Second-Order State Variable Filter Consumes Less Than 3 µA

Filters are used in many applications to remove unwanted frequency components from incoming signals, enhance incoming signals, or both. In portable and non-portable medical applications, for example, the heart-rate functionality must detect a range of frequencies. Similarly, handheld communication products like walkie-talkies must be able to monitor multiple tones. In these and other applications, the combination of a low pass, …

Add graphics without using a dedicated graphics controller

As embedded applications continue to deliver ever more flexible and powerful user interfaces, the need to include a graphical interface in a design puts pressure on the designer trying to keep costs low. A typical system with a graphical display relies on an internal or external graphics controller to drive the display, but this can increase the complexity of the …

Janez Ulcakar (iSYSTEM) about iSYSTEM – Embedded World 2009

Janez Ulcakar (CTO, iSYSTEM) about iSYSTEM iSYSTEM specializes in embedded development and test tools, supports customers with their embedded projects and provides professional services. Our vision is to easily enable developers and testers to use embedded development and test tools within the complete development process. iSYSTEM products are best suited for development and test of security-sensitive and vital functions for …