Numeric keyboard - 12 keys

Index: SPF-02202 EAN: 5904422359140

The keyboard has numbers from 0 to 9 and the signs: * and #. The buttons are connected into a matrix so for the detection of 12 buttons, you need only 7 pins of the microcontroller. Keyboard is sold in white and black.

Numeric keyboard - 12 keys
€5.90
€4.80 tax excl.
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Manufacturer: OEM

Specification

  • Number of buttons: 12
  • Dimensions: 72 x 53 mm
  • Connector type: holes for the strap, goldpin, female, 2.54 mm pitch (not included in the set, sold separately)
  • Color: white or black. The keyboard is sent in random color; and there's no possibility to select the color.

 

Description

The keyboard has numbers from 0 to 9 and the signs: * and #. It can be used as adevicefor data entry in projects that are based on any microcontroller systems, for example,ArduinoorSTM32. Pin are the holes of for the goldpin connector of 1x7 pin - pitch of 2.54 mm. Keyboard is sold in black and white and there's no possibility of choosing the color.

 

On the Internet, there are examples to operate the keyboard for PIC microcontrollersandArduino kits. Users can also use the library of Arduino,example of the the alarm unitandArduino tuturial are on the Bildr blog.

 

Switch - type2 monostable
Switch - type keyboard
Switch - shape rectangular
Switch - backlight no
Colour black
Length 72 mm
Width 53 mm
Raster 2.54 mm
Package width 7 cm
Package height 1 cm
Package depth 8.5 cm
Package weight 0.018 kg

Władysław

07/04/23

Question: How to connect the keyboard to the computer via usb? Is it possible?
Answer: The keyboard can be connected to an Arduino Leonardo, for example, to emulate the keyboard buttons on a computer.
https://www.arduino.cc/reference/en/language/functions/usb/keyboard/

Product reviews

Numeric keyboard - 12 keys

5/5

Average grade

3

Customers opinion
The following opinions are collected
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and come from the post-purchase process.
Tadeusz 11.10.2023 Confirmed purchase Translated review
It's what I needed and on time!!
Zbigniew B. 26.05.2022 Confirmed purchase Translated review
Quickly and exactly what I needed.
Arkadiusz 27.12.2022 Confirmed purchase

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