NuDAQ ACL-8112 Series, User Manual

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Contents
4.2 A/D Data Registers............................................................ 29
4.3 A/D Channel Multiplexer Register..................................... 29
4.4 A/D Range Control Register.............................................. 31
4.5 A/D Operation Mode Control Register............................... 34
4.6 Interrupt Status Register................................................... 34
4.7 Software Trigger Register................................................. 35
4.8 Digital I/O register............................................................. 35
4.9 D/A Output Register .......................................................... 37
4.10 Internal Timer/Counter Register ....................................... 37
Chapter 5 Operation Theorem....................................................... 39
5.1 A/D Conversion ................................................................. 39
5.1.1 A/D Conversion Procedure ........................................................39
5.1.2 A/D Trigger Modes........................................................................40
5.1.3 A/D Data Transfer Modes ...........................................................40
5.2 D/A Conversion ................................................................. 42
5.3 Digital Input and Output.................................................... 43
5.4 Timer/Counter Operation.................................................. 43
Chapter 6 Calibration & Utilities................................................... 48
6.1 What do you need ............................................................ 48
6.2 VR Assignment.................................................................. 48
6.3 A/D Adjustment ................................................................. 49
6.3.1. Bipolar Calibration ........................................................................49
6.3.2. Unipolar Calibration......................................................................49
6.4 D/A Adjustment ................................................................. 50
Chapter 7 C Language Library...................................................... 51
7.1 _8112_Initial ...................................................................... 51
7.2 _8112_Switch_Card_No..................................................... 54
7.3 _8112_DI............................................................................ 55
7.4 _8112_DI _Channel............................................................ 55
7.5 _8112_DO .......................................................................... 56
7.6 _8112_DA .......................................................................... 57
7.7 _8112_AD_Input_Mode ...................................................... 59
7.8 _8112_AD_Set_Channel .................................................... 62
7.9 _8112_AD_Set_Range ....................................................... 64
7.10 _8112_AD_Set_Mode ......................................................... 67
7.11 _8112_AD_Soft_Trig .......................................................... 68
7.12 _8112_AD_Aquire .............................................................. 69