Chapter 8. Taking Digital Inputs to the Raspberry Pi Zero
Here's what we will cover in this chapter:
Interfacing push switches
Interfacing toggle switches and setting debouncing
Avoiding the floating states of the input line
Interfacing a keypad with the RPZ
Interfacing RTC to get accurate time
Setting up interrupts on a toggle switch through GPIO
Interfacing RFID tags with the RPZ
Interfacing a GPS module with the RPZ