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ACT8941A Folha de dados(PDF) 12 Page - Active-Semi, Inc

Nome de Peças ACT8941A
Descrição Electrónicos  Advanced PMU for Rockchip RK2906/RK2918 Processor
PDF  42 Pages
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Fabricante Electrônico  ACTIVE-SEMI [Active-Semi, Inc]
Página de início  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT8941A Folha de dados(HTML) 12 Page - Active-Semi, Inc

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ACT8941A
Rev 0, 12-Mar-13
- 12 -
www.active-semi.com
ActivePMU
TM and ActivePathTM are trademarks of Active-Semi.
I2CTM is a trademark of NXP.
Copyright © 2013 Active-Semi, Inc.
Innovative PowerTM
Active-Semi Proprietary―For Authorized Recipients and Customers
REGISTER AND BIT DESCRIPTIONS CONT’D
OUTPUT ADDRESS
BIT
NAME
ACCESS
DESCRIPTION
REG4
0x50
[7:6]
-
R
Reserved.
REG4
0x50
[5:0]
VSET
R/W
Output Voltage Selection. See the Output Voltage
Programming
section for more information.
REG4
0x51
[7]
ON
R/W
Regulator Enable Bit. Set bit to 1 to enable the regulator,
clear bit to 0 to disable the regulator.
REG4
0x51
[6]
DIS
R/W
Output Discharge Control. When activated, LDO output is
discharged to GA through 1.5kΩ resistor when in shutdown.
Set bit to 1 to enable output voltage discharge in shutdown,
clear bit to 0 to disable this function.
REG4
0x51
[5]
LOWIQ
R/W
LDO Low-IQ Mode Control. Set bit to 1 for low-power
operating mode, clear bit to 0 for normal mode.
REG4
0x51
[4:2]
DELAY
R/W
Regulator Turn-On Delay Control. See the REG4, REG5,
REG6, REG7 Turn-on Delay
section for more information.
REG4
0x51
[1]
nFLTMSK
R/W
Regulator Fault Mask Control. Set bit to 1 enable fault-
interrupts, clear bit to 0 to disable fault-interrupts.
REG4
0x51
[0]
OK
R
Regulator Power-OK Status. Value is 1 when output voltage
exceeds the power-OK threshold, value is 0 otherwise.
REG5
0x54
[7:6]
-
R
Reserved.
REG5
0x54
[5:0]
VSET
R/W
Output Voltage Selection. See the Output Voltage
Programming
section for more information.
REG5
0x55
[7]
ON
R/W
Regulator Enable Bit. Set bit to 1 to enable the regulator,
clear bit to 0 to disable the regulator.
REG5
0x55
[6]
DIS
R/W
Output Discharge Control. When activated, LDO output is
discharged to GA through 1.5kΩ resistor when in shutdown.
Set bit to 1 to enable output voltage discharge in shutdown,
clear bit to 0 to disable this function.
REG5
0x55
[5]
LOWIQ
R/W
LDO Low-IQ Mode Control. Set bit to 1 for low-power
operating mode, clear bit to 0 for normal mode.
REG5
0x55
[4:2]
DELAY
R/W
Regulator Turn-On Delay Control. See the REG4, REG5,
REG6 , REG7 Turn-on Delay
section for more information.
REG5
0x55
[1]
nFLTMSK
R/W
Regulator Fault Mask Control. Set bit to 1 enable fault-
interrupts, clear bit to 0 to disable fault-interrupts.
REG5
0x55
[0]
OK
R
Regulator Power-OK Status. Value is 1 when output voltage
exceeds the power-OK threshold, value is 0 otherwise.
REG6
0x60
[7:6]
-
R
Reserved.
REG6
0x60
[5:0]
VSET
R/W
Output Voltage Selection. See the Output Voltage
Programming
section for more information.
REG6
0x61
[7]
ON
R/W
Regulator Enable Bit. Set bit to 1 to enable the regulator,
clear bit to 0 to disable the regulator.
REG6
0x61
[6]
DIS
R/W
Output Discharge Control. When activated, LDO output is
discharged to GA through 1.5kΩ resistor when in shutdown.
Set bit to 1 to enable output voltage discharge in shutdown,
clear bit to 0 to disable this function.
REG6
0x61
[5]
LOWIQ
R/W
LDO Low-IQ Mode Control. Set bit to 1 for low-power
operating mode, clear bit to 0 for normal mode.
REG6
0x61
[4:2]
DELAY
R/W
Regulator Turn-On Delay Control. See the REG4, REG5,
REG6, REG7 Turn-on Delay
section for more information.
REG6
0x61
[1]
nFLTMSK
R/W
Regulator Fault Mask Control. Set bit to 1 enable fault-
interrupts, clear bit to 0 to disable fault-interrupts.



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