Texas Instruments MSP430x1xx - Page 431

DAC12 Registers
19-13
DAC12
DAC12_xDAT, DAC12 Data Register
15 14 13 12 11 10 9 8
0 0 0 0 DAC12 Data
r(0) r(0) r(0) r(0) rw−(0) rw−(0) rw−(0) rw−(0)
76543210
DAC12 Data
rw−(0) rw−(0) rw−(0) rw−(0) rw−(0) rw−(0) rw−(0) rw−(0)
Unused
Bits
15-12
Unused. These bits are always 0 and do not affect the DAC12 core.
DAC12 Data
Bits
11-0
DAC12 data
DAC12 Data Format DAC12 Data
12-bit binary The DAC12 data are right-justified. Bit 11 is the MSB.
12-bit 2’s complement The DAC12 data are right-justified. Bit 11 is the MSB
(sign).
8-bit binary The DAC12 data are right-justified. Bit 7 is the MSB.
Bits 11-8 are don’t care and do not effect the DAC12
core.
8-bit 2’s complement
The DAC12 data are right-justified. Bit 7 is the MSB
(sign). Bits 11-8 are don’t care and do not effect the
DAC12 core.