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There are several methods for roundness measurement, including the rotary axis method, three-point method, two-point method, projection method, and coordinate method. The following is a brief introdu...[Details]
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Recently, Tesla, which has absolute authority in the field of new energy , has been pushed to the forefront of public opinion. The reason is that some of the Model 3 models sold by Tesla are not equi...[Details]
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To control the transmitting module and receiving module, the microcontroller must first initialize the interface of the microcontroller (SPI bus interface technology is a high-speed, high-efficiency ...[Details]
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Digital blogger @数码闲聊站 recently revealed on Weibo that the new iQOO5 series will be officially launched this month, equipped with 100-watt fast charging. IT Home learned that the IQOO bra...[Details]
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Program structure
Loop structure
While loop The
While loop can repeatedly execute the program in the loop body until a certain boundary condition is reached. It is similar to the Do lo...[Details]
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One of the biggest highlights of the Pixel 4 series is its support for 3D face recognition. Like the iPhone 11 series, the Pixel 4 series does not have a fingerprint. It is reported that the...[Details]
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This paper introduces a design scheme of digital display resistance and capacitance measurement system based on 555 timer and single chip microcomputer . The system uses 555 and the resistance or ca...[Details]
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The impact of lightning strikes on LED street lights and its prevention
In summary, there are four main types of lightning strikes:
1. Direct lightning strike
Direct lightning contai...[Details]
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Inside the STM32 STACK and HEAP, the former is the heap and the latter is the stack. Today, when debugging a program that sends data to the server, a strange phenomenon occurred: fun(){ fun1() ; ...[Details]
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Today I will share a more practical skill, which is to use a multimeter to identify the polarity of transistors. Although the corresponding pin types of transistors can be remembered by rote, this ...[Details]
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The most cruel thing about the manufacturing industry is that it is difficult to escape the fate of cycles, especially in the manufacturing technology industry that uses heavy assets and high technol...[Details]
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A week before New Year's Day, Shanghai welcomed the first snow of winter. In a science and technology park in Zhangjiang, Shanghai, due to the sudden drop in temperature, many people gathered next to...[Details]
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Recently, it was reported that Shanghai has
included
76 new
medical
services such as the "Da Vinci surgical
robot
"
into the scope of medical insurance payment, and this year it will...[Details]
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System clock: On the development version, different devices run at different clock frequencies. For example, the CPU may run at 400Mhz, and memory storage such as SDRAM and DM9000 run at 100Mhz...[Details]
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A multimeter is a commonly used measurement tool that can be used to measure parameters such as voltage, current, and resistance. However, for the measurement of temperature sensors, a multimeter m...[Details]
GD32 MCU
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