The 4 x 4 matrix keypad usually is used as input in a project. It has 16 keys in total, which means the same input values. The 4 x 4 Matrix Keypad Module is a matrix non-encoded keypad consisting of 16 keys in parallel. The keys of each row and column are connected through the pins outside – pin R1-R4 as labeled beside control the rows, when L1-L4, the columns.
A 4×4 matrix keypad consisting of microswitch buttons. The module has four holes 3mm (M3) holes for mounting. The pin designations on each PCB are shown on each PCB. Four pins are thus used as an ‘x’ coordinate and the other 4 as a ‘y’ coordinate.
Specifications
Switch Type | Momentary |
Pin Spacing (mm) | 2.54 |
Length (mm) | 57 |
Width (mm) | 33 |
Height (mm) | 6 |
Weight (gm) | 10 |
Shipment Weight | 0.015 kg |
Features:
- 4×4 Matrix Keyboard Module with 16 buttons
- Small in size and hence Save space
- More convenient to use
- Expanded development application modules for single chip
- With 16 keys and 8 pin
Package Includes:
- 1 x 4×4 Matrix 16 Push Button Keyboard Module