Adlink PCI-9810 Manual do Utilizador descarregar pdf (Página 8)

ii Table of Contents

Post Trigger Counter Register ......................................23

FIFO Status Register ....................................................24

FIFO Control Register ...................................................25

Acquisition Enable Register ..........................................26

Clock Source Register ..................................................27

4.2 High Level Programming ................................................... 28

4.3 Low Level Programming .................................................... 28

5 Operation Theory.............................................................. 29

5.1 Conversion Procedure ....................................................... 29

5.2 Signal Source Control........................................................ 31

5.3 Trigger Source Control....................................................... 32

Trigger Sources ............................................................ 32

Trigger Modes ............................................................... 34

5.4 Clock Source Control......................................................... 36

A/D Clock Sources ........................................................36

5.5 Data Transfer..................................................................... 38

Data Transfer ................................................................38

Simultaneous Sampling of Four AD Channels .............38

Total Data Throughput ..................................................39

Maximum Acquiring Data Length ..................................39

Bus-mastering Data Transfer ........................................40

Host Memory Operation ................................................ 40

5.6 Data Format....................................................................... 42

6 Function Reference .......................................................... 45

6.1 Installing the Libraries........................................................ 45

6.2 Programming Guide........................................................... 46

Naming Convention ...................................................... 46

Data Types ................................................................... 47

6.3 Function Reference............................................................ 48

_9812_Initial ................................................................. 48

_9812_Close ................................................................. 50

_9812_AD_DMA_Start ................................................. 51

_9812_AD_DMA_Status ............................................... 54

_9812_AD_DMA_Stop ................................................. 55

_9812_Set_Clk_Src ......................................................56

_9812_Set_Clk_Rate .................................................... 57

_9812_Set_Trig ............................................................58

W_9812_Alloc_DMA_Mem ........................................... 60

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Adlink PCI-9810 Manual do Utilizador Página 8