AT32UC3L0256_14 Datasheet, PDF (622/852 Pages) ATMEL Corporation – Read-modify-write Instructions and Atomic Bit Manipulation

26.9.3 ADC Configuration Register
Name:
ACR
Access Type:
Read/Write
Offset:
0x08
Reset Value:
0x00000000
AT32UC3L0128/256
31
30
29
28
-
-
-
-
23
22
21
20
-
15
14
13
12
-
-
7
6
5
4
-
-
RES
• SHTIM: Sample & Hold Time for ADC Channels
T_SAMPLE&HOLD = SHTIM + 2  T_{CLK_ADC}
• STARTUP: Startup Time
TARTUP ^{= STARTUP + 1  8  T}CLK_AD
• PRESCAL: Prescaler Rate Selection
T_{CLK_ADC} = PRESCAL + 1  2  T_{CLK_ADCIFB}
• 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.
27
26
25
SHTIM
19
18
17
STARTUP
11
10
9
PRESCAL
3
2
1
-
-
-
24
16
8
0
SLEEP
32145C–06/2013
622