Panasonic MN101C77C Manual De Usuario

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Chapter 16    D/A Converter
Control Registers
16-3-2
Control Register (DACTR)
This is the 8-bit readable/writable register that controls the D/A conversion.
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D/A Converter Control Register (DACTR)
Figure 16-3-1    D/A Converter Control Register (DACTR : x'03FBE' R/W)
0
1
2
4
5
6
7
3
DACTR
DABUSY
DACH1 DACH0
0
1
General port
D/A output
PA0 pin control
(At reset : - - - - - 0 X X )
0
1
DABUSY
0
1
Stop D/A conversion operation 
(ladder resistance OFF)
Enable D/A conversion operation
DACH1
DACH0
General port
D/A output
PA1 pin control
DA conversion enable flag