1. Basic requirements:
(1) It has general playing functions and variable volume (at least two levels)
(2) Realize the automatic playback function of a song
(3) Function of digitally displaying musical...
Good afternoon.
Please help with SMR24QTU NQAFM 2127S smart card reader microcontroller.
Windows defines it as VID_058C PID_9590. I need drivers for it.
Or information about the manufacturer....
I am currently using allegro16.6, and now I want to use 17.4.
If I use the Broken Priest Master to install 17.4 now, will it affect the previous 16.6 (for example, malfunction or skill failure?)In add...
The SimpleLink Wi-Fi CC3120 wireless network processor gives users the flexibility to add Wi-Fi to any microcontroller (MCU). The CC3120 BoosterPack plug-in module (CC3120BOOST) is a board that easily...
[i=s]This post was last edited by Guadi on 2020-2-13 17:50[/i]In some cases, the core processor used does not contain motor control related peripherals, and at the same time, there are high requiremen...
According to Jiwei.com news, on May 9, Taiji Industrial issued an announcement regarding a major lawsuit involving its subsidiary Eleven Technology. The announcement shows that Taiji Industrial's sub...[Details]
Recently, a new realme phone with model number RMX2173 was connected to the network. It is expected that this phone is the hot-selling model that realme Vice President Xu Qi mentioned will be release...[Details]
As a new type of green light source, LED light source has been more and more widely used due to its advantages of low power consumption, long life, fast response speed, high efficiency and energy s...[Details]
At present, the materials used in battery cells are different, and the capacity is also different. Generally speaking, the capacity is related to the weight and material of the electrode material. The...[Details]
Once, a boss told me that he envied those of us who work in technology. We all feel a bit ironic that a person worth tens of millions is envious of those of us who earn less than 200,000 a year. But ...[Details]
In high power factor correction AC/DC circuits, dedicated control chips such as UC3842 and UC3855A are widely used to achieve power factor correction, while in phase-shifted full-bridge DC/DC circu...[Details]
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
When using the ADC function of the STM8 microcontroller, there are generally two ways to read ADC data. One is to continuously read the sampling flag to determine whether the ADC sampling is comple...[Details]
Contents The invention relates to the field of magnetic flowmeters, in particular to a high-voltage wafer-type magnetic flowmeter. Background of the Invention Industrial process control systems are...[Details]
Stray current refers to current that flows outside the specified circuit or intended circuit. It flows in the soil and has nothing to do with the protected pipeline system. The current enters the pi...[Details]
Because of the output voltage fluctuation caused by the sudden change of load, when the fluctuation lasts longer than the switching cycle, it can be adjusted to a certain extent through feedback. T...[Details]
On July 7, after the global semiconductor industry experienced a downturn in 2023, the first half of 2024 finally saw the dawn of recovery.
As market demand picks up, major wafer fabs have beg...[Details]
introduction A switching power supply is a power supply that uses modern power electronics technology to control the time ratio of the switching transistor to turn on and off to maintain a stable...[Details]
China Energy Storage Network News
: From May 19th to 21st, the "8th China International Energy Storage Conference" was grandly held in Shenzhen. More than 1,500 representatives from governmen...[Details]
With the continuous development of information technology and the continuous improvement of various social rules and regulations, people need to use various certificates to represent personal infor...[Details]