Rev.6.00 Oct.28.2004 page 557
of 1016
REJ09B0138-0600H
17.2
Register Descriptions
17.2.1
D/A Data Registers 0 and 1 (DADR0, DADR1)
Bit
:
7
6
5
4
3
2
1
0
Initial value :
0
0
0
0
0
0
0
0
R/W
:
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
DADR0 and DADR1 are 8-bit readable/writable registers that store data for conversion.
Whenever output is enabled, the values in DADR0 and DADR1 are converted and output from the analog output pins.
DADR0 and DADR1 are each initialized to H'00 by a reset and in hardware standby mode.
17.2.2
D/A Control Register (DACR)
Bit
:
7
6
5
4
3
2
1
0
DAOE1
DAOE0
DAE
—
—
—
—
—
Initial value :
0
0
0
1
1
1
1
1
R/W
:
R/W
R/W
R/W
—
—
—
—
—
DACR is an 8-bit readable/writable register that controls the operation of the D/A converter.
DACR is initialized to H'1F by a reset and in hardware standby mode.
Bit 7—D/A Output Enable 1 (DAOE1): Controls D/A conversion and analog output for channel 1.
Bit 7
DAOE1
Description
0
Analog output DA1 is disabled
(Initial value)
1
Channel 1 D/A conversion is enabled; analog output DA1 is enabled
Bit 6—D/A Output Enable 0 (DAOE0): Controls D/A conversion and analog output for channel 0.
Bit 6
DAOE0
Description
0
Analog output DA0 is disabled
(Initial value)
1
Channel 0 D/A conversion is enabled; analog output DA0 is enabled
Содержание ZTAT H8S/2357F
Страница 4: ......
Страница 28: ...Rev 6 00 Oct 28 2004 page xxiv of xxiv REJ09B0138 0600H...
Страница 82: ...Rev 6 00 Oct 28 2004 page 54 of 1016 REJ09B0138 0600H...
Страница 108: ...Rev 6 00 Oct 28 2004 page 80 of 1016 REJ09B0138 0600H...
Страница 364: ...Rev 6 00 Oct 28 2004 page 336 of 1016 REJ09B0138 0600H...
Страница 438: ...Rev 6 00 Oct 28 2004 page 410 of 1016 REJ09B0138 0600H...
Страница 566: ...Rev 6 00 Oct 28 2004 page 538 of 1016 REJ09B0138 0600H...
Страница 588: ...Rev 6 00 Oct 28 2004 page 560 of 1016 REJ09B0138 0600H...
Страница 688: ...Rev 6 00 Oct 28 2004 page 660 of 1016 REJ09B0138 0600H...
Страница 694: ...Rev 6 00 Oct 28 2004 page 666 of 1016 REJ09B0138 0600H...
Страница 708: ...Rev 6 00 Oct 28 2004 page 680 of 1016 REJ09B0138 0600H...
Страница 1044: ...Rev 6 00 Oct 28 2004 page 1016 of 1016 REJ09B0138 0600H...
Страница 1047: ...H8S 2357 Group H8S 2357F ZTATTM H8S 2398F ZTATTM Hardware Manual 2 6 2 Ote machi Chiyoda ku Tokyo 100 0004 Japan...