I was not originally engaged in this, but was forced to do this, and I am really helpless. Could someone help me connect the Bluetooth to the mobile phone, and then send the ATCommand to dial the Inte...
1. IO Configuration Taking SCIA as an example: GPIO35--SCITXDA GPIOA36--SCIRXDA is used Using registers:
GPBPUD: Set pull-up GPIO32-GPIO63 corresponding bit 0 enables pull-up
GPBQSEL1:
GPBMUX1...
1. CPU selection. Many people ask whether to buy an arm7 development board or an arm9 development board. My personal suggestion is to buy an ARM9 board. Playing with ARM without running an operating s...
[p=26, null, left][color=#000][font=Arial][size=14px]I recently made a board. Of course, I took into account the selection of components. Since the indicators require high accuracy, I was very cautiou...
[color=#333333][font=Arial, Microsoft YaHei][size=14px]In the boost circuit of tl494, the chip power supply and the boost part power supply are provided separately. The boost part input is 12V, 2A. Th...
1 Introduction
In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[Details]
Common Mode Semiconductor has officially released its latest generation of power management ICs—the GM6506 series. This fully integrated high-frequency synchronous rectification step-down p...[Details]
With the rapid development of electric vehicles in my country, people are beginning to pay attention to the issue of radiation from electric vehicles. We all know that mobile phones emit radiation,...[Details]
Electric vehicles' 12V batteries don't rely on a generator to power them. Only gasoline-powered vehicles rely on the engine to drive a generator to generate electricity while driving, which is used...[Details]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
Lightweighting of automobiles is still a relatively unfamiliar term for automobiles. With the continuous improvement of environmental protection requirements, relevant regulations have also put for...[Details]
introduction
In today's busy society, people experience chronic high stress, which in turn poses a significant threat to our health. Therefore, effectively relieving stress has become a pr...[Details]
Traditionally, electrical energy is transmitted primarily through wires, requiring direct physical contact between the power source and the load. With the increasing number of electrical devices in...[Details]
Renesas Electronics introduces a new USB-C power solution with an innovative three-level topology.
Improve performance while reducing system size
New solution combines excel...[Details]
As in-vehicle audio and video entertainment features become increasingly diverse, the demand for digital transmission of audio and video information is urgent. Traditional protocols such as IEEE 13...[Details]
Industrial equipment plays a significant role in improving industrial automation and accelerating production efficiency. Industrial HMIs (Human-Machine Interfaces) serve as a communication platform...[Details]
introduction
As the concept of "low-carbon travel and green environmental protection" becomes more and more popular, bicycles have become a crucial means of transportation. Currently, urban pu...[Details]
The working principle of a frequency converter is to process input fixed-frequency AC power through circuits such as rectification, filtering, and inversion, and then output AC power with variable ...[Details]
The "China Electric Vehicle Charging Equipment Development Report (2024)" was compiled by the China Electric Vehicle Charging Infrastructure Promotion Alliance and Shenzhen Shenghong Electric Co., ...[Details]
From the arms that simply and repeatedly carry heavy objects on the assembly line, to the two-arm "blue-collar" robots that easily plug and unplug circuit harnesses, to the humanoid robot "clerks" ...[Details]