Measurement Computing USB-1408FS User Manual page 25

USB-1408FS User's Guide
4. Select Gated from the
5. Set the Universal Library
enable pacing from the master USB device.
This InstaCal option does not affect internally paced acquisition. It only affects scans that use the
option.
An example of a master/slave configuration is shown here.
Master
Slave
USB-1408FS
PMD-1608FS
When you are operating one USB-1408FS, do not set the
clock for A/D pacing.
Ext. Clock Type drop-down list.
EXTCLOCK
option with
SYNC pin Slave
USB-1408FS
pin 19
Figure 15. Configuring for synchronous data acquisition
cbAInScan()/AInScan
For the slave USB-1408FS,
Set the Universal Library
cbAInScan()/AInScan()
with
This configures the SYNC pin on the slave
unit for input and enables pacing from the
master USB-1408FS.
EXTCLOCK
option unless you are using an external
25
Functional Details
for the slave USB-1408FS to
EXTCLOCK
EXTCLOCK
option
.