User manual
...the world's most energy friendly microcontrollers
2012-04-24 - Giant Gecko Family - d0053_Rev0.96 693
www.energymicro.com
Bit Name Reset Access Description
31:4 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
3 SCANSTOP 0 W1 Scan Sequence Stop
Write a 1 to stop scan sequence.
2 SCANSTART 0 W1 Scan Sequence Start
Write a 1 to start scan sequence.
1 SINGLESTOP 0 W1 Single Conversion Stop
Write a 1 to stop single conversion.
0 SINGLESTART 0 W1 Single Conversion Start
Write to 1 to start single conversion.
28.5.3 ADCn_STATUS - Status Register
Offset Bit Position
0x008
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
0x0
0
0
0
0
0
0
0
Access
R
R
R
R
R
R
R
R
Name
SCANDATASRC
SCANDV
SINGLEDV
WARM
SCANREFWARM
SINGLEREFWARM
SCANACT
SINGLEACT
Bit Name Reset Access Description
31:27 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
26:24 SCANDATASRC 0x0 R Scan Data Source
This value indicates from which input channel the results in the ADCn_SCANDATA register originates.
Value Mode Description
0 CH0 Single ended mode: SCANDATA result originates from ADCn_CH0. Differential mode:
SCANDATA result originates from ADCn_CH0-ADCn_CH1
1 CH1 Single ended mode: SCANDATA result originates from ADCn_CH1. Differential mode:
SCANDATA result originates from ADCn_CH2_ADCn_CH3
2 CH2 Single ended mode: SCANDATA result originates from ADCn_CH2. Differential mode:
SCANDATA result originates from ADCn_CH4-ADCn_CH5
3 CH3 Single ended mode: SCANDATA result originates from ADCn_CH3. Differential mode:
SCANDATA result originates from ADCn_CH6-ADCn_CH7
4 CH4 SCANDATA result originates from ADCn_CH4
5 CH5 SCANDATA result originates from ADCn_CH5
6 CH6 SCANDATA result originates from ADCn_CH6
7 CH7 SCANDATA result originates from ADCn_CH7
23:18 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
17 SCANDV 0 R Scan Data Valid
Scan conversion data is valid.
16 SINGLEDV 0 R Single Sample Data Valid
Single conversion data is valid.
15:13 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
12 WARM 0 R ADC Warmed Up
ADC is warmed up.
11:10 Reserved
To ensure compatibility with future devices, always write bits to 0. More information in Section 2.1 (p. 3)
9 SCANREFWARM 0 R Scan Reference Warmed Up