Vdd being held at 0.7V with backup battery fitted
Posted on March 08, 2012 at 14:07Hi, When I switch off the power to my STM32F417 with a backup battery connected, the Vdd rail doesn't drop below 0.7V and Vbat falls rapidly. It looks like Vbat is connected to Vdd and is powering the rest of the cir...