Which of the following control circuits is better?The MOS tube is turned on with 12V, and the 51 microcontroller is powered by 5V. I am not sure which of the following two control circuits is better.
What is the dot on CLKOUT? What is generated on the PCB? I saw it in someone else's circuit diagram. It is already a PDF and I can't see the prototype.
[i=s]This post was last edited by lb8820265 on 2016-3-19 14:37[/i] [align=left] [size=3] I have designed the board during this period. The board is very small, only 5.5cm×6.5cm. The project files are
[i=s]This post was last edited by mzb2012 on 2017-10-6 20:54[/i] [b][size=6]Human infrared sensor LED light[/size][/b] [b][size=5]1. Background[/size][/b] [size=4]When I have a baby at home, I sometim
I want to use the button as an external interrupt, turn on the timer through the interrupt service routine, use the timer TIM1 to update the interrupt, and turn off the timer interrupt when the extern
Moderator, I have a question:I use ST-LINK to debug the chip online. After the program is burned into the MCU once, when I connect again, the MCU and ST-LINK cannot connect! It has been unable to conn
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