M16C1N Datasheet, PDF (137/238 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/10 SERIES

M16C/1N Group
14. A/D Converter
A/D control register 2 (Note 1)
b7 b6 b5 b4 b3 b2 b1 b0
000
Symbol
ADCON2
Address
00D416
When reset
XXXX00002
Bit symbol
Bit name
Function
RW
SMP
A/D conversion method 0 : Without sample and hold
RW
select bit
1 : With sample and hold
Reserved bit
Set to "0"
RW
Nothing is assigned.
In an attempt to write to these bits, write "0". The value, if read, turns out
to be "0".
Note 1: If the A/D control register is rewritten during A/D conversion, the conversion result is indeterminate.
A/D register
(b15)
b7
(b8)
b0 b7
b0
Symbol
AD
Address
00C016
00C116
When reset
Indeterminate
Indeterminate
Function
RW
Eight low-order bits of A/D conversion result
RO
During 10-bit mode
Two high-order bits of A/D conversion result
RO
During 8-bit mode
The value, if read, turns out to be indeterminate.
Nothing is assigned.
In an attempt to write to these bits, write "0". The value, if
read, turns out to be "0".
Figure 14.3 A/D converter-related registers (2)
Rev.1.00 Oct 20, 2004 page 125 of 222
REJ09B0007-0100Z