Chapter 16 D/A Converter

16-3-2 Control Register (DACTR)

This is the 8-bit readable/writable register that controls the D/A conversion.

„D/A Converter Control Register (DACTR)

7

 

6

 

5

 

4

 

3

 

2

1

 

0

 

DACTR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DABUSY

DACH1

DACH0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(At reset : - - - - - 0 X X )

DACH0 PA0 pin control

0General port

1D/A output

DACH1 PA1 pin control

0General port

1D/A output

DABUSY DA conversion enable flag

0Stop D/A conversion operation (ladder resistance OFF)

1Enable D/A conversion operation

Figure 16-3-1 D/A Converter Control Register (DACTR : x'03FBE' R/W)

Control Registers

XVI - 5

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Image 497
Panasonic F77G, MN101C77C user manual 1 D/A Converter Control Register Dactr x03FBE R/W