The time of this LED watch is like this:
The green LED lights represent 8 hours, 4 hours, 2 hours, and 1 hour in order, and the numbers represented by the illuminated LEDs can be combined to know what time it is.
The red LEDs indicate 32, 16, 8, 4, 2, and 1 minute from left to right, respectively, and the same number of minutes can be obtained by adding up the lights.
The length of the electronic watch is like this:
When the button on the table is pressed, the LED will light up:
The only problem is that there are no diamonds with eight stars and eight arrows, and gold and platinum, so it looks like itâ€™s completely from the garbage... cough, the appearance is not important, we value it is full of DIY and The heart of Geek spirit!
If you want to make your own children's shoes, you need to make a PIC16F628 integrated circuit, and then make the circuit according to the following figure:
It is said that the domestic watch of 75 yuan has already been realized:
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