Chapter4 HardwareOverview
©NationalInstruments Corporation 4-23 NI5102 User Manual
3. Programthe master deviceto output its internal timebase on t he RTSI
busclock line.
4. Program the master deviceto outpu t its Scan Clock and Stop Trigger
on unused RTSIbus trigger lines.
5. Programt he slavedevice to use RTSI bus clock as its main timebase.
6. Programthe slave device to use external Scan Clock and external Stop
Triggeron RTSI bus trigger lines selected in step 4.
7. Arm theslave device for acquisition before arming the master device.
♦NI5102 (PCMCIA, USB)
Youneed two SMB200 cables (optional) and two NI 5102 (PCMCIA) or
NI5102 (USB ) deviceswith cable assemblies to create a four-channel
digitizeras follows:
1. ConnectPFI1 of the master device to PFI1 of the slave device with the
SMB200 cable.
2. ConnectPFI2 of the master device to PFI2 of the slave device with the
SMB200 cable.
3. ConfigurePFI1 of the master device to output Scan Clock and PFI2 of
the master deviceto output Stop Trigger.
4. Configurethe slave device to use external scans on PFI1, external Stop
Triggeron PFI2, and software Start Trigger.
5. Arm theslave device for acquisition before arming the master device.
Youcannot use the PFI1 and PFI2 lines on master and slave devicesfor any
other purpose when synchronizing two NI 5102s.