HD64F2149 Datasheet, PDF (887/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

B.3 Functions
Register
acronym
Register
name
Address to which the
register is mapped
Name of
on-chip
supporting
module
Bit
numbers
Initial bit
values
DACR—D/A Control Register
H'FFFA
Bit
7
6
5
4
DAOE1 DAOE0 DAE
—
Initial value
0
0
0
1
Read/Write R/W
R/W
R/W
—
Possible types of access
R Read only
W Write only
R/W Read and write
D/A enabled
DAOE1 DAOE0 DAE
0
0
*
1
0
1
1
0
0
1
1
*
D/A Converter
3
2
1
0
—
—
—
—
1
1
1
1
—
—
—
—
Conversion result
Channel 0 and 1 D/A conversion disabled
Channel 0 D/A conversion enabled
Channel 1 D/A conversion disabled
Channel 0 and 1 D/A conversion enabled
Channel 0 D/A conversion disabled
Channel 1 D/A conversion enabled
Channel 0 and 1 D/A conversion enabled
Channel 0 and 1 D/A conversion enabled
Names of the
bits. Dashes
(—) indicate
reserved bits.
Full name
of bit
Descriptions
of bit settings
D/A output enable 0
0 Analog output DA0 disabled
1 Channel 0 D/A conversion enabled.
Analog output DA0 enabled
D/A output enable 1
0 Analog output DA1 disabled
1 Channel 1 D/A conversion enabled.
Analog output DA1 enabled
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