I am going to make a speaker, voltage amplification + power amplification. Please discuss what is the peak-to-peak range of the audio signal and how many times the preamplification voltage should be. ...
The day before yesterday, I saw someone disassembling the mobile phone charging head of vivo R9 on the Internet. Then I thought about it, mobile phone charging heads are our daily necessities, what ar...
[align=left]1. Setting up the debugging environment[/align][align=left]1.[font=宋体]Installing the driver[/font]lpc18xx_43xx_winusb_drivers_v1.00_0.zip[/align][align=left]2.[fontfont =宋体]Update firmware...
I want to use MSP430F5529 to make some small things for fun. Of course, it's not a sample. I'm going to prepare a small batch. Hehe... But this experience really made me crazy... The first person I co...
I don't know anything about hardware. I looked up a chip called EM78P447SAPJ. Is this a microcontroller? What does it do? Please explain its function clearly....
Recently, I saw some friends asking about the priority of M3 on the post. Many people don’t know much about the users of IntPriorityGroupingSet() and IntPrioritySet().
Here is an article about interru...
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
With the rapid development of technology, automotive intelligence is increasing at an unprecedented rate. This not only enhances vehicle functionality and comfort, but also places higher deman...[Details]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[Details]
On August 25th, TSMC, the world's leading contract chip manufacturer, attracted significant attention for its decision to build a chip manufacturing facility in Arizona. TSMC primarily manufactures...[Details]
The complexity of the integrated circuits (ICs) used in electronic systems in vehicles is increasing. They aim to execute artificial intelligence (AI) algorithms to control autonomous driving funct...[Details]
Coal mines typically contain gas and coal dust. When gas and coal dust reach a certain concentration, they can cause explosions. Electrical equipment generates arcs during normal operation or durin...[Details]
A patent disclosed by Ford proposes replacing traditional segmented side curtain airbags with integrated full-width side curtain airbags that span the side of the vehicle and can be deployed simult...[Details]
Bosch has released a new SoC series to support L2+ advanced driver assistance functions. The chip integrates high resolution and long-range detection capabilities, and has built-in support for neur...[Details]
On August 20, Geely announced its focus on "One Cockpit". Through a unified AI OS architecture, a unified AI Agent, and a unified user ID, it will achieve an All-in-One AI cockpit, create the first...[Details]
As the range of electric vehicles continues to increase, driving electric vehicles for long-distance travel has become a trend. For high-speed travel, how much impact will high-speed driving of ele...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
On August 18th, China's largest expressway
charging station,
the G25 Changshen Expressway Tonglu Service Area (South Area), officially opened and launched its integrated solar-storage-charg...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
Analog electronics
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