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A host of new technologies will usher in digital transformation in 2020. The latest insights report from the Strategy Analytics User Experience Innovation research team identifies the most noteworthy...[Details]
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1 Battery charging requirements
The charging curve is applicable to lithium-ion battery charging, which includes three charging stages: pre-charge stage, fast charge constant current (CC) ...[Details]
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1. Experimental Purpose 1) Understand STM32 window watchdog; 2) Understand the similarities and differences between the STM32 window watchdog and the independent watchdog; 3) Use window watchdog; 4) ...[Details]
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Specific implementation functions The system consists of STC89C51 microcontroller + digital tube display module + button module + power module Specific functions: (1) It can record the game time ...[Details]
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The permanent magnet brushless DC motor adheres the permanent magnet to the surface of the rotor core and adopts the concentrated winding method to form a hidden pole rotor structure. The main magn...[Details]
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On November 30, the power grid load in Xianyang area hit a new high since the beginning of winter at 2,161,080 kilowatts, an increase of 12.34% over the same period last year, and the power grid op...[Details]
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Everyone knows that electrical appliances will inevitably have some minor problems after being used for a long time, such as loose connections, poor contact and malfunction. If the appliance looks ...[Details]
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An interruption means that when the CPU is executing a program, it encounters an abnormal situation that needs to be handled. The CPU stops the current program, saves the necessary parameters of the ...[Details]
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1. Experimental phenomenon:
After entering the program, the program will operate as a two-way marquee; press the k0 key and the program will operate as a left-hand marquee; press the k1 key ...[Details]
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First of all, STM8 has three low-power modes, namely waiting, active shutdown and shutdown. Please read the official manual for the specific differences between the three. Here we only talk about t...[Details]
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"Many media are concerned about whether the rapid development of the display industry will lead to resource surplus. In fact, after market analysis, we found that people's demand for display products...[Details]
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According to CCTV Finance, the National Development and Reform Commission today (20) clarified the scope of new infrastructure for the first time. It is reported that the new infrastructure mainly ...[Details]
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1. Use timer interrupt to control the signal light.
ORG 0000H
LJMP MAIN
ORG 000BH ;Internal interrupt T0 entry address
...[Details]
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Network analyzers can be used to characterize radio frequency (RF) devices. Although originally measuring S parameters, network analyzers are now highly integrated and advanced in order to outperform...[Details]
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LC oscillation arc extinguishing circuit
Figure LC oscillation arc extinguishing circuit
The circuit of LC oscillation arc extinguishing is shown in the figure . The capacitor has a voltage...[Details]
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