Brainy-Bits
8 Pins is too many? How about just 2 pins? Using the Bourns encoder with I2C
OVERVIEW In the previous tutorial we had a look at the ‘Bourns EAW’ absolute contacting encoder. It’s great in many ways but it does...
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Brainy-Bits
A Rotary Encoder that’s Always on the Money!
OVERVIEW Today we will look at the‘Bourns EAW’ absolute contacting encoder, which uses a mechanical way instead of a purely digital one...
6,412 views
Brainy-Bits
Yeah I Remember! How to use the EEPROM in case of power failure
OVERVIEW Most projects are built with a simple function in mind, you turn the system on it does something, you turn it off it stops. When...
1,568 views
Brainy-Bits
Two is Better than One! How to connect Two SPI OLED Displays
OVERVIEW I’ve used OLED displays in many tutorials in the past, but I only connected a single one. For most projects that’s ok, but...
6,153 views
Brainy-Bits
Finally a Bigger OLED display to use with an Arduino – 128×128 1.5 inch
OVERVIEW OLED displays have a lot of advantages compared to other displays you might use with an Arduino: They require very little power...
9,410 views
Brainy-Bits
DHT11 vs DHT22… Easy to use with an Arduino but which one should you get?
OVERVIEW One of the first tutorial I made was for the DHT11 sensor and that was quite a long time ago… So let’s revisit these temperature...
3,488 views
Brainy-Bits
Best code to use with a KY-040 Rotary Encoder? Let’s find out!
OVERVIEW We have used Rotary Encoders like the KY-040 before in other tutorials and it worked fine. These rotary encoders are cheap and...
10,639 views
Brainy-Bits
How to Debounce switches on the Arduino?
OVERVIEW In the previous tutorial we saw how to connect and use tact switches with an Arduino. Now we will look at how to make sure that...
3,743 views
Brainy-Bits
Using switches with an Arduino – Input Pull-Up / Pull-Down
OVERVIEW At some point you will have to connect and use switches to control stuff in your Arduino projects. Here are some basics to...
14,039 views
Brainy-Bits
Hacking a Nest Thermostat to control 10,000 Watts of Workshop Heaters!
OVERVIEW With the winter just around the corner, heating your home will be something that will start eating up your budget. Now there’s...
3,013 views
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