Phytec phyCORE-PXA255, Hardware Manual

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Development Board for phyCORE-PXA255
28 
PHYTEC Meßtechnik GmbH 2004 L-657e_0
The optional battery charger circuitry is configured with control
register 11.
Note:
The battery charger register is only available with PCB revision
1220.2 and higher.
REG ADDR D7-D4 D3 D2 D1 D0
CTRL 11
0x0c000016 Res ALARM ACPRES ACSEL ACENA
RW R/W=0 R R R/W R/W
Table 17: PLD U6 Control Register 11
ACENA Setting this bit turns on the battery charger
controller.
ACSEL This bit selects the source of the board’s power
supply, "1" specifies supply via DC adapter, "0"
via battery.
ACPRES Reading a "1" from this input indicates that a DC
adapter is currently connected to the board.
ALARM This bit returns the alarm status information of the
battery charger controller.