MAX1231 Ver la hoja de datos (PDF) - Maxim Integrated

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MAX1231

12-Bit 300ksps ADCs with FIFO, Temp Sensor, Internal Reference

Maxim Integrated 

12-Bit 300ksps ADCs with FIFO,

Temp Sensor, Internal Reference

Table 6. Averaging Register

BIT NAME

—

—

—

AVGON

NAVG1

NAVG0

NSCAN1

NSCAN0

BIT

7 (MSB)

6

5

4

3

2

1

0 (LSB)

FUNCTION

Set to zero to select averaging register.

Set to zero to select averaging register.

Set to 1 to select averaging register.

Set to 1 to turn averaging on. Set to zero to turn averaging off.

Configures the number of conversions for single-channel scans.

Configures the number of conversions for single-channel scans.

Single-channel scan count. (Scan mode 10 only.)

Single-channel scan count. (Scan mode 10 only.)

* See below for bit details.

AVGON

0

1

1

1

1

NAVG1

x

0

0

1

1

NAVG0

x

0

1

0

1

FUNCTION

Performs 1 conversion for each requested result.

Performs 4 conversions and returns the average for each requested result.

Performs 8 conversions and returns the average for each requested result.

Performs 16 conversions and returns the average for each requested result.

Performs 32 conversions and returns the average for each requested result.

NSCAN1

0

0

1

1

NSCAN0

0

1

0

1

FUNCTION (APPLIES ONLY IF SCAN MODE 10 IS SELECTED)

Scans channel N and returns 4 results.

Scans channel N and returns 8 results.

Scans channel N and returns 12 results.

Scans channel N and returns 16 results.

Table 7. Reset Register

BIT NAME

—

—

—

—

RESET

x

x

x

BIT

7 (MSB)

6

5

4

3

2

1

0 (LSB)

FUNCTION

Set to zero to select reset register.

Set to zero to select reset register.

Set to zero to select reset register.

Set to 1 to select reset register.

Set to zero to reset all registers. Set to 1 to clear the FIFO only.

Reserved. Don’t care.

Reserved. Don’t care.

Reserved. Don’t care.

16 ______________________________________________________________________________________

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