EFM32G-DK3550【PDF 355/467 页】KIT DEVELOPMENT EFM32 GECKO

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...the world's most energy friendly microcontrollers

Bit

Name

Reset

Access

Description

Reference selected for scan mode is warmed up.

8

SINGLEREFWARM

0

R

Single Reference Warmed Up

Reference selected for single mode is warmed up.

7:2

Reserved

To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)

1

SCANACT

0

R

Scan Conversion Active

Scan sequence is active or has pending conversions.

0

SINGLEACT

0

R

Single Conversion Active

Single conversion is active or has pending conversions.

25.5.4 ADCn_SINGLECTRL - Single Sample Control Register

Offset

0x00C

Reset

Access

Name

Bit Position

Bit

Name

Reset

Access

Description

31

Reserved

To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)

30:28

PRSSEL

0x0

RW

Single Sample PRS Trigger Select

Select PRS trigger for single sample.

Value

0

1

2

3

4

5

6

7

Mode

PRSCH0

PRSCH1

PRSCH2

PRSCH3

PRSCH4

PRSCH5

PRSCH6

PRSCH7

Description

PRS ch 0 triggers single sample

PRS ch 1 triggers single sample

PRS ch 2 triggers single sample

PRS ch 3 triggers single sample

PRS ch 4 triggers single sample

PRS ch 5 triggers single sample

PRS ch 6 triggers single sample

PRS ch 7 triggers single sample

27:25

Reserved

To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)

24

PRSEN

0

RW

Single Sample PRS Trigger Enable

Enabled/disable PRS trigger of single sample.

Value

0

1

Description

Single sample is not triggered by PRS input

Single sample is triggered by PRS input selected by PRSSEL

23:20

AT

0x0

RW

Single Sample Acquisition Time

Select the acquisition time for single sample.

Value

0

1

2

3

4

5

6

Mode

1CYCLE

2CYCLES

4CYCLES

8CYCLES

16CYCLES

32CYCLES

64CYCLES

Description

1 ADC_CLK cycle acquisition time for single sample

2 ADC_CLK cycles acquisition time for single sample

4 ADC_CLK cycles acquisition time for single sample

8 ADC_CLK cycles acquisition time for single sample

16 ADC_CLK cycles acquisition time for single sample

32 ADC_CLK cycles acquisition time for single sample

64 ADC_CLK cycles acquisition time for single sample

2011-04-12 - d0001_Rev1.10

355

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