Product Description

The module has 16 push buttons. You can make usual keypads for enter numbers, symbols, or navigate and selections in the program. There are pull-up resistors of different values for each button. This makes it possible to connect all the 16 keys to taking only one analog port of the microcontroller. The button consists of two parts: a cap, which can be applied to any character, and a transparent cover which can prevent blurring of the text and add light.

Connection:

After connecting power to the module and pressing at least one key contact at "OUT" will stress the appropriate level. Conformity stresses the buttons pressed, you can find out how on the board and in the table below (values are valid out when powered from 5v).

Product official page:
http://robotdyn.com/catalog/buttons_control/button_keypad_4x4_module/
* For get a detail information of product, instruction, schematic diagram, dimension diagram, guide and software, Pls visit to official page of product.

RobotDyn(R) - registered trademark in USA.
Zhuhai RobotDyn Technology Co.,Ltd - Developer and manufacture.

Feature

This 4x4 Keypad Matrix 16 push buttons with one analog signal out.
The button consists of two parts: a cap, which can be applied to any character, and a transparent cover which can prevent blurring of the text and add light.
Brand : RobotDyn
MPN(PartNumber) : Matrix Button Keypad
EAN : 6970622931386
Product Dimensions(LxWxH) : 12x9x2cm ; 118 g
Package Dimensions(LxWxH) : 9x8x2cm ; 118 g

Attention for order international goodsAll items are delivered from oversea(USA,KOREA,JAPAN,Malaysia)DirectlyDelivery would be done local shipping company in country of Production Place and Qxpress or POST in singaporeTotal shipping takes 7~14 working daysThe item from the third country could take 2 week more than normal delivery in transitNo exchange or Return is Allowed because of simple mind change Such Return or exchange is ly allowed for the reason below Major defect is discovered Wrong item is Delivered If you want to retunr or exchage at you cost, kindly Contact us via email Please check when you return the item just for changing your mind, you could be charge return cost (orginal + return shipping , duty, and etc) You should let us know within 7 days from the date you received the item if you'd like to get a refund for the item About Votage of electronics The voltage of most electronics goods listed on our shop is 110V Need transfomer to use US electronics We cannot accept return for dameged electronic item because of not using transfomer