APPOTECH CW6632B - Page 112

106 14.3 SARADC Special Function Registers
CW6632B Bluetooth 3.0 Audio Player SOC Version 1.0.0
Copyright ©2015, www.appotech.com. All Rights Reserved.
When write:
0 = N/A
1 = Start conversion
EOC: Check if end of conversion
0 = Finished
1 = Not finished
TMREN: Timer Input Enable
0 = Disabled
1 = Enabled
ADCTL: Timer Source Select
0 = Timer0
1 = Timer1
ADCEN: ADC Module Enable
0 = Disabled
1 = Enabled
ADCS3, ADCSEL: ADC Channel Select
0000 = P3.3 (ADC0)
0001 = P2.1 (ADC1)
0010 = P1.4 (ADC2)
0011 = P2.2 (ADC3)
0100 = P3.0 (ADC4)
0101 = P1.3 (ADC5)
0110 = 1/2 Battery voltage
0111 = LDO_BG. 0.864V
1000 = P26 (ADC8，Only for PIN detected, Not for ADKEY)
1001 = TP2
1010 = TP3
Register 14-2 ADCMODE– SARADC mode control
Position
7
6
5
4
3
2
1
0
Name
-
-
-
ADCS3
AUTOS
ADCSEL_SH
Default
0
0
0
0
0
0
0
0
Access
RO
RO
RO
R/W
R/W
R/W
R/W
R/W
ADCS3: ADC Channel Select 3
ADCSEL_SH: ADCSEL shadow
AUTOS: Auto channel switching mode
0 = Not switch
1 = Auto load ADCSEL_SH into ADCSEL after conversion finished
Register 14-3 ADCBAUD– SARADC baud rate control