Atmel Xplained Pro Evaluation Kit for the ATSAMD21J18A Microcontroller ATSAMD21-XPRO ATSAMD21-XPRO Data Sheet
Product codes
ATSAMD21-XPRO
833
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181C–SAM-D21_Datasheet–07/2014
z
Event-triggered conversion for accurate timing (one event input)
z
Optional DMA transfer of conversion result
z
Hardware gain and offset compensation
z
Averaging and oversampling with decimation to support, up to 16-bit result
z
Selectable sampling time
32.3 Block Diagram
Figure 32-1. ADC Block Diagram
32.4 Signal Description
Note:
1.
Refer to
for details on exact number of analog input channels.
for details on the pin mapping for this peripheral. One signal
can be mapped on several pins.
ADC
ADC0
ADCn
...
INT.SIG
ADC0
ADCn
INT.SIG
...
REFCTRL
INT1V
INTVCC
VREFB
OFFSETCORR
GAINCORR
SWTRIG
EVCTRL
AVGCTRL
WINCTRL
SAMPCTRL
WINUT
POST
PROCESSING
PRESCALER
CTRLA
WINLT
VREFA
CTRLB
RESULT
INPUTCTRL
Signal Name
Type
Description
VREFA
Analog input
External reference voltage A
VREFB
Analog input
External reference voltage B
Analog input
Analog input channels