m30262f8gp Renesas Electronics Corporation., m30262f8gp Datasheet - Page 161

• Manufacturer Part Number: m30262f8gp
• Description: Renesas 16-bit Cmos Single-chip Microcomputer M16c Family / M16c/20 Series
• Manufacturer: Renesas Electronics Corporation.

A-D Converter
Figure 1.16.2. A-D converter control registers (1)
A-D control register 0 (Note 1)
A-D control register 1 (Note 1)
b7
b7
Note 1: If the A-D control register is rewritten during A-D conversion, the conversion result is indeterminate.
Note 2: When changing A-D operation mode, set analog input pin again.
Note 1: If the A-D control register is rewritten during A-D conversion, the conversion result is indeterminate.
b6
b6
b5
b5
b4
b4
Preliminary Specifications Rev. 0.9
Specifications in this manual are tentative and subject to change.
b3
b3
b2
b2
b1
b1
b0
b0
Bit symbol
Bit symbol
In an attempt to write to these bits, write 0. The value, if read, turns out to be 0.
Nothing is assigned.
SCAN0
SCAN1
ADST
VCUT
CKS0
CKS1
MD0
MD1
TRG
BITS
MD2
CH0
CH1
CH2
Symbol
ADCON0
Symbol
ADCON1
Analog input pin select bit
A-D operation mode
select bit 0
Trigger select bit
A-D operation mode
select bit 1
8/10-bit mode select bit
Frequency select bit
Vref connect bit
Frequency select bit
A-D sweep pin select bit
A-D conversion start flag
Renesas Technology Corp.
Bit name
Bit name
Address
Address
03D6
03D7
16
16
00000XXX
When reset
When reset
b2 b1 b0
When repeat sweep mode 1 is selected
0 : 8-bit mode
1 : 10-bit mode
Refer to table 1.16.2
0 : Vref not connected
1 : Vref connected
0 0 0 : AN
0 0 1 : AN
0 1 0 : AN
0 1 1 : AN
1 0 0 : AN
1 0 1 : AN
1 1 0 : AN
1 1 1 : AN
b4 b3
0 0 : One-shot mode
0 1 : Repeat mode
1 0 : Single sweep mode
1 1 : Repeat sweep mode 0
When single sweep and repeat sweep
mode 0 are selected
0 : Any mode other than repeat sweep
1 : Repeat sweep mode 1
0 : Software trigger
1 : AD
0 : A-D conversion disabled
1 : A-D conversion started
b1 b0
0 0 : AN
0 1 : AN
1 0 : AN
1 1 : AN
0 0 : AN
0 1 : AN
1 0 : AN
1 1 : AN
b1 b0
Refer to table 1.16.2
00
mode 1
Repeat sweep mode 1
16
TRG
0
0
0
0
0
0
0
0
0
1
2
3
4
5
6
7
2
, AN
, AN
trigger
(1 pin)
to AN
to AN
to AN
to AN
to AN
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
is selected
is selected
is selected
is selected
is selected
is selected
is selected
is selected
1
1
Function
(2 pins)
(2 pins)
Function
2
3
3
5
7
(3 pins
(4 pins)
(4 pins)
(6 pins)
(8 pins)
(Note 2)
(Note 2)
M16C/26 Group
R
R
W
W
155