Advantech PCI-1724U, User Manual

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39 Appendix C
C.3 Synchronous Output Control Register/DAC Ready
Status-0x04
The PCI-1724U provides an innovate function in which all D/A channels
can output their data in synchronization. It is necessary to verify DAC-
STAT status every time you want to output DAC data, otherwise the com-
mand results in errors.
SYN:
‘0’ Indicate DAC Is Direct Output Mode
‘1’ Indicate DAC Is Synchronous Output Mode
DACSTAT:
‘0’ Indicate DAC State Machine Is Ready For Next DAC
Data
‘1’ Indicate DAC State Machine Is Busy
Table C.9: Synchronous Output Control Register/DAC Ready Status
Register
Offset Address
(HEX) PCI-1724U Register Format
D31~D6 D5 D4 D3 D2 D1 D0
0x04
W
Synchronous Output Control Mode
X X X X X X SYN
R
Synchronous Output Control Status
X X X X X DACSTAT SYN