Omega Speaker Systems PCI-DAS1002 Network Card User Manual


 
7.3.5 DAC CONTROL/STATUS REGISTER
BADR1 + 8
This register selects the DAC gain/range and update modes. This is a Write-only register.
WRITE
-
DACEN-----MODEDAC0R0DAC0R1DAC1R0DAC1R1----
0123456789101112131415
DACEN
This bit enables the Analog Out features of the board.
1 = DAC0/1 enabled.
0 = DAC0/1 disabled.
The power-on state of this bit is 0.
MODE
This bit determines the analog output mode of operation.
1 = Both DAC0 and DAC1 updated with data written to DAC0 data register.
0 = DACn updated with data written to DACn data register.
The power-on state of this bit is 0.
DACnR[1:0]
These bits select the independent gains/ranges for either DAC0 or DAC1.
n=0 for DAC0 and n=1 for DAC1.
1.22mVUnipolar 10V11
610uVUnipolar 5V01
4.88mVBipolar 10V10
2.44mVBipolar 5V00
LSB SizeRangeDACnR0DACnR1
24