Read more ESP32 GPIO Expander: PCF8574 Add 16 Digital Pins via I2C March 11, 2026 / 0 ESP32 GPIO Expander: PCF8574 Add 16 Digital Pins via I2C Running out of GPIO pins is one of the most... Continue reading
Read more ESP32 I2C Multiple Sensors: Scan and Read Address Guide March 11, 2026 / 0 One of the most powerful features of the I2C protocol is the ability to connect multiple sensors to a single... Continue reading
Read more ESP32 I2C Scanner: Find Unknown Sensor Addresses Fast March 11, 2026 / 0 Using an ESP32 I2C scanner to find unknown sensor addresses is the fastest way to solve one of the most... Continue reading