This is the documentation for the latest (main) development branch of Zephyr. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

NXP MCUX Analog Comparator (ACMP)

Overview

This sample show how to use the NXP MCUX Analog Comparator (ACMP) driver. The sample supports the NXP TWR-KE18F.

The input voltage for the the negative input of the analog comparator is provided by the ACMP Digital-to-Analog Converter (DAC). The input voltage for the positive input can be adjusted by turning the on-board potentiometer.

The output value of the analog comparator is reported on the console.

Building and Running

Build the application for the NXP TWR-KE18F board, and adjust the ACMP input voltage by turning the on-board potentiometer.

west build -b twr_ke18f samples/drivers/mcux_acmp
west flash