2 x 2 Matrix 4 Push Button Keyboard Module
₹59.00 (Including GST)
₹50.00 ( + ₹9.00 GST)
- 2×2 matrix keypad module with 4 buttons
- Small in size and hence Save space
- More convenient to use
- Expanded development application modules for single chip
- With 4 keys and 4 pins.
The 2×2 matrix keypad module is usually used as input in a project. It has 4 keys in total, which means the same input values. The module is a non-encoded matrix keypad consisting of 14 keys in parallel. The keys of each row and column are connected through the pins outside – pin R1-R2 as labelled beside control the rows, when L1-L2, the columns.
It consists of microswitch buttons. The module has four holes 3 mm (M3) holes for mounting. The pin designations on each PCB are shown on each PCB. Two pins are thus used as an ‘x’ coordinate and the other 2 as a ‘y’ coordinate.
The module is already equipped with a soldered pin-headers (rotated 90 degrees)
1 x 2*2 Matrix 4 Push Button Keyboard Module
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