4. Octopus ADKeypad(EF04017)
This keyboard uses an analog input to read the five key state with one IO port.
It can achieve many amazing interactive projects.
The 3-pins ports is easy to plug and play..
It can work with micro:bit in 3V.
|Pins Definition||1-Signal 2-VCC 3-GND|
|Response||Quick to response with high sensitivity|
|Stability||Stable and durable|
4.4. Outlook and Dimensions
4.5. Quick to Start
Connect to P1 port as the picture shows.
Take sensor:bit for example
Program as the picture shows
Analog read the returned value.
When returned value is between 0~20, it means the button A is pressed, an icon is shown on the micro:bit.
By parity of reasoning.
You can also download it directly below:
Press different buttons on the ADKeypad, different graphs show on the micro:bit.