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Simple running water lamp system based on 51 microcontroller

 
Overview

It mainly includes LED circuit, reset circuit, buzzer circuit and button circuit:
The LED circuit can adjust the brightness according to your own needs.
For burning, you need to use the ch340 serial port to download. The positive and negative poles are connected to the lead pins in order, RTX Reverse the connection with TXD to download the program.
Note: To reset the microcontroller, the serial port lead needs to be disconnected and reconnected to detect the microcontroller.
Be sure not to connect RTX and TXD in reverse for program download
. I am inexperienced and hope you guys can point it out.
参考设计图片
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Update:2024-11-14 23:46:22

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