This is a well-functioning optocoupler isolation relay driver circuit.Let's focus on the R1 resistor in the circuit. What is the role of this resistor in the circuit? Do you have any other good design...
Inline instruction assembly instruction brief description
int _abs(int src);
int _labs (__int40_t src) ABS Returns the absolute value of src
int _add2 (int src1, int src2) ADD2 adds the high and...
This is a three-phase motor H-bridge drive circuit.In the filter circuit composed of D1 and C1 in the figure, why is there a resistor R1 in parallel? My analysis is that it is intended to form a volta...
Imagine walking into your living room and your smart TV automatically switching from your kid’s Netflix feed to yours. Or walking into your home office and your laptop waking up to greet you. Or walki...
Cobham Advanced Electronic Solutions (CAES) says it has seen a 30% increase in demand for ASICs that support rapid sequencing of patients for coronavirus testing. The company’s ASICs are used in dev...[Details]
STM32 unique ID The STM32 microcontroller has a 96-bit unique product identifier that is unique and cannot be modified under any circumstances. This 96-bit unique product identifier can be read in...[Details]
With the development of electronic technology, digital oscilloscopes have greatly expanded their working capabilities with the help of digital technology and software. The shortcomings of early produc...[Details]
Electro-hydraulic servo valve frequency test
The frequency characteristic of the electro-hydraulic flow servo valve is defined as the complex ratio of the valve's no-load control flow to the c...[Details]
According to Bloomberg, Intel is in talks with TSMC, Samsung and others to outsource some chip production. According to people familiar with the matter, after the chip process was continuously delaye...[Details]
1. Fully automatic measurement: After setting, just press the test button to complete all the work (automatic stirring, automatic resting, automatic voltage increase, automatic voltage reduction, aut...[Details]
The disinfection knife holder is a smart knife holder with disinfection function. It dries the residual water droplets through high-temperature hot air and sterilizes with ultraviolet light in all di...[Details]
With the growth of wireless communication services, the available frequency bands are becoming increasingly tight, and
the problem of
spectrum
resource shortage is becoming increasingly serious...[Details]
The power supply is the power source of all electronic equipment and is the basic component to ensure the normal operation of electronic equipment. According to relevant statistics, power supply failu...[Details]
Among the measuring instruments, electromagnetic flowmeters are widely used, and their appearance has greatly promoted the development of the measuring industry. Electromagnetic flowmeters are now us...[Details]
Ultra-thin and compact design: Rutronik has developed together with MPE Garry the BAT6244 / BAT6247 battery contacts, which enable quick and easy replacement and installation of button cells from l...[Details]
IT Home reported on February 21 that Xiaomi and Redmi currently have a number of new phones ready for release, including products equipped with a number of high-end SoCs such as Snapdragon 870,...[Details]
0Introduction
As global resources become increasingly scarce, environmental pressures continue to increase, the electricity marketization process continues to deepen, and users' requirements f...[Details]
CAN bus (Controller Area Network) is a local area network based on broadcast technology, which is widely used in automobiles, industrial automation, medical equipment and other fields. However, in ...[Details]
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