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Chapter 16
A/D Converter (ADC)
A/D Control Register 1 (ANCTR1: 0x03F61)
bp
Bit name
At reset
Access
bp
Bit name
7-3
2-0
ANCHS2-0
A/D Control Register 2 (ANCTR2: 0x03F62)
bp
Bit name
ANST
At reset
Access
R/W
bp
7
6-5
ANSTSEL1-0
4-0
XVI - 6
Control Registers
7
6
-
-
0
0
R
R
-
Always read as 0.
Analog input channel
000 : AN0 pin
001 : AN1 pin
010 : AN2 pin
011 : AN3 pin
100 : AN4 pin
101 : AN5 pin
110 : AN6 pin
111 : AN7 pin
7
6
ANSTSEL1-0
0
0
R/W
R/W
Bit name
A/D conversion status
ANST
0: Finish, Stop
1: Start, Converting
A/D conversion starting factor selection
00: Setting ANST bit to "1"
01: External interrupt 0, or setting ANST bit to "1"
10: Timer 7 interrupt, or setting ANST bit to "1"
11: A/D conversion interrupt, or setting ANST bit to "1"
-
Always read as 0.
5
4
-
-
0
0
R
R
Description
5
4
-
0
0
R
Description
3
2
-
ANCHS2-0
0
0
R
R/W
R/W
3
2
-
-
0
0
R
R
1
0
0
0
R/W
1
0
-
-
0
0
R
R
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