[i=s]This post was last edited by viphotman on 2019-9-27 18:33[/i]【DFRobot Wireless Communication Module】Review
DFRobot wireless communication module:
http://www.dfrobot.com.cn/goods-1442.html
resourc...
In order to lay a solid foundation and systematically learn MicroPython, I bought two control boards.This content is originally created by EEWORLD forum user eagler8 . If you want to reprint or use it...
If anyone has information on current amplifier circuits, please share it with me. Practical circuits are best. I have found several circuits, but the debugging results are not ideal. :handshake That's...
[p=30, null, left][font=宋体][size=3][color=#000000] The most basic working state of a diode is conduction and cutoff. This characteristic can be used to form a limiting circuit. The so-called limiting ...
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The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
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A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
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Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
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From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Investment in
the
medical device
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Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]