Teledyne SP Devices ADQ7DC, Manual

Page: 3 / 50

19-2233 PC2
2019-02-01
3(50)
ADQ7DC Manual
16-1796 PC2 2019-02-01
3(50)
4.11.3Trigger event indicator ............................................................................................................... 27
4.11.4Triggering external equipment with internal trigger.................................................................... 27
4.11.5Distributing level trigger ............................................................................................................. 29
5 CLOCK......................................................................................................................... 30
5.1 Clock domains ............................................................................................................. 30
5.2 Flexible clock network.................................................................................................. 30
5.3 Front panel SMA connector ......................................................................................... 31
5.4 Internal clock reference................................................................................................ 31
5.5 External clock reference .............................................................................................. 31
5.6 Internal clock generator ............................................................................................... 32
5.7 External clock............................................................................................................... 32
5.8 Clock reference output................................................................................................. 32
5.9 Sample skip ................................................................................................................. 32
6 GPIO ............................................................................................................................ 33
6.1 GPIO with TRIG and SYNC ......................................................................................... 33
6.2 Using GPIO as a trigger............................................................................................... 33
6.3 Output .......................................................................................................................... 34
6.4 GPIO in ADQ Development Kit .................................................................................... 34
6.5 Dedicated GPIO connector on form factor –PCIe or –PXIe......................................... 35
7 ACQUISITION CONTROL ........................................................................................... 37
7.1 Multi-thread notice ....................................................................................................... 37
7.2 Acquisition memory...................................................................................................... 37
7.3 Acquisition modes........................................................................................................ 38
7.3.1 Continuous streaming acquisition.............................................................................................. 38
7.3.2 Triggered streaming acquisition................................................................................................. 39
7.3.3 Multi-record acquisition.............................................................................................................. 39
7.4 Data transfer modes .................................................................................................... 40
7.4.1 Streaming data transfer mode ................................................................................................... 40
7.4.2 User-scheduled data transfer mode .......................................................................................... 42
7.4.3 Transfer buffers ......................................................................................................................... 44
7.4.4 User’s buffers............................................................................................................................. 44
7.5 Users application software consuming data ................................................................ 44
7.6 Record header ............................................................................................................. 45
7.6.1 Metadata.................................................................................................................................... 45
7.6.2 Record Status ............................................................................................................................ 45
7.6.3 User ID....................................................................................................................................... 46
7.6.4 Serial number ............................................................................................................................ 46
7.6.5 Channel ..................................................................................................................................... 46
7.6.6 Record number .......................................................................................................................... 46
7.6.7 Data format ................................................................................................................................ 46
7.6.8 Record length ............................................................................................................................ 46
7.7 Over-range and under-range ....................................................................................... 47
8 HOST PC CONNECTION............................................................................................ 48
8.1 USB interface............................................................................................................... 48
8.2 PCI Express interface .................................................................................................. 48
8.3 Using several units....................................................................................................... 48
8.3.1 Using several digitizers from a single application. ..................................................................... 48
8.3.2 Using several digitizers from a several applications. ................................................................. 48
9 REFERENCES ............................................................................................................ 49