M32C8A Datasheet, PDF (273/372 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M32C/80 Series

M32C/8A Group
18. A/D Converter
A/D0 Control Register 2⁽¹⁾
b7 b6 b5 b4 b3 b2 b1 b0
00
Symbol
AD0CON2
Address
0394h
After Reset
XX0X X000b
Bit Symbol
Bit Name
Function
RW
SMP
A/D conversion method
select bit
0: Without sample and hold
1: With sample and hold
RW
APS0
APS1
Analog input port
select bits
When the MSS bit in the AD0CON3 register = 0
b2 b1
0 0: AN_0 to AN_7, ANEX0, ANEX1
RW
0 1: AN15_0 to AN15_7⁽²⁾
1 0:
1 1:
Do not set to these values.
When the MSS bit in the AD0CON3 register = 1
RW
Set to 01b.
−
(b4-b3)
Unimplemented.
Write 0. Read as undefined value.
−
0: ADTRG selected
TRG0
External trigger source select bit
1: Timer B2 interrupt request of the three-phase
motor control timer function (after the ICTB2
RW
register completes counting) selected
−
(b7-b6)
Reserved bits
Set to 0.
Read as undefined value.
RW
NOTES:
1. If the AD0CON2 register is rewritten during A/D conversion, the conversion result will be incorrect.
2. In the 100-pin package, do not set to 01b.
Figure 18.4 AD0CON2 Register
Rev.1.00 Jul 15, 2007 Page 256 of 352
REJ09B0385-0100