[align=left][color=rgb(51, 51, 51)]The concept of voltage and current lead and lag is relative to the relationship between current and voltage. That is to say, for example, if it is a capacitive load ...
I see that the USBD_AUDIO_DataIn function in the usbd_audio.c file is not implemented specifically.
Is it possible to only play sound but not record?...
Huawei IoT Technology from Beginner to Master : https://training.eeworld.com.cn/course/5222Explain the Internet of Things in a simple and easy way, covering wired communication, wireless communication...
At the beginning of the new year, we should always be motivated and hope that it is not a flash in the pan. Before the New Year, I happened to see that ST acquired TouchGFX. I used emwin to make a sim...
MicroPython has set up an HSI clock option, allowing the use of HSI as the master clock. The advantage is that it is more adaptable, but the disadvantage is that USB may not be used. [url]https://gith...
//Return the key value
/********************************************************************/
//Keyboard scanning subroutine to get key value function
/**************************************...[Details]
Automotive chips refer to semiconductor products used in vehicle electronic control devices and on-board automotive electronic control devices. Automotive chips can be roughly divided into six catego...[Details]
Xiaomi's overseas brand POCO has just released two new phones. Among them, POCO F3 is the domestic Redmi K40, and POCO X3 Pro is the world's first Qualcomm Snapdragon 860. Prior to this, POC...[Details]
Reducing energy consumption has become a major concern for governments around the world. The production of electrical energy consumes large amounts of coal and oil, while also generating large amounts...[Details]
High-power LED lamp beads are a type of LED lamp beads . Compared with low-power LED lamp beads, high-power LED lamp beads have higher power, brighter brightness, and higher prices. The rat...[Details]
The basic principle of keystroke is to set the MCU IO port (PB0-PB3) to input state, such as DDRB = 0XF0 (direction register, "1" is output, "0" is input); The microcontroller always detects the st...[Details]
According to foreign media reports, after Canada's The Globe and Mail reported that BlackBerry sold 90 key smartphone technology patents to Huawei, BlackBerry Chief Financial Officer Steve Rai...[Details]
Memory has always been one of the products with the largest share in the semiconductor market, and is considered to be the main "culprit" of the current round of global semiconductor market decline. ...[Details]
Recently, Gao Gong learned that as of mid-2023, the cumulative shipments of Xinda's robots have exceeded 40,000 units.
According to data from Gaogong Robot Industry Research Institute (GGI...[Details]
introduction DC regulated power supply is a common electronic instrument, which is widely used in fields such as experimental teaching and scientific research. Most of the DC stabilized power supplie...[Details]
It is very simple to read EEPROM. EEPROM directly sends out data according to the timing we send, but writing EEPROM is not so simple. After sending data to EEPROM, it is first saved in the EEPROM ca...[Details]
MSP430 MCU:
1. The machine cycle is one clock cycle
2. The I/O port interrupt trigger mode is edge triggered
3. The I/O port is a bidirectional port
4. To be continued
First, the 89C 51 ...[Details]
Selection of core components SPC3 protocol chip SPC3 is an intelligent communication chip specially developed for slave stations. It supports PROFIBUS-DP protocol. Figure 1 shows the str...[Details]
Easy to get started with single chip microcomputer: dynamic display of five digital tubes Last time, we talked about the static display of digital tubes. This time, we will introduce dynamic display....[Details]
Recently, Silicon Labs released its third-quarter 2024 performance report, with both revenue and profit exceeding the expected median. Revenue in the third quarter was US$166 million, a 14% increas...[Details]
Power technology
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