24pcs Universal DC 0-48V 4 key push button switch Module

HomeElectronics Production Machinery24pcs Universal DC ..


100.0 star rating
100.0 of 100



Model Number
TB371*24
Customizable
Yes
key keypad
4 button
Output Level
Low level
Operating Voltage
DC 0-48V


As a huge online store. You can take advantage of the SALE 24pcs Universal DC 0-48V 4 key push button switch Module decent price and offers a quick and easy online purchproductIdg process. We guarantee your absolute satisfaction - 100% of the time. In addition, we have safe and secure purchproductIdg environment.

Who Sells 24pcs Universal DC 0-48V 4 key push button switch Module The Cheapest 24pcs Universal DC 0-48V 4 key push button switch Module?

Shop for best price Affordable 24pcs Universal DC 0-48V 4 key push button switch Module. Price Low and Options of 24pcs Universal DC 0-48V 4 key push button switch Module On Line from variety stores in usa. products sale 2017.

The best 24pcs Universal DC 0-48V 4 key push button switch Module for Sale from Publisher ,usually are excellent merchandise. Maybe it\'s a quite wonderful product for your value. You are able to check out review from shoppers to discover more off their by experiences. Absolutely free themes responses gives you an excellent advice from the selling price as well as pleasant pleasure from the merchandise.

This online sellers supply the best and low expense price tag which integrated super conserve shipping (in U.S.A. and WorlWide). Reading opinions gives you having a a lot of fuller data of the cons and pros on the SALE 24pcs Universal DC 0-48V 4 key push button switch Module.

AD Keyboard Simulate Four Key Module Analog Button for Arduino UNO MEGA2560 Sensor Expansion BoardUSD 1.42/piece
5pcs with UNO R3 DUE sketch ! AD Keypad 1 AD port controll 4 buttons matrix keyboard Development Module for Arduino ADCUSD 4.74/lot
8pcs Push Button Switch 4 Keyboard Module key Board Keypad for Arduino DUE Breadboard Leonardo ZERO Tre Micro banana pi ZigbeeUSD 4.74/lot
Key Button Board LED Module kit for Arduino UNO MEGA2560 Pro mini nano due Raspberry Pi Teensy++USD 1.89/piece
3.3V 5V KC11B04 4 key Analog Buttons AD Keypad Board ADC port keyboard for Arduino UNO MEGA2560 DUE ARM AVR PICUSD 1.42/piece
2pcs 4 Buttons key Switch Keyboard Matrix Board for Arduino UNO MEGA2560 Raspberry pi PCB PLCUSD 1.59/lot
2pcs 2.54mm Female Pin Header 4 Button key Switch Keyboard kit for raspberry pi FPGA CPLD ARM AVR Development BoardUSD 2.27/lot
5PCS 3-5V 4 Buttons AD Keypad keyboard Analog output button for Arduino nano uno raspberry pi 3 breadboard stm32 starter kitUSD 4.74/lot
Product Name:24pcs Universal DC 0-48V 4 key push button switch Module Keyboard Matrix Board for PIC PLC ARM FPGA CPLD MCU Development Board
 

Packing list:
 
24 PCS  4 key push button switch Module;
 
  

Description:

Can be inserted directly into Arduiuo uno mega2560,Ideal for linking up to your Arduiuo UNO Pro Mini Nano Mega2560 Breadboard raspberry pi etc,or others MCU ( PLC AVR STM32 ARM PIC AT89C51 MSP430 STM8 Xilinx Altera Lattice FPGA CPLD etc.)
  
1 4-button Common Cathode key module .
 
2 " GND K1 K2 K3 K4" 4 PIN OUT 2.54mm
 

3  Working voltage: Can be DC 1.2V 1.8V 2.5V 3V 3.3V 4.5V 5V 9V 12V 24V 36V 48V 

 
4 Size: 12.7MM x 33MM.

 

Arduiuo uno/mega2560 Code
 
//******************************************************//

 

/*
Arduiuo_4key_uart
 
This example code is in the public domain.
*/
 
// Define key pin
int K1 = 13;
int K2 = 12;
int K3 = 11;
int K4 = 10;
 
 
// variables will change:
int buttonState = 0; // variable for reading the pushbutton status
 
// the setup routine runs once when you press reset:
void setup() {
// initialize the keys pin as an input.
 
pinMode(K1, INPUT);
pinMode(K2, INPUT);
pinMode(K3, INPUT);
pinMode(K4, INPUT);
 
//Activate key pin internal pull-up resistors
digitalWrite(K1, HIGH);
digitalWrite(K2, HIGH);
digitalWrite(K3, HIGH);
digitalWrite(K4, HIGH);
 
// initialize serial communications at 9600 bps:
Serial.begin(9600);
}
 
// the loop routine runs over and over again forever:
void loop() {
 
buttonState = digitalRead(K1);
if(!buttonState)Serial.print("k1 \n" );
do
{
buttonState = digitalRead(K1);
}
while(!buttonState);//Wait button release
 
buttonState = digitalRead(K2);
if(!buttonState)Serial.print("k2 \n" );
do
{
buttonState = digitalRead(K2);
}
while(!buttonState);//Wait button release
 
buttonState = digitalRead(K3);
if(!buttonState)Serial.print("k3 \n" );
do
{
buttonState = digitalRead(K3);
}
while(!buttonState);//Wait button release
 
buttonState = digitalRead(K4);
if(!buttonState)Serial.print("k4 \n" );
do
{
buttonState = digitalRead(K4);
}
while(!buttonState);//Wait button release
 
delay(100);
}
    
 //******************************************************//

 

 

 

 

Circuit schematics : 

 

 

 

 

Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
Return PolicyIf the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller ServiceOn-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).