When reading the manual, I noticed something very interesting. The operating voltage of the MCU is 3.6V-1.8VBut if you look closely, the RAM retention voltage is only 1.6V.Then there may be a situatio...
Basic requirements: Heart rate measurement: heart rate sensor to measure heart rate Photographing: when emotions reach a certain value, start to shoot a 15s short video Upload information: upload a 15...
[i=s]This post was last edited by se7ens on 2021-5-19 17:02[/i]This is a boost circuit on a TV high frequency head.
Right input voltage 3.6v
After the transformer and switch 8050, it is converted into...
[align=left][font=微软雅黑][size=5] Transistor Application from Beginner to Master --- Complete Collection of Transistor Data [/size][/font][/align] [align=left][font=微软雅黑][size=5] [/size][/font][/align] ...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
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With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
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I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[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]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
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Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[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]