A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
0 1 2 3 4 5 6 7 8 9
If you have any question, please send an E-mail to computerdcjack@gmail.com. We will reply to you within 8 hours.
banner5
BANNER6
banner7

electronic building blocks ad keyboard analog keyboard module

electronic building blocks ad keyboard analog keyboard module

Model: module-7353

$14.36  $11.49

Add to Cart:         

 


6 reviews

Current Reviews: 6

We ship to over 200 countries worldwide.

Tailoring Period: 7-12 working days.

Shipping Time: 2-5 working days.

       
Add you Tags
  • Description
  • Payment
  • Shipping
  • Refund Policy
  • You make also like
Item specifics

  Use an analog port to read the five key states for Arduino save IO port. With for Arduino sensor expansion board can be completed and buttons of interactive works. for Aruino test code: / / ADKeyboard Module int adc_key_val [5] = {50, 200, 400, 600, 800}; int NUM_KEYS = 5; int adc_key_in; int key = -1; int oldkey = -1; void setup () { pinMode (13, OUTPUT); / / we'll use the debug LED to output a heartbeat Serial.begin (9600); / / 9600 bps } void loop () { adc_key_in = analogRead (0); / / read the value from the sensor digitalWrite (13, LOW); key = get_key (adc_key_in); / / convert into key press   if (key! = oldkey) / / if keypress is detected { delay (50); / / wait for debounce time adc_key_in = analogRead (0); / / read the value from the sensor key = get_key (adc_key_in); / / convert into key press if (key! = oldkey) { oldkey = key; if (key> = 0) { digitalWrite (13, HIGH); switch (key) { case 0: Serial.println ("S1 OK"); break; case 1: Serial.println ("S2 OK"); break; case 2: Serial.println ("S3 OK"); break; case 3: Serial.println ("S4 OK"); break; case 4: Serial.println ("S5 OK"); break; } } } } delay (100); } / / Convert ADC value to key number int get_key (unsigned int input) { int k;   for (k = 0; k { if (input { return k; } }   if (k> = NUM_KEYS) k = -1; / / No vad key pressed return k; }  

 



Product Description
Packaging Details Unit

Type: piece
Package
Weight: 0.100kg (0.22lb.)
Package Size: 10cm x 10cm x 8cm (3.94in x 3.94in x 3.15in)

If you would like to pay by PayPal, you can pay to our PayPal account: computerdcjack@gmail.com and email us. Please email us the name of the product, the quantity and other product attributes. The email address is computerdcjack@gmail.com. No matter how many goods you buy in one order, the freight you need to pay is only 15 dollars

1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO)
2. Orders processed timely after the payment verification.
3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.
4. The images shown are not the actual item and are for your reference only.
5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery. 
8. Delivery Time:

CARRIER NAME DELIVERY TIME TRACKING SERVICE
DHL 5-7 DAYS WWW.DHL.COM
UPS 5-7 DAYS WWW.UPS.COM
FEDEX 5-7 DAYS WWW.FEDEX.COM
TNT 5-7 DAYS WWW.TNT.COM
EMS 7-10 DAYS WWW.EMS.COM
China Post Air Parcel 10-30 DAYS intmail.183.com.cn/

100% Money Back Guarantee on each item. Please contact us within 24 hours upon your receipt of the items. A full refund including shipping will be rendered in the event that the item is not as described. The refund will be rendered once the item has been sent back in original condition.

Customer Reviews:

Displaying 1 to 6 (of 6 reviews)

 
by Kay Brown
Date Added: 06/03/2017
---Well priced and speedy serviceWebsite clear and easy to use, good product information. Quick delivery!

Rating: 5 of 5 Stars [5 of 5 Stars]

by Florence Scullard
Date Added: 06/03/2017
Excellent serviceBought a Vivian Westwood necklace online and it was delivered fast and also had free delivery. It was just what I wanted and I am very pleased with my purchase and would order again.

Rating: 5 of 5 Stars [5 of 5 Stars]

by Hazel Wheeldon
Date Added: 06/03/2017
Fabulous!Perfect productPerfect deliveryPerfect experience Thank you

Rating: 5 of 5 Stars [5 of 5 Stars]

by STEVEN BUXTON
Date Added: 06/03/2017
FOOTWEAR FOR BRITISH WEATHERPerfect footwear for country walking in wet weather. Warm comfortable and lightweight. Everything i wanted from recreational footwear.

Rating: 5 of 5 Stars [5 of 5 Stars]

by JUSTIN
Date Added: 06/03/2017
---The fastest delivery I have had from an online order, excellent service!This company offered the lowest price i could find for the required item, plus delivered it super fast. ordered at 8.30 am had item in by hand before 10am next day

Rating: 5 of 5 Stars [5 of 5 Stars]

by Maria of Coventry
Date Added: 06/03/2017
Great purchase experience and quick deliveryI do not usually leave reviews, but I am happy to reccommend Shoetique. I got a pair of fitflop sandals from then, and they were the most cost effective, quick and free delivery included and the sandals are great. I will buy from them again.

Rating: 5 of 5 Stars [5 of 5 Stars]

Displaying 1 to 6 (of 6 reviews)

 


Please tell us what you think and share your opinions with others. Be sure to focus your comments on the product.



Product Tags: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
0 1 2 3 4 5 6 7 8 9
---/news/archive/
Our websaite:
www.china-goods-online.cn
www.chinagoodsonline.cn
www.xmgoogle.net.cn
www.china-dhgate.com