A Keypad + LCD with only 2 Pins?! No problem with the I2C Protocol!
TUTORIAL -I2C Keypad with an Arduino- + Understanding [...]
8 Pins is too many? How about just 2 pins? Using the Bourns encoder with I2C
TUTORIAL -Bourns EAW encoder- Reducing the number of [...]
A Rotary Encoder that’s Always on the Money! The ‘Bourns EAW’ Contacting Encoder
TUTORIAL A rotary encoder that is "NEVER" wrong! [...]
Yeah I Remember! How to use the EEPROM in case of power failure
TUTORIAL Using the Arduino EEPROM memory to save [...]
Two is Better than One! How to connect Two SPI OLED Displays
TUTORIAL How to connect and use Multiple SPI [...]
Finally a Bigger OLED display to use with an Arduino – 128×128 1.5 inch
TUTORIAL Finally a bigger OLED display at a [...]
DHT11 vs DHT22… Easy to use with an Arduino but which one should you get?
TUTORIAL How to use the DHT11 or DHT22 [...]
Best code to use with a KY-040 Rotary Encoder? Let’s find out!
TUTORIAL Best Arduino code to use with the [...]
How to Debounce switches on the Arduino?
TUTORIAL Arduino switch debouncing - 2 easy ways [...]
Using switches with an Arduino – Input Pull-Up / Pull-Down
TUTORIAL How to connect and use tact switches [...]