ADLINK PCI-8554 - Manual (Page 6)

ii • Table of Contents
Chapter 4 Signal Connections & Applications.................... 30
4.1 Connectors Pin Assignment ................................................................30
4.2 Digital I/O Connection..........................................................................30
4.3 Timer/Counter Connection...................................................................31
4.4 Frequency Generator ..........................................................................32
4.4.1 To generate a 250 KHz Square Wave. ....................................32
4.4.2 To generate a 1 pulse/1 hour signal ........................................33
4.5 Pulse Width Measurement...................................................................34
4.6 Frequency Measurement.....................................................................35
4.7 Event Counter......................................................................................37
4.8 Dual Interrupt System..........................................................................38
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 _8554_Initial ........................................................................................41
5.4 _8554_Write_Counter .........................................................................42
5.5 _8554_Read_Counter .........................................................................43
5.6 _8554_Stop_Counter ..........................................................................44
5.7 _8554_Read_Status............................................................................45
5.8 _8554_DO ...........................................................................................46
5.9 _8554_DI.............................................................................................47
5.10 _8554_SET_cntCLK ...........................................................................48
5.11 _8554_SET_CK1 ................................................................................49
5.12 _8554_SET_DBCLK ...........................................................................50
5.13 _8554_Set_INT_Control .....................................................................51
5.14 _8554_Get_IRQ_Status......................................................................52
5.15 _8554_INT_Enable .............................................................................53
5.16 _8554_INT_Disable ............................................................................54
5.17 _8554_CLR_IRQ1 ..............................................................................54
5.18 _8554_CLR_IRQ2 ..............................................................................55
Warranty Policy...................................................................... 56