Atmel ARM-Based Evaluation Kit for SAM4S16C, 32-Bit ARM® Cortex® Microcontroller ATSAM4S-WPIR-RD ATSAM4S-WPIR-RD Data Sheet
Product codes
ATSAM4S-WPIR-RD
1093
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
42.7.16 ADC Channel Gain Register
Name:
ADC_CGR
Address:
0x40038048
Access:
Read/Write
This register can only be written if the WPEN bit is cleared in the
.
• GAINx: Gain for Channel x
Gain applied on input of analog-to-digital converter.
The DIFFx mentioned in this table is described in
31
30
29
28
27
26
25
24
GAIN15
GAIN14
GAIN13
GAIN12
23
22
21
20
19
18
17
16
GAIN11
GAIN10
GAIN9
GAIN8
15
14
13
12
11
10
9
8
GAIN7
GAIN6
GAIN5
GAIN4
7
6
5
4
3
2
1
0
GAIN3
GAIN2
GAIN1
GAIN0
GAINx
Gain applied when DIFFx = 0
Gain applied when DIFFx = 1
0
0
1
0.5
0
1
1
1
1
0
2
2
1
1
4
2