I use the MSP430F135 chip. The program simulation is normal. After building, I can write directly to the chip. Once I unplug the JATG, the program does not run or runs incorrectly. I guess it is a pro...
Generally, the conversion of 220V voltage to 12V requires rectification, transformer, and voltage regulator. Webench can use LM5023 to achieve this conversion. 1. Input parameters, 220V (AC) to 12V (D...
It almost ended badly, haha, luckily lemon brother @nmg has been following it, which gave me some motivation to start. Well, I won’t say much, if you are not clear, you can read the previous posts:
[1...
How to choose a crystal oscillator and its specifications - Ordinary crystal oscillators ( XOs ) XOs does not take any temperature compensation or constant temperature measures, and its technical indi...
MCU model: STC89C52RCProblem description: Read P1 port data, the data is emptyP1 has been defined
uchar uReadValue;P1_0=0;
P1_1=0; //OK here, the two LEDs at the lower position of P1 are lit normally
...
I have a batch of equipment that is used for driving school timing with Nuc972 + STM32. I customized it for the driving school before, and I made a part of it too much. I don’t want to leave it to gat...
"Have you set your calendar reminder?"
On August 24, Nvidia Robotics' official account posted a photo of a black gift box on a social media platform, with an attached greeting card sig...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[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]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
On August 21, WeRide officially launched WePilot AiDrive, a one-stage end-to-end assisted driving solution developed in cooperation with Bosch. This comes only half a year after the two parties' "t...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
Electric vehicles will revolutionize transportation, changing fuel consumption, carbon emissions, costs, maintenance, and driving habits. Currently, a major selling point for electric vehicles is t...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
introduction
With the development of society, people's requirements for the quality of refrigerated and frozen foods are constantly improving. The changes in food appearance and nutritional co...[Details]
Microcontroller MCU
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