M30280F6HP RENESAS [Renesas Technology Corp], M30280F6HP Datasheet - Page 239

• Manufacturer Part Number: M30280F6HP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES
• Manufacturer: RENESAS [Renesas Technology Corp]

M
R
R
1
e
E
Figure 15.2 ADCON0 to ADCON2 Registers
. v
6
J
0
C
2
9
2 /
0 .
B
0
8
0
0
G
4
J
7
a
o r
0 -
. n
u
2
p
3
0
, 1
0
(
M
2
1
0
0
6
7
C
2 /
A/D Control Register 0
A/D Control Register 1
b7
b7
NOTES:
NOTES:
NOTES:
A/D Control Register 2
b7
page 219
, 8
b6
b6
1. If the ADCON0 register is rewritten during A/D conversion, the conversion result will be indeterminate.
1. If the ADCON1 register is rewritten during A/D conversion, the conversion result will be indeterminate.
2. If the VCUT bit is reset from “0” (V
1. If the ADCON2 register is rewritten during A/D conversion, the conversion result will be indeterminate.
starting A/D conversion.
b6
b5
b5
M
b5
b4
b4
1
6
b4
b3
b3
C
b3
0
b2
b2
2 /
f o
b1
b1
b2
8
3
b0
b0
) B
b1
8
Bit Symbol
5
Bit Symbol
b0
(1)
(1)
(b7-b6)
SCAN0
SCAN1
VCUT
ADST
CKS0
CKS1
BITS
CH0
CH1
CH2
MD0
MD1
TRG
MD2
Symbol
ADCON0
Symbol
ADCON1
Bit Symbol
ADGSEL0
ADGSEL1
(1)
TRG1
CKS2
(b7-b6)
SMP
(b3)
Symbol
ADCON2
REF
Analog Input Pin Select
Bit
A/D Operation Mode
Select Bit 0
Frequency Select Bit 0
A/D Sweep Pin Select Bit
A/D Operation Mode
Select Bit 1
8/10-Bit Mode Select Bit
Frequency Select Bit 1
Vref Connect Bit
A/D Conversion Start Flag
Trigger Select Bit
Nothing is assigned. When write, set to “0”.
When read, its content is “0”.
unconnected) to “1” (V
A/D Conversion Method
Select Bit
A/D Input Group Select Bit 0 0 : Select port P10 group
Trigger Select Bit
Reserved Bit
Frequency Select Bit 2
Nothing is assigned. When write, set to “0”.
When read, its content is “0”.
Address
03D7
Address
03D6
Bit Name
Bit Name
16
16
Bit Name
Address
03D4
(2)
16
REF
After Reset
00000XXX
0 0 : One-shot mode or Delayed trigger mode 0,1
0 1 : Repeat mode
1 0 : Single sweep mode or
1 1 : Repeat sweep mode 0 or Repeat sweep
After Reset
00
b4 b3
0 : Other than repeat sweep mode 1
1 : Repeat sweep mode 1
0 : 8-bit mode
1 : 10-bit mode
See Table 15.2
0 : Vref not connected
1 : Vref connected
connected), wait for 1 s or more before
Function varies with each operation mode
See Table 15.2
0 : Software trigger
1 : Hardware trigger
0 : A/D conversion disabled
1 : A/D conversion started
Function varies with each operation mode
16
Simultaneous sample sweep mode
mode 1
b2 b1
0 : Without sample and hold
1 : With sample and hold
0 1 : Do not set
1 0 : Select port P0 group
1 1 : Select port P1/P9 group
Set to
See Table 15.2
Function varies with each operation
mode
After Reset
00
16
2
“0”
Function
Function
Function
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
15. A/D Converter