The relationship between pulse+, pulse- and U2B output is logical AND.1. When pulse+ is high and pulse- is low, what are the voltages at points c and d respectively?
The Q8 diode is reverse cutoff (co...
I just checked my Moments and realized that today is the Winter Solstice. I wish everyone a happy Winter Solstice! No matter what you eat, it tastes like home!I heard that on the winter solstice, peop...
Flasher Hub is a new generation Flash batch programming controller from SEGGER, used with Flasher. Flasher Hub can control up to 24 Flashers to program the chip in parallel, which is suitable for batc...
We are making a small weather station. We are using the E90 DTU to transmit data. We receive the hexadecimal data of the sensor through the serial port on the computer. Now we want to transfer the dat...
Visual Home Environment Analyzer + ADI Smoke Sensor Appreciation
I also applied for an ADI smoke sensor and spent a few days researching and drawing a PCB, but I haven't installed the chip on it yet, ...
Silan Microelectronics released an announcement on investing in the construction of the Silan Jixin Phase II project. The announcement shows that Hangzhou Silan Jixin Microelectronics Co., Ltd. (her...[Details]
SiChuang Electronics released a "Summary of the Acquisition Report". The summary mentioned that the purpose of this acquisition is to fully implement the overall requirements of the Party Central Com...[Details]
I recently developed a project and wanted to use the STC15 series as the control chip, mainly because of its rich functions, especially the four serial port resources, which are rare in 8-bit microco...[Details]
China is the world's largest auto market, and not many automakers are willing to give up on this "fat piece of meat". As the overall environment becomes increasingly unstable, FCA, which has experien...[Details]
As shown in the figure,
this is a
power supply
frequency noise filter
circuit
. This
circuit
is a double-T filter that can be used to
filter out the noise of
the mixed 50H...[Details]
In recent years, the high
brightness
light emitting diode (HB-
LED
) market has developed rapidly.
The LED light efficiency
has been increasing, and the average cost per
...[Details]
MIUI 13 was recently released, adding a new system-level full-link anti-fraud function that runs through the entire chain of telecommunications fraud, providing multiple protections such as "telecomm...[Details]
Well-known Apple iPhone concept designer @Wilson_boi_101 today created a series of iPhone 13th Anniversary Edition concept drawings to celebrate the 13th anniversary of the first-generation iPhone, p...[Details]
The article is reproduced from http://blog.csdn.net/charmingsun/article/details/52095563. For the use of software and other preparations, please refer to: Getting Started Tutorial Using HAL Library, ...[Details]
Have you ever thought about using a single-ended primary inductor converter (SEPIC) topology to build your bias supply? If you don’t need isolation, then it’s a good idea. The SEPIC has a number ...[Details]
At present, the design of module power supplies is becoming more standardized, and the control circuit tends to adopt digital control methods. Non-isolated DC-DC converters (including VRM) are grow...[Details]
In recent years, the smart home industry has grown more and more, and behind the growth of the industry is fierce competition. Many people are optimistic about this industry, and then they have joine...[Details]
Portable infrared thermometers should be quite common now, but how to use them correctly?
Portable infrared thermometers should be quite common now, but how to use them correctly? The following is ...[Details]
With the increasing global attention to energy security and environmental protection, clean, low-carbon, safe and efficient modern energy systems have become the main direction of energy industry d...[Details]
Inductors are commonly used components in switching power supplies. Since their current and voltage phases are different, theoretically, the loss is zero. Inductors are often energy storage compone...[Details]