Tews Technologies TPMC500-SW-42, User Manual

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TPMC500-SW-42 - VxWorks Device Driver Page 3 of 19
Table of Contents
1 INTRODUCTION......................................................................................................... 4
2 INSTALLATION.......................................................................................................... 5
2.1 Hardware dependent Configuration..............................................................................................5
2.2 Including the driver in VxWorks ....................................................................................................5
2.3 Special installation for Intel x86 based targets............................................................................6
3 I/O SYSTEM FUNCTIONS.......................................................................................... 7
3.1 tp500Drv() ........................................................................................................................................7
3.2 tp500DevCreate().............................................................................................................................8
4 I/O INTERFACE FUNCTIONS .................................................................................. 10
4.1 open() .............................................................................................................................................10
4.2 close().............................................................................................................................................12
4.3 read() ..............................................................................................................................................13
4.4 ioctl() ..............................................................................................................................................15
4.4.1 FIOSTARTSEQ Setup and start the sequencer ................................................................16
4.4.2 FIOSTOPSEQ Stop the sequencer ...................................................................................16
4.4.3 ioctl() example .....................................................................................................................17
5 APPENDIX................................................................................................................ 19
5.1 Predefined Symbols......................................................................................................................19
5.2 Error Codes ...................................................................................................................................19