I would like to ask, when using PWM to control the backlight of an LCD display, what is the general frequency setting, what is the duty cycle, and what is the general initial value?...
The thing is, after porting LWIP, I made a web server. After resetting stm32, I can access the web page on stm32 through the browser, but I can no longer access this page after closing the browser and...
[font=sans-serif]The voltage between IC202 and T202 relative to R208[/font][backcolor=rgb(238, 238, 238)][font=sans-serif]It should be negative feedback? Why did I analyze it as positive feedback[/fon...
Can the microcontroller system directly draw power from an external 200v DC wire? I think: 1. I can use a transformer to convert 200v to 3v to power the microcontroller 2. I want to use a capacitor to...
Can anyone tell me if there is a product in the STM8S series that can communicate directly with the computer through the USB interface or other chips?...
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]
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]
Laird Thermal Systems has introduced the HiTemp ET series Peltier cooler modules, which can operate at high temperatures and provide on-site cooling for sensitive electronic devices.
Dig...[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]
Keysight Technologies is combining its electromagnetic simulator with Synopsys' AI-driven RF design migration flow to create an integrated design flow for migrating from TSMC's N6RF+ process techno...[Details]
Plessey Semiconductors has been acquired by Haylo Labs, which was established in March last year with a $100 million, five-year loan from Chinese technology company Goertek.
Haylo Labs w...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[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 driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]
Introduction: In digital circuit calculations, there is no concept of decimal points. You know where the decimal is, but the circuit does not know where the decimal point is. Therefore, you need to...[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]
Microcontroller MCU
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