3.4

A/D control Register ...........................................................

22

3.5

A/D Status Register ............................................................

25

3.6

Software Trigger Register...................................................

25

3.7

Digital I/O register...............................................................

26

3.8

Internal Timer/Counter Register..........................................

27

3.9

High Level Programming....................................................

27

3.10

Low Level Programming.....................................................

27

Chapter 4 Operation Theorem.............................

28

4.1

A/D Conversion...................................................................

28

4.2

Analog Input Signal Connection .........................................

28

4.2.1

A/D Conversion Procedure...............................................................

31

4.2.2

A/D Trigger Modes ..............................................................................

31

4.2.3 A/D Data Transfer Modes..................................................................

32

4.3

D/A Conversion...................................................................

33

4.4

Digital Input and Output......................................................

34

4.5

Timer/Counter Operation ....................................................

35

Chapter 5 C/C++ Library .......................................

39

5.1

Libraries Installation...........................................................

39

5.2

Programming Guide............................................................

40

5.2.1

Naming Convention ............................................................................

40

5.2.2

Data Types.............................................................................................

40

5.3

_9112_Initial........................................................................

41

5.4

_9112_DI .............................................................................

42

5.5

_9112_DI _Channel .............................................................

42

5.6

_9112_DO ...........................................................................

43

5.7

_9112_DA............................................................................

44

5.8

_9112_AD_Set_Channel......................................................

45

5.9

_9112_AD_Set_Range.........................................................

46

5.10

_9112_AD_Set_Mode ..........................................................

47

5.11

_9112_AD_Set_Autoscan....................................................

48

5.12

_9112_AD_Soft_Trig ...........................................................

49

5.13

_9112_AD_Aquire ...............................................................

50

5.14

_9112_AD_DMA_Start .........................................................

51

5.15

_9112_AD_DMA_Status ......................................................

53

5.16

_9112_AD_DMA_Stop.........................................................

54

5.17

_9112_ContDmaStart ..........................................................

55

5.18

_9112_CheckHalfReady ......................................................

56

5.19

_9112_DblBufferTransfer....................................................

57

5.20

_9112_GetOverrunStatus....................................................

57

ii∙ Contents