Datasheet

729
32142D–06/2013
ATUC64/128/256L3/4U
29.9.3 ADC Configuration Register
Name:
ACR
Access Type: Read/Write
Offset: 0x08
Reset Value: 0x00000000
• SHTIM: Sample & Hold Time for ADC Channels
• STARTUP: Startup Time
• PRESCAL: Prescaler Rate Selection
• RES: Resolution Selection
0: 8-bit resolution.
1: 10-bit resolution.
2: 11-bit resolution, interpolated.
3: 12-bit resolution, interpolated.
• SLEEP: ADC Sleep Mode
0: ADC Sleep Mode is disabled.
1: ADC Sleep Mode is enabled.
31 30 29 28 27 26 25 24
---- SHTIM
23 22 21 20 19 18 17 16
-STARTUP
15 14 13 12 11 10 9 8
- - PRESCAL
76543210
- - RES - - - SLEEP
T
SAMPLE&HOLD
SHTIM 2+T
CLK_ADC
=
TARTUP
STARTUP 1+8 T
CLK_AD
=
T
CLK_ADC
PRESCAL 1+2= T
CLK_ADCIFB
