I have made a small fan DIY before, and I signed up for this forum event. The manager was very helpful and arranged it for me.
I received the parts a week ago. I tried welding and found that the effec...
There is an electrical stimulation therapy product that needs to achieve the following parameters. What are the cost-effective and reliable circuit implementation methods?
Input voltage 4.2V, output v...
The chip used is STM32F030.[b][size=3]My original code is in the timer interrupt function TIM3_IRQHandler, by checking if(__HAL_TIM_GET_FLAG(&htim3, TIM_FLAG_CC3) != RESET), to capture the external PW...
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The sampling results of C8051F350 with different decimation ratios vary greatly. The difference is not just a few values, but may be as much as several hundred.For example, the sensor i...
The programming environment uses KEIL514, the chip uses STM32F407VG,
When using sprintf to convert floating-point data to character data, %2.2f is used, resulting in an incorrect decimal point convers...
1) FPGA is used to design ASIC circuits (application-specific integrated circuits). Users can get suitable chips without having to invest in production. 2) FPGA can be used as a pilot sample for othe...
Industrial terminology often blurs the distinction between similar concepts. Today, we find the terms optocoupler and optoisolator used interchangeably to refer to the same function. The distinguish...[Details]
On the afternoon of September 6th, Beijing time, Huawei released its new generation flagship chip, the Kirin 990 series, and announced that the first model equipped with this chip, the Huawei Mate 30...[Details]
The shortage of automotive chips is due to the increasing demand for chips used in mobile phones and computers. Currently, there are only a few companies in the world that are capable of producing th...[Details]
In recent years, with the large-scale construction of 3G networks and the rapid popularization of smart phones, the era of mobile Internet has arrived. As an operating system launched by Google, A...[Details]
There are two types of diodes used in PWM DC/DC converters in switching power supplies: fast recovery diodes and Schottky diodes.
1 Fast recovery diode
In a switching power supply, in add...[Details]
Abstract: DC power supply has made great progress as a test instrument, and many linear DC power supplies with special performance have appeared on the market. This article mainly introduces the ch...[Details]
Abstract
: As a driving execution unit, stepper motors are widely used in industrial and civilian fields. This paper discusses and studies the application of adaptive control technology to the dr...[Details]
The function of pull-up resistor:
(1) Used to provide driving capability for OC and OD gate circuits.
Take the OC (open collector) circuit as an example:
For example, the Darlington tube (actuall...[Details]
Recently, Nokia was awarded a contract to build a 4G network on the moon. According to foreign media reports, NASA recently awarded Nokia $14.1 million to deploy a cellular network on the moon. Thi...[Details]
As automated driving and assisted driving become more and more common, the demand for edge computing is also increasing. How to help customers develop AI applications has become a new topic. Last...[Details]
According to Nikkei, French auto parts supplier Valeo has challenged the "Level 4" of autonomous driving . In November this year, Valeo publicly demonstrated an unmanned driving demonstration experim...[Details]
In order to further implement the "four new" action plans of fighting the epidemic, expanding domestic demand, and stabilizing growth, Nanjing Pukou Economic Development Zone strives to push the econ...[Details]
Wire harness grounding distribution is also called grounding distribution. Whether it is necessary to have a separate grounding or whether it can be shared, etc., these are all the contents of grou...[Details]
Many Tianfu Energy Storage vanadium battery stacks have been successfully delivered. Recently, Sichuan Tianfu Energy Storage Technology Co., Ltd. has provided customers with many independently develop...[Details]
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