Configurable Auxin<5:0>, Auxout<2:0> External Trigger/Clocks; Daq-Sync Inter-Board Triggers/Clocks - Measurement Computing PCI-DAS6030 User Manual

PCI-DAS6030 & PCI-DAS6032 User's Guide
Configurable AUXIN<5:0>, AUXOUT<2:0> external trigger/clocks
The PCI-DAS6030 and PCI-DAS6032 provide nine user-configurable trigger/clock pins available at the
100-pin I/O connector. Of these, six are configurable as inputs while three are configurable as outputs.
Parameter
AUXIN<5:0> sources
(SW selectable)
AUXOUT<2:0> sources
(SW selectable)
Default selections:
Compatibility
Minimum pulse width

DAQ-Sync inter-board triggers/clocks

The DAQ-Sync bus provides inter-board triggering and synchronization capability. Five trigger/strobe I/O pins
and one clock I/O pin are provided on a 14-pin header. The DAQ-Sync signals use dedicated pins. Only the
direction may be set.
Connector
DAQ-Sync
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Table 19. Configurable triggers/clocks specifications
Specification
A/D CONVERT:
A/D TIMEBASE IN:
A/D START TRIGGER:
A/D STOP TRIGGER:
A/D PACER GATE:
D/A START TRIGGER:
D/A UPDATE:
D/A TIMEBASE IN:
STARTSCAN:
SSH:
A/D STOP:
A/D CONVERT:
SCANCLK:
CTR1 CLK:
D/A UPDATE:
CTR2 CLK:
A/D START TRIGGER:
A/D STOP TRIGGER:
A/D PACER GATE:
D/A START TRIGGER:
AUXIN0:
AUXIN1:
AUXIN2:
AUXIN3:
AUXIN4:
AUXIN5:
AUXOUT0:
AUXOUT1:
AUXOUT2:
5 V/TTL
37.5 ns
Table 20. DAQ-Sync signal specifications
Signal names
DS A/D START TRIGGER
DS A/D STOP TRIGGER
DS A/D CONVERT
DS D/A UPDATE
DS D/A START TRIGGER
SYNC CLK
42
External ADC convert strobe
External ADC pacer time base
ADC Start Trigger
ADC Stop Trigger
External ADC gate
DAC trigger/gate
DAC update strobe
External DAC pacer time base
A pulse indicating start of conversion
Active signal that terminates at the start of the last
conversion in a scan.
Indicates end of scan
ADC convert pulse
Delayed version of ADC convert
CTR1 clock source
D/A update pulse
CTR2 clock source
ADC Start Trigger Out
ADC Stop Trigger Out
External ADC gate
DAC Start Trigger Out
A/D CONVERT
A/D START TRIGGER
A/D STOP TRIGGER
D/A UPDATE
D/A START TRIGGER
A/D GATE
D/A UPDATE
A/D CONVERT
SCANCLK
Specifications