Matrix keypads use a combination of four rows and four columns to provide button states to the host device, typically a microcontroller. Underneath each key is a pushbutton, with one end connected to one row, and the other end connected to one column. These connections are shown in Figure 1.
Key Pad for Frecon Inverter
- Brands China
- Product Model: keypad
- Stock status: Out Of Stock
-
Price : 3,125.00 /=
- Ex Tax: Price : 3,125.00 /=