SAM4L Datasheet, PDF (1004/1185 Pages) ATMEL Corporation – ATSAM ARM-based Flash MCU

38.7.3 Status Register
Name:
SR
Access Type:
Read-Only
Offset:
0x08
Reset Value:
0x00000000
ATSAM4L4/L2
31
30
29
28
27
26
25
24
-
BGREQ
-
REFBUF
CBUSY
SBUSY
TBUSY
EN
23
22
21
20
19
18
17
16
-
-
-
-
-
-
-
-
15
14
13
12
11
10
9
8
-
-
-
-
-
-
-
-
7
6
5
4
3
2
-
-
TTO
-
SMTRG
WM
• BGREQ: Bandgap buffer request Status
1: Bandgap buffer request is enabled
0: Bandgap buffer request is disabled
• BGREQREFBUF: Reference Buffer Status
1: Reference Buffer is enabled
0: Reference Buffer is disabled
• CBUSY: Conversion busy
1: ADCIFE is converting
0: ADCIFE is not converting
• SBUSY: Sequencer busy
1: ADCIFE sequencer is running
0: ADCIFE sequencer is ready
• TBUSY: Timer busy
1: ADCIFE internal timer is running
0: ADCIFE internal timer is stopped
• EN: Enable Status
1: ADCIFE is ready for operation
0: ADCIFE is not ready
• TTO: Timer time-out
This bit is set when the internal timer times out
This bit is cleared when the corresponding bit in SCR is written to one
1
LOVR
0
SEOC
42023C–SAM–02/2013
1004