Renesas R8C/18 Series Hardware Manual page 181

R8C/18 Group, R8C/19 Group
A/D Control Register 2
b7 b6 b5 b4 b3 b2 b1 b0
0 0 0
NOTE:
1. If the ADCON2 register is rew ritten during comparator conversion, the conversion result is undefined.
A/D Register
b7 b6 b5 b4 b3 b2 b1 b0
Figure 16.3 Registers ADCON2 and AD
Rev.1.30 Apr 14, 2006
REJ09B0222-0130
(1)
Symbol Address
ADCON2
Bit Symbol Bit Name
— Reserved bit
(b0)
Comparator function select bit
CMPSEL
— Reserved bits
(b3-b2)
— Nothing is assigned. If necessary, set to 0.
(b7-b4) When read, the content is 0.
Symbol Address
AD
Nothing is assigned. If necessary, set to 0.
When read, the content is 0.
Comparator conversion result
Page 166 of 233
00D4h
Set to 0.
0 : Not used
1 : Used
Set to 0.
00C0h
Function
16. Comparator
After Reset
00h
Function
After Reset
Undefined
RW
RW
RW
RW
—
RW
—
RO