For the starter and enthusiast, this is a fundamental program---LED Blinks.
LED, the abbreviation of light emitting diodes, consist of Ga, As, P, N
chemical compound and so on. It is often applied to numbers and text
display as an indicator in the circuit.
The LED can flash diverse color by altering the delay time in the test code.
When in control, power on GND and VCC, the LED will be on if S end is high
level; nevertheless, it will go off.
(2) Parameters:
◆ Control
interface:
digital port
◆ Working voltage: DC 3.3-5V
◆ Pin spacing: 2.54mm
◆ LED display color: yellow
(3) Component Needed：
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