-
When measuring power ripple with an oscilloscope, use the AC mode; to test the negative pole, use the probe to touch the GND closest to the test point; Generally, the bandwidth is set to 20Mhz, bec...[Details]
-
Recently I am learning the whole set of external interrupt processing of ARM Linux. I have collected some information on the Internet and I have almost understood the whole process. If I don't have th...[Details]
-
A buzzer is an electronic sounder with an integrated structure. This article introduces how to use a single-chip microcomputer to drive a buzzer. It is widely used as a sound-generating device in ele...[Details]
-
Recently, the results of the 61st review meeting of the Science and Technology Innovation Board Listing Committee in 2020 showed that Inno Laser Technology Co., Ltd. (hereinafter referred to as "Inno...[Details]
-
Today, iFixit shared several photos of their disassembly of AirTags, and compared them horizontally with Samsung's SmartTag and Tile Mate. In comparison, AirTags is the smallest in size, the mo...[Details]
-
According to the latest report from Bloomberg, South Korea said that South Korean technology companies will provide some semiconductor data to the United States after the U.S. Department of Commerce ...[Details]
-
Foxconn, a global electronics OEM, announced its first quarter 2019 financial report. Due to a 20% cash reduction last year, Foxconn's net profit per share after tax in the first quarter of this year...[Details]
-
As shown in the figure, the detection circuit of reflected light intensity is shown. The circuit is composed of infrared light-emitting diode, photodiode, CMOS analog switch, operational amplifier, et...[Details]
-
What focal length lens is needed for a thermal imaging camera to detect, identify, and recognize people from how many meters away? For customers who have just entered the industry and want to know ef...[Details]
-
High brightness light emitting diodes (
HB
LEDs
)
combine high output, high efficiency, and long life. Manufacturers are developing devices that can achieve
higher
luminous...[Details]
-
Since EPS emergency power supply is still a relatively new product project in the fire protection industry and has not been officially launched on the market for a long time, some designers in the bu...[Details]
-
The Automotive Electronics Council (AEC) was established by Chrysler, Ford and General Motors to develop common quality standards for electrical components. The AEC-Q100 standard is an importan...[Details]
-
0 Preface
A constant current source is a power source that can provide a constant current to a load, also known as a steady current source or current source. At present, the application of CNC ...[Details]
-
ISP (In-System Programming) means that blank devices on the circuit board can be programmed with end-user code without removing the device from the circuit board. Programmed devices can also be erased...[Details]
-
Recently, 12 200KVA 660V to 380V energy storage isolation transformers from Zhuoerfan Transformer Company were shipped to Tianjin. These transformers will provide stable power sup...[Details]