NXP Semiconductors /MIMXRT1021 /ADC1 /CFG

Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text

Interpret as CFG

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 (ADICLK_0)ADICLK 0 (MODE_0)MODE 0 (ADLSMP_0)ADLSMP 0 (ADIV_0)ADIV 0 (ADLPC_0)ADLPC 0 (ADSTS_0)ADSTS 0 (ADHSC_0)ADHSC 0 (REFSEL_0)REFSEL 0 (ADTRG_0)ADTRG 0 (AVGS_0)AVGS 0 (OVWREN_0)OVWREN

ADTRG=ADTRG_0, REFSEL=REFSEL_0, OVWREN=OVWREN_0, AVGS=AVGS_0, ADLPC=ADLPC_0, ADIV=ADIV_0, ADSTS=ADSTS_0, ADLSMP=ADLSMP_0, ADHSC=ADHSC_0, MODE=MODE_0, ADICLK=ADICLK_0

Description

Configuration register

Fields

ADICLK

Input Clock Select

0 (ADICLK_0): IPG clock

1 (ADICLK_1): IPG clock divided by 2

3 (ADICLK_3): Asynchronous clock (ADACK)

MODE

Conversion Mode Selection

0 (MODE_0): 8-bit conversion

1 (MODE_1): 10-bit conversion

2 (MODE_2): 12-bit conversion

ADLSMP

Long Sample Time Configuration

0 (ADLSMP_0): Short sample mode.

1 (ADLSMP_1): Long sample mode.

ADIV

Clock Divide Select

0 (ADIV_0): Input clock

1 (ADIV_1): Input clock / 2

2 (ADIV_2): Input clock / 4

3 (ADIV_3): Input clock / 8

ADLPC

Low-Power Configuration

0 (ADLPC_0): ADC hard block not in low power mode.

1 (ADLPC_1): ADC hard block in low power mode.

ADSTS

Defines the total sample time duration in number of full cycles

0 (ADSTS_0): Sample period (ADC clocks) = 3 if ADLSMP=0b Sample period (ADC clocks) = 13 if ADLSMP=1b

1 (ADSTS_1): Sample period (ADC clocks) = 5 if ADLSMP=0b Sample period (ADC clocks) = 17 if ADLSMP=1b

2 (ADSTS_2): Sample period (ADC clocks) = 7 if ADLSMP=0b Sample period (ADC clocks) = 21 if ADLSMP=1b

3 (ADSTS_3): Sample period (ADC clocks) = 9 if ADLSMP=0b Sample period (ADC clocks) = 25 if ADLSMP=1b

ADHSC

High Speed Configuration

0 (ADHSC_0): Normal conversion selected.

1 (ADHSC_1): High speed conversion selected.

REFSEL

Voltage Reference Selection

0 (REFSEL_0): Selects VREFH/VREFL as reference voltage.

ADTRG

Conversion Trigger Select

0 (ADTRG_0): Software trigger selected

1 (ADTRG_1): Hardware trigger selected

AVGS

Hardware Average select

0 (AVGS_0): 4 samples averaged

1 (AVGS_1): 8 samples averaged

2 (AVGS_2): 16 samples averaged

3 (AVGS_3): 32 samples averaged

OVWREN

Data Overwrite Enable

0 (OVWREN_0): Disable the overwriting. Existing Data in Data result register will not be overwritten by subsequent converted data.

1 (OVWREN_1): Enable the overwriting.

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