ADLINK PCIe-9852 - Manual (Page 6)

vi Table of Contents
3.3.2 External Digital Trigger ............................................. 17
3.3.3 Analog Trigger .......................................................... 18
3.3.4 Trigger Export ........................................................... 18
3.4 Trigger Modes.................................................................... 18
3.4.1 Post Trigger Mode .................................................... 18
3.4.2 Delayed Trigger Mode .............................................. 18
3.4.3 Pre-Trigger Mode...................................................... 19
3.4.4 Middle Trigger Mode................................................. 20
3.4.5 Acquisition with Re-Triggering .................................. 20
3.4.6 Data Average Mode
(Post-Trigger and Delayed-Trigger only) .................. 21
3.5 Timebase ........................................................................... 21
3.5.1 Internal Reference Clock .......................................... 21
3.5.2 External Reference Clock ......................................... 22
3.5.3 External Sampling Clock........................................... 22
3.6 ADC Timing Control ........................................................... 22
3.6.1 Timebase Architecture.............................................. 22
3.6.2 Basic Acquisition Timing........................................... 22
3.7 Synchronizing Multiple Modules ........................................ 25
3.7.2 SSI Timebase ........................................................... 28
3.7.3 SSI_TRIG ................................................................. 28
3.7.4 SSI__pre_data_rdy................................................... 28
A Appendix: Calibration....................................................... 29
A.1 Calibration Constant .......................................................... 29
A.2 Auto-Calibration ................................................................. 29
Important Safety Instructions.............................................. 31
Getting Service ..................................................................... 33