MIKROE-3020 Pressure 4 Click Mikroe MIKROE-3020 Pressure 4 Click is an absolute barometric pressure measurement Click Board™. This click board features low power consumption and a high-precision barometric pressure sensor. The MIKROE-3020 click board provides accurate pressure and temperature readings and is capable of using both Serial Peripheral Interface (SPI) and I2C communication protocols. Mikroe MIKROE-3020 click board features a sensor that incorporates onboard processing capabilities like Infinite Impulse Response (IIR) filtering, where abrupt changes of pressure are filtered out. The low power consumption feature allows this click board to be used in portable battery-powered applications. The MIKROE-3020 click board can also measure ambient temperature, which can be used for compensation calculations.