CS5529 Просмотр технического описания (PDF) - Cirrus Logic

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CS5529

16-bit, Programmable ∆Σ ADC with 6-bit Latch

Cirrus Logic 

CS5529

Command Register Descriptions

D7(MSB) D6

CB

SC

D5

D4

D3

D2

D1

D0

CC

R/W RSB2 RSB1 RSB0 PS/R

BIT

D7

D6

D5

D4

D3-D1

D0

NAME

Command Bit, CB

Single Conversion, SC

Continuous Conversions,

CC

Read/Write, R/W

Register Select Bit, RSB2-

RSB0

Power Save/Run, PS/R

VALUE

0

1

0

1

0

1

0

1

000

001

010

011

100

101

110

111

0

1

FUNCTION

Null command (no operation). All command bits,

including CB must be 0.

Logic 1 for executable commands.

Single Conversion not active.

Perform a conversion.

Continuous Conversions not active.

Perform conversions continuously.

Write to selected register.

Read from selected register.

Offset Register

Gain Register

Configuration Register

Conversion Data Register (read only)

Set-up Registers (Offset, Gain, Configuration)

Reserved

Reserved

Reserved

Run

Power Save

Table 1. Command Set

Perform Single Conversion

7

6

5

4

3

2

1

0

1

1

0

0

0

0

0

0

This command instructs the ADC to perform a single conversion.

Perform Continuous Conversions

7

6

5

4

3

2

1

0

1

0

1

0

0

0

0

0

This command instructs the ADC to perform continuous conversions.

Power Save/Run

7

6

5

4

3

2

1

1

0

0

0

0

0

0

If PS/R = 0, normal run mode is entered. If PS/R = 1, power save mode is entered.

0

PS/R

Null

7

6

5

4

3

2

1

0

0

0

0

0

0

0

0

0

This command is used to clear the port flag in the continuous conversion mode when the port flag bit in the configuration register

is set to logic 1.

12

DS246F5

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