3 adc channel enable register, 4 adc channel disable register – Rainbow Electronics AT91CAP9S250A User Manual
Page 952
952
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
46.6.3
ADC Channel Enable Register
Register Name:
ADC_CHER
Access Type:
Write-only
• CHx: Channel x Enable
0 = No effect.
1 = Enables the corresponding channel.
46.6.4
ADC Channel Disable Register
Register Name:
ADC_CHDR
Access Type:
Write-only
• CHx: Channel x Disable
0 = No effect.
1 = Disables the corresponding channel.
Warning: If the corresponding channel is disabled during a conversion or if it is disabled then reenabled during a conver-
sion, its associated data and
its
corresponding EOC and OVRE flags in ADC_SR are unpredictable.
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
CH7
CH6
CH5
CH4
CH3
CH2
CH1
CH0
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
CH7
CH6
CH5
CH4
CH3
CH2
CH1
CH0