r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 1020

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 18 D/A Converter
18.3
The D/A converter has the following registers.
• D/A data register 2 (DADR2)
• D/A data register 3 (DADR3)
• D/A control register 23 (DACR23)
18.3.1
DADR2 and DADR3 are 8-bit readable/writable registers that store data for conversion.
Whenever analog output is enabled, the values in DADR are converted and output to the analog
output pins.
18.3.2
DACR23 controls the operation of channels 2 and 3 in the D/A converter.
Rev. 1.00 Sep. 19, 2008 Page 992 of 1270
REJ09B0466-0100
Bit
7
6
Bit Name
DAOE3
DAOE2
Register Descriptions
D/A Data Registers 2 and 3 (DADR2 and DADR3)
D/A Control Register 23 (DACR23)
Initial
Value
0
0
R/W
R/W
R/W
Description
D/A Output Enable 3
Controls D/A conversion and analog output.
0: Channel 3 analog output (DA3) is disabled.
1: Channel 3 D/A conversion is enabled; channel 3
D/A Output Enable 2
Controls D/A conversion and analog output.
0: Channel 2 analog output (DA2) is disabled.
1: Channel 2 D/A conversion is enabled; channel 2
analog output (DA3) is enabled.
analog output (DA2) is enabled.