HP (Hewlett-Packard) PCI-9111DG/HR Manual De Usuario
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Table of Contents
3.3
A/D Data Registers........................................................ 14
3.4
A/D Channel Control Register....................................... 15
3.5
A/D Channel Read Back Register.................................. 16
3.6
A/D Input Signal Range Control Register...................... 16
3.7
A/D Range and Status Readback Register.................... 17
3.8
A/D Trigger Mode Control Register............................... 17
3.9
Software Trigger Register............................................. 18
3.10
Interrupt Control Register............................................. 18
3.11
Hardware Interrupt Clear Register ................................ 19
3.12
A/D Mode & Interrupt Control Read Back Register ....... 19
3.13
Extended I/O Ports........................................................ 20
3.14
Digital I/O register......................................................... 20
3.15
D/A Output Register...................................................... 21
3.16
Timer/Counter Register................................................. 21
Chatper 4 Operation Theorem............................ 22
4.1
A/D Conversion............................................................. 22
4.1.1
A/D Conversion Procedure .....................................................23
4.1.2
A/D Signal Source Control ......................................................23
4.1.3
A/D Trigger Source Control.....................................................25
4.1.4
A/D Data Transfer Modes.........................................................26
4.1.5
Pre-Trigger Control ...................................................................28
4.1.6
A/D Data Format.........................................................................30
4.2
Interrupt Control ........................................................... 31
4.2.1
System Architecture.................................................................31
4.2.2
IRQ Level Setting .......................................................................31
4.2.3
Dual Interrupt System...............................................................31
4.2.4
Interrupt Source Control ..........................................................32
4.3
Extended Digital I/O Port............................................... 32
4.4
D/A Conversion............................................................. 33
4.5
Digital Input and Output................................................ 34
4.6
Timer/Counter Operation .............................................. 34
4.6.1
Introduction .................................................................................34
4.6.2
Pacer Trigger Source................................................................35
4.6.3
Pre-Trigger Counter ..................................................................35
4.6.4
I/O Address..................................................................................35
Chatper 5 C/C++ Library ...................................... 36
5.1
Libraries Installation..................................................... 36
5.2
Programming Guide...................................................... 37
5.2.1
Naming Convention...................................................................37
5.2.2
Data Types...................................................................................37
5.3
_9111_Initial.................................................................. 38