Pay in 4 interest-free payments of $25.00 Learn more
Ships within 48 hours · Estimated delivery Oct 28 - Nov 2
Frequency Range 2412 ~ 2484MHz
single power rail Vdd=Vdd_IO (solder link GS1)
Electric Parts
Support ISO14443A multi-layer applications
UART Baudrate Support 300 ~ 4608000 bps ˈDefault 115200 bps
Membrane 4X4 Matrix Keypad + Extras 2X5P Frequency Range 2412 ~ 2484MHzThis Matrix Keypad 4 X 4 has 16 buttons, arranged in a telephone line 3x4 grid with a column of 4 characters (A, B, C, and D). The keys are connected into a matrix, hence only 8 microcontroller pins (4 columns and 4 rows) are required to scan the pad. It's made of a thin, flexible membrane material with an adhesive backing (just remove the paper) so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 8
US$ 1500.00
US$ 104.00
US$ 45.95
US$ 199.00
.png)
