Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

Assume that you need to log some of your readings from the input pins of your Arduino Uno (or MEGA, etc.) dev board which needs to work standalone. The proper way is to store the log in an SD card ...

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If you’ve ever tried connecting a 5V Arduino to a 3.3V sensor and got nothing but weird signals, this little module is here to save the day. The TXS0108E level shifter is an 8-channel, high-speed ...