Texas Instruments MSP430x4xx - Manual (Page 460)

DAC12 Registers
23-14 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)
7 6 5 4 3 2 1 0
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.