The "TPS65217C PMIC" supports 1-cell LiPo battery (3.7V) only. It might have damaged the PMIC IC.
http://www.ti.com/product/TPS65217 Regards, Santosh On Saturday, 6 January 2018 04:26:02 UTC+5:30, [email protected] wrote: > > The board will not boot from the LiPo Battery. When I plug in the battery > no LEDs turn on. > > > I’m using a 1.6Ah / 7.4volt 2Cell Lipo battery. The battery shows 8.4 > volts with a voltmeter. > > > Pressing the Power Button or the Reset Button does nothing. If I plugin a > 12-volt power source into the barrel jack it will boot. > > > Once booted the Battery Charging LED will blink. The four battery status > LEDs will turn on and off in sequence for several seconds. > > Then they turn on solid for several seconds. It will continue this cycle > as long as no power is applied to the motor drivers. > > The 25% LED is always red and the other three are always green. > > > If I run rc_battery_check I see: > > Pack: 8.48V Cell: 4.24V DC Jack: 12.29V > > > If I run rc_test_motors -d 1.0. I can run a motor from any of the motor > drivers. The Battery Charging LED will turn on solid while a motor > > is running and will go back to blinking when the motor is disconnected. > The four battery status LEDs will turn off if a motor is running. > > > I have not found any documentation on the battery status LEDs, so I do > not know what the LED's are telling me. > > > I left the 12-volt power source and LiPo battery plugged in over night to > ensure the battery was fully charged. But it did not help. > > > Am I missing something? Any ideas what is going on? > > > Thanks, > > Keith > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/b9a72749-59ab-4848-b91d-dc01927ba9b3%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
