Phytec phyCORE-PXA270, Hardware Manual

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Memory Configuration
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PHYTEC Meßtechnik GmbH 2006 L-668e_1
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Control register 10 configures the supply voltage and enable pin for
the optional GPS module on the Carrier Board.
REG ADDR D7-D4 D3 D2 D1 D0
CTRL 10 0x04000014 Res GPS_ENA GPS_PWR Res Res
RW R/W=0 R/W R/W R/W=0 R/W=0
Signal
Name IR_GPIO IR_PWR
Table 17: PLD U7 Control Register 10
GPS_PWR Setting this bit turns on the supply voltage for the
GPS module.
GPS_ENA Setting this bit enables the GPS module.
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
0x04000016 Res ALARM ACPRES ACSEL ACENA
RW R/W=0 R R R/W R/W
Signal
Name
AKKU_AL
ARM AKKU_AC
PRES AKKU_AC
SEL AKKU_ENA
BLE
Table 18: PLD U7 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.