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Chapter 45 D/A Converter
3.Configuration
3. Configuration
Figure 3-1 Configuration Diagram
For a detailed description of the D/A pin circuit, see the chapter entitled “Basic Information”.
Figure 3-2 Register List
2
2
2
2R
2
2
D/A converter (0-1)
DA0/P28.6
DA1/P28.7
DADR0/
DADR1
DA0
DA1
PFR28: bit 6
PFR28: bit 7
0
1
General-purpose port output
D/A output only
1
0
DAE
0
1
D/A output disable (0 V output)
D/A output enable
DACR: bit 0
DACR: bit 1
AVss
AVcc
From Port
Data register
Port read
Register number (:bit)
Data Control
Port
function
DADR0
DACR.DAE0
PFR28.6
DADR1 PFR28.7
D/A
0
1
Pin
DA0
DA1
R
R
R
R
R
R
R
2
R
DACR.DAE1