[Lauri Pirttiaho] from the [Swiss Knife of Electronics] channel explains how to simplify your resistive divider keypad design on Hackaday.io. The usual method involves building a resistive ladder ...

[Lauri Pirttiaho] from the [Swiss Knife of Electronics] channel explains how to simplify your resistive divider keypad design on Hackaday.io. The usual method involves building a resistive ladder ...

Largely vandalism-proof. Automatic addressing on RS 485 bus. Low current consumption. Ergonomic keypad design. Mifare sector reading with/without password protection. Read/write function. Time-limited ...