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The ignition system of an automobile engine includes hundreds of electrical and mechanical parts, and the production line is widely distributed. Therefore, the distributed indirect monitoring metho...[Details]
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There are many reasons why LED chips produce dark cracks during the production process. Therefore, we will only briefly analyze them from three aspects: parameters, mechanisms, and tools.
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At present, a new round of scientific and technological revolution represented by new energy, new materials, artificial intelligence, etc. is having a significant and far-reaching impact on the globa...[Details]
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As the trend of the Internet of Everything and information aggregation continues to deepen, the number of terminal devices such as mobile phones, computers, and robotic arms continues to increase, ...[Details]
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July 13 - Panasonic Energ, a major battery supplier for Tesla Motors, said today that it is developing a new technology that will increase battery energy density by 1/5 by 2030. By then, with the sam...[Details]
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Samsung released its first QLED TV at the 2017 International Consumer Electronics Show and applied for a trademark. In April 2017, Samsung and state-owned brands Hisense and TCL announced the establi...[Details]
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There are usually two ways to detect whether the ordinary zinc-manganese dry battery has sufficient power. The first method is to estimate the internal resistance of the battery by measuring the in...[Details]
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On September 3, the Berlin International Consumer Electronics Show (IFA) kicked off. In this special year, the importance of connectivity technology has become increasingly prominent, and 5G has once...[Details]
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1 CAN bus communication network system
As shown in Figure 1, in this design, the host computer and the bottom module are connected through a communication medium (twisted pair) with a terminator (120...[Details]
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1. Short-circuit both ends to discharge the capacitor to ensure the safety of the numbers. 2. Turn the function rotary switch to the capacitance (c) measurement position and select the appropriate ra...[Details]
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By using the multiplexing function input capture function of the PA8 pin of stm32f407, the waveform corresponding to each button of the remote control is recorded, and then transmitted through the in...[Details]
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Brain tissue has a high metabolic rate, and its oxygen consumption accounts for 20% of the total body oxygen consumption. It is also particularly sensitive to hypoxia. Short-term hypoxia may cause ...[Details]
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The DMA part I used is relatively simple. Of course, maybe this is a new thing, and I can't use its complex functions for the time being. The following is a question and answer format to express my t...[Details]
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To run the code on a bare board, you must:
1. Write code (startup code, C code, Makefile);
2. Compile and link;
3. Burning (J-Link)
The three documents in the first phase are as...[Details]
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When the power is turned on, within the time determined by R2 and C2, the trigger level of NE555's pin 2 is lower than Vcc/3, and the pin 3 outputs a pulse; then, Vcc charges C2 through R2 and VD1, a...[Details]
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