3x4 Phone-style Matrix Keypad Category_Display & LED/LED Strips as well as a large

as well as a large open slot for power supplies

All you need to get the coin acceptor working is a pocket full of change

Power the whole thing with 5VDC and you're ready to rock

Separate high-side and low-side control of the three half-bridges allows for incredible control of each phase of the [motor commutation](https://fab

If you're interested in getting started fast

3x4 Phone-style Matrix Keypad Category_Display & LED/LED Strips as well as a largeHey, Jenny, I've got your number! And I'm going to dial 867 5309 into this very nice phone style matrix keypad. This keypad has 12 buttons, arranged in a telephone line 3x4 grid. It's made of plastic with sturdy plastic buttons. The keys are connected to a matrix so you only need 7 microcontroller pins (3 columns and 4 rows) to scan through the pad. It's basically a sturdier version of our Membrane 3x4 Matrix Keypad and comes with 7 or 8 header pins