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DIY Kit Electronic Windmill Shaped Red LED Flashing Light Lamp DC 5V Funny Kits for Soldering Practice

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$4.59 $3.21
Quantity10+30+50+
Price$2.90$2.60$2.30
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Description:
This is a DIY MCU design teaching Electronic windmills kit for soldering practice.

Parameters:
1>. Operating voltage: 5V
2>. Work efficiency: adjustable speed
3>. PCB board material: RF--4 high quality circuit board
4>. Size: 40mm*50mm

Circuit Principle:

  • The circuit is based on MCU control.
  • MCU control different vertical LED lighting, so as to achieve the effect of windmill rotation.
  • The speed of the windmill can be changed by press the buttons.

Component List:

NO. Component Name PCB Marker Parameter QTY
1 Red LED D1-D19 3mm 19
2 Metal Film Resistor R1-R4 1K 4
3 Button S1,S2 6*6mm 2
4 STC15F104EA U1 DIP-8 1
5 Male Pin DC 2P 1
6 PCB   40*50mm 1


Circuit Diagram:


Finished Product Picture:

Installation Steps:


Step 1: Install the 4pcs 1K resistor
Step 2: Install all the 19pcs LEDs
Step 3: Install the IC chip
Step 4: Install the buttons and power interface


 

I. Tested by ICStation:



Press the accelerate button:



Press the decelerate button:

Learn More Details in the Video:

 

II. Tested by ICStation's Outstanding Partner ELECTROJUANYU:


 

In order to observe easily, partner use a green LED assembling in the middle of the PCB board. :)
 

Learn More Details in the Video: 
(The language in the video is Spanish)

Quantity10+30+50+
Price$2.90$2.60$2.30
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DIY Kit Electronic Windmill Shaped Red LED Flashing Light Lamp DC 5V Funny Kits for Soldering Practice
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