Datasheet

Coin Cell Batter Holder Pin Description:
RTC-Coin Cell Batter Holder
Note:
IntheType/Dircolumn,Outputistobuttonheader.Inputisfrombuttonheader.
Bidirisforbidirectionalsignals.
Pin# ModulePinName ModulePin# Usage/Description Type/Dir
1
2
3
PMIC_BBAT 235 Power Management IC (PMIC) real-time clock battery back-
up.Optionallyusedtoprovideback-uppowerfortheReal-
Timeclock(RTC). Connects to coin cell (lithium or other). PMIC is
supplywhen chargingrechargeablecells.Coin cell
issourcewhensystem is disconnected from power. Charging is
enabled bydefault in software. If
non-rechargeable battery is to
be used,chargingshouldbedisabled.
Power(Bidir)
– – Ground Ground
PMIC_BBAT 235 Sameaspin#1 Power(Bidir)
PoE Header:
Optional Power-Over Ethernet and Backpower Headers
DC Power Jack
Note:
IntheType/Dircolumn,Outputistobuttonheader.Inputisfrombuttonheader.
Bidirisforbidirectionalsignals.
Pin# ModulePinName ModulePin# Usage/Description Type/DirDefault
1
2
3
– – MainDCinputsupplyingDCjack input(9-20V) Power
– – Ground Ground
– – Ground Ground
Pin# ModulePinName ModulePin# Usage/Description Type/DirDefault
1
2
3
4
– – EthernetRG45connectorPoEVC1power Power
– – EthernetRG45connectorPoEVC2power Power
– – EthernetRG45connectorPoEVC3power Power
– – EthernetRG45connectorPoEVC4power Power
PoE Backpower Header:
Pin# ModulePinName ModulePin# Usage/Description Type/DirDefault
1
2
– –
MainDCinputsupplyingDCjack input(9V-
20V).3Amax.
Power
– – Ground Ground
22