
MYXPM6021*
Revision 1.1 - 10/21/14
*Advanced information. Subject to change without notice.
20
MYXPM6021*
Form #: CSI-D-685 Document 011
catastrophicshutdownconditionwhichwouldnormallybypassaColdOffTaskListbeingrun,theSDWN_Bpinmustbe
assertedaminimumof900uspriortothiscatastrophicshutdowncommencing.ThenominalvoltageofSDWN_Bis0V
whenasserted,1.8Vwhende-asserted.
7.1.32 USBRST_B
USBRST_BisanactivelowdedicatedoutputsignaltoresettheUSBPHY.Theminimumpulseis100μswhenasserted.
ThenominalvoltageofUSBRST_Bis0Vwhenasserted,1.8Vwhende-asserted.
7.1.33 GPIOs
7.1.33.1 Low Voltage GPIOs
GPIO0P1_BATIDIN:
Battery ID input signal from SOC for digital battery communication. Optional function multiplexed with low voltage
GPIO0P1.
GPIO0P2_BATIDOUT:
BatteryIDoutputtoSoCfordigitalbatterycommunication.OptionalfunctionmultiplexedwithlowvoltageGPIO0P2.
GPIO0P[7:3]:
LowvoltageGPIOswithnoalternatefunctions.
7.1.33.2 High Voltage GPIOs
GPIO1P0_UIBTN_B:
TheUIBTN_Bpinisaninputfromaplatform-denedfunctionalinterfacebutton,suchasthehomebutton.Itincludesa
30msde-bouncertoensurethatspurioustransitionsaren‘tloggedwhiletheswitchcontactsbounceoninitialcontact.
Theoutputofthede-bouncerenterstheedgedetectcircuits.
GPIO1P[7:1]:
HighvoltageGPIOswithnoalternatefunctions.
7.1.34 Burst Control Unit
7.1.34.1 BCUDISA
BurstcontrollerunitwarningzoneA.Outputsignaltodisableperipherals(functions).
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