Matrix Keypad 4X3 12 buttons
Package Contents: 1 x keyboard module
This Matrix Keypad 4 X 3 has 12 buttons, arranged in a telephone-line 3×4 grid.
The keys are connected into a matrix, hence only 7 microcontroller pins (3-columns and 4-rows) are required to scan the pad.
Reference for Arduino and reference to all matters
1. There may be slight size deviations due to manual measurement, different measuring methods and tools.
2. The picture may not reflect the actual colour of the item because of different photographing light, angle and display monitor.
Matrix Keypad 4 X 3 12 buttons
Lets you quickly add controls to your electronics projects.
Tempero Systems offers many custom IoT electronic design services to help tailor our product to your exact needs. Whether you are looking for custom firmware, circuit board modifications, metal enclosures, or industrial color printing, we can help you with a wide variety of design services.