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1 The function of satellite TV downconverter (high frequency head)
Satellite TV low noise downconverter is also called high frequency head (also called outdoor unit of satellite TV). It i...[Details]
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The "working range" of a robot is the distance that the robot arm can reach when it is fully extended, also known as the arm length. The working range is also called the workspace. It refers to t...[Details]
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The development of vehicle network technology at home and abroad has developed with the development of fieldbus network technology, and various bus network forms such as RS485, Lonworks, and WorldF...[Details]
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1. Introduction The wireless application system is based on the Jiangsu Youth Radio Science and Technology Activity Plan, and has built a wireless application design and development system innovation...[Details]
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1. Timers and counters Clock cycle: The smallest unit in the microcontroller timing. The collective calculation method is one-tenth of the clock source. Machine cycle: the shortest time for a microco...[Details]
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1. Question about GPIO: The IO port of STM32 is initialized as input floating, so is the pin high or low? Answer: It is neither high nor low, floating means it is not used. 2. Question about port mult...[Details]
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Online City News
The launch of ChatGPT marks a leap forward in application, with a significant increase in the number of model parameters and computing power required.
On November 30,...[Details]
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Blogger @数码闲聊站 revealed that next year will be a critical year for MediaTek to impact the high-end market, and MediaTek's next-generation flagship chip will be the only product built based on TSMC's ...[Details]
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In recent years, domestic vacuum
switches
have developed towards high voltage, large capacity and high reliability, and the AC and DC ultra-
high voltage and
UHV
technology upgrade a...[Details]
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You don’t have to get out of the car to refuel, and now you don’t even need to take out your mobile phone to pay. It’s so convenient. Recently, a function called "smart refueling" has been launched ...[Details]
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1. Causes of damage to distribution transformer
1. Overload
First, with the improvement of people's lives, electricity consumption has generally increased rapidly. The original distributi...[Details]
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热电偶是一种常见的被动测温元件。它也是一种有源传感器,测量时不需外加电源,并且测量温度范围(高达2000°C)很广。它可以快速响应,故系统运行几乎没有显著的延迟。 Thermocouple structure diagram: Thermocouple has a simple structure, mainly consisting of two metal wires form...[Details]
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On the morning of November 10, the construction of the 22MW/4.5MWh flywheel energy storage project of the Ningxia Electric Power Lingwu Company of the State Energy Group started. As the first full-...[Details]
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The process of making a stopwatch using STC's 89C52 microcontroller is actually very simple. There are a few things to note:
1. Dynamic display
2. Seven-segment decoding code table
3....[Details]
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Motor variable frequency starting and soft starting are two different starting methods. They have obvious differences in the control method, starting performance, energy consumption, etc. of the mo...[Details]