Silicon Labs /Series0 /EZR32LG /EZR32LG230F128R67 /ADC0 /SCANCTRL

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Interpret as SCANCTRL

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (REP)REP 0 (DIFF)DIFF 0 (ADJ)ADJ 0 (12BIT)RES0INPUTMASK0 (1V25)REF0 (1CYCLE)AT0 (PRSEN)PRSEN 0 (PRSCH0)PRSSEL

AT=1CYCLE, PRSSEL=PRSCH0, RES=12BIT, REF=1V25

Description

Scan Control Register

Fields

REP

Scan Sequence Repetitive Mode

DIFF

Scan Sequence Differential Mode

ADJ

Scan Sequence Result Adjustment

RES

Scan Sequence Resolution Select

0 (12BIT): 12-bit resolution

1 (8BIT): 8-bit resolution

2 (6BIT): 6-bit resolution

3 (OVS): Oversampling enabled. Oversampling rate is set in OVSRSEL

INPUTMASK

Scan Sequence Input Mask

REF

Scan Sequence Reference Selection

0 (1V25): Internal 1.25 V reference

1 (2V5): Internal 2.5 V reference

2 (VDD): VDD

3 (5VDIFF): Internal differential 5 V reference

4 (EXTSINGLE): Single ended external reference from ADCn_CH6

5 (2XEXTDIFF): Differential external reference, 2x(ADCn_CH6 - ADCn_CH7)

6 (2XVDD): Unbuffered 2xVDD

AT

Scan Sample Acquisition Time

0 (1CYCLE): 1 ADC_CLK cycle acquisition time for scan samples

1 (2CYCLES): 2 ADC_CLK cycles acquisition time for scan samples

2 (4CYCLES): 4 ADC_CLK cycles acquisition time for scan samples

3 (8CYCLES): 8 ADC_CLK cycles acquisition time for scan samples

4 (16CYCLES): 16 ADC_CLK cycles acquisition time for scan samples

5 (32CYCLES): 32 ADC_CLK cycles acquisition time for scan samples

6 (64CYCLES): 64 ADC_CLK cycles acquisition time for scan samples

7 (128CYCLES): 128 ADC_CLK cycles acquisition time for scan samples

8 (256CYCLES): 256 ADC_CLK cycles acquisition time for scan samples

PRSEN

Scan Sequence PRS Trigger Enable

PRSSEL

Scan Sequence PRS Trigger Select

0 (PRSCH0): PRS ch 0 triggers scan sequence

1 (PRSCH1): PRS ch 1 triggers scan sequence

2 (PRSCH2): PRS ch 2 triggers scan sequence

3 (PRSCH3): PRS ch 3 triggers scan sequence

4 (PRSCH4): PRS ch 4 triggers scan sequence

5 (PRSCH5): PRS ch 5 triggers scan sequence

6 (PRSCH6): PRS ch 6 triggers scan sequence

7 (PRSCH7): PRS ch 7 triggers scan sequence

8 (PRSCH8): PRS ch 8 triggers scan sequence

9 (PRSCH9): PRS ch 9 triggers scan sequence

10 (PRSCH10): PRS ch 10 triggers scan sequence

11 (PRSCH11): PRS ch 11 triggers scan sequence

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