AS3911 datasheet(96/149 Pages) AMSCO

96 / 149 page

AS3911 – 96

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

AM Modulation Depth Display Register

Figure 85:

AM Modulation Depth Display Register

Note:

At power-up and after Set Default command, content of this register is set to 0.

RFO AM Modulated Level Definition Register

Figure 86:

RFO AM Modulated Level Definition Register

Note:

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

Address 25h: AM Modulation Depth Display Register

Type: R

Bit

Name

Default

Function

Comments

7md_7

MSB

Displays result of Calibrate

Modulation Depth command.

Antenna drivers are composed

of 8 binary weighted segments.

Bit md_x set to one indicates

that this particular segment will

be disabled during AM

modulated state.

In case of error all 1 value is set.

6md_6

5md_5

4md_4

3md_3

2md_2

1md_1

0md_0

LSB

Address 26h: RFO AM Modulated Level Definition Register

Type: RW

Bit

Name

Default

Function

Comments

7dram7

MSB

Antenna drivers are

composed of 8 binary

weighted segments. Setting

a bit dram to 1 will disable

corresponding segment

during AM modulated state

in case am_s bit is set to 1.

6dram6

5dram5

4dram4

3dram3

2dram2

1dram1

0dram0

LSB

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