]
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