AS3911 datasheet(100/149 Pages) AMSCO

100 / 149 page

AS3911 – 100

ams Datasheet, Confidential: 2013-Oct [2-03]

A p pl i c at io n I n f o r m at i o n

Regulator Voltage Control Register

Figure 91:

Regulator Voltage Control Register

Note:

Default setting is set at power-up and after Set Default command.

Address 2Ah: Regulated Voltage Control Register

Type: RW

Bit

Name

Default

Function

Comments

7reg_s

0: Regulated voltages are

defined by result of Adjust

Regulators command

1: Regulated voltages are

defined by rege_x bits written in

this register

Defines mode of regulator

voltage setting.

rege_3

MSB

External definition of

regulated voltage.

Refer to Regulated Voltage

for definition.

In 5 V mode VSP_D and

VSP_A regulators are set to

3.4 V

rege _2

rege _1

3rege _0

LSB

2mpsv1

00: VDD

01: VSP_A

10: VSP_D

11: VSP_RF

Define source of direct

command Measure Power

Supply.

1mpsv0

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