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M16C/5L Group, M16C/56 Group
Table 24.2
I/O Ports
Pin Name
AN0 to AN7
AN0_0 to AN0_7
AN2_0 to AN2_7
AN3_0 to AN3_2
ADTRG
Note:
1.
Set the direction bit of the ports sharing a port to 0 (input mode).
24.2
Registers
Table 24.3 lists registers associated with A/D converter. Set the CKS3 bit in the ADCON2 register before
setting other registers associated with A/D converter. However, bits in the ADCON2 register and the
CKS3 bit can be set simultaneously. After changing the CKS3 bit, set the registers in the same way again.
Table 24.3
Registers
Address
03A2h
Open-Circuit Detection Assist Function Register
03C0h
A/D Register 0
03C1h
03C2h
A/D Register 1
03C3h
03C4h
A/D Register 2
03C5h
03C6h
A/D Register 3
03C7h
03C8h
A/D Register 4
03C9h
03CAh
A/D Register 5
03CBh
03CCh
A/D Register 6
03CDh
03CEh
A/D Register 7
03CFh
03D4h
A/D Control Register 2
03D6h
A/D Control Register 0
03D7h
A/D Control Register 1
R01UH0127EJ0110 Rev.1.10
Sep 01, 2011
I/O
Function
Input
Analog input
Input
Analog input
Input
Analog input
Analog input
Input
Input
Trigger input
Register
24. A/D Converter
Symbol
Reset Value
AINRST
XX00 XXXXb
XXXX XXXXb
AD0
0000 00XXb
XXXX XXXXb
AD1
0000 00XXb
XXXX XXXXb
AD2
0000 00XXb
XXXX XXXXb
AD3
0000 00XXb
XXXX XXXXb
AD4
0000 00XXb
XXXX XXXXb
AD5
0000 00XXb
XXXX XXXXb
AD6
0000 00XXb
XXXX XXXXb
AD7
0000 00XXb
ADCON2
0000 X00Xb
ADCON0
0000 0XXXb
ADCON1
0000 X000b
Page 618 of 803
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