Allwinner A20 - 1.14. LRADC

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 190 / 812
1.14. LRADC
1.14.1. Overview
LRADC is of 6-bit resolution for key application.
It features:
 Support interrupt
 Support Hold Key and General Key
 Support Single Key and Continue key mode
 6-bit resolution
 Support voltage input range from 0V to 2V