Set 5 Mô Đun Cảm Biến Âm Thanh Ky-031 3pin Chuyên Dụng

Giới thiệu Set 5 Mô Đun Cảm Biến Âm Thanh Ky-031 3pin Chuyên Dụng

KY-031 3pin Percussion Knocking Knock Sensor Module for Diy Starter Kit KY031

Knock sensor module and a digital 13 interface, built-in LED build a simple circuit to produce percussion flasher. Interface comes with digital LED, will knock sensor connected digital 3 interface, when percussion sensor senses measure to percussive signals, LED flashing light.

Size: 30x18x6mm (approx)

Routines source code:

int Led = 13;// define LED Interface

int Shock = 3;// define the percussion Sensor Interface

int val;// define numeric variables val

void setup ()

pinMode (Led, OUTPUT) ;// define LED as output interface

pinMode (Shock, INPUT) ;// define knock sensor output interface

void loop ()

val = digitalRead (Shock) ;// read digital interface is assigned a value of 3 val

if (val == HIGH) // When the percussion when the sensor detects a signal, LED flashes

digitalWrite(Led, LOW);

else

digitalWrite(Led, HIGH);



Before purchase:
1.All the goods are ready stock, we will arrange the shipment at once if we receive the order.
2.Please read the item description, if you have any question, do not hesitate to contact us.
3.Use the vouchers for more saving.

Shipment：
1.1-2 days to ship(except for the pro-order item)

After purchase:
1.If you are satisfied，please give us 5 stars praise.
2.Please contact us before you are going to give us bad review. We are helpful and will solve the problems.



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