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PISO-A64/C64/P64 User Manual

1. Description To allocates the computer resource for the device This function must be called once before applying other PIODA functions Syntax WORD PIODA_Driverlnit WORD fd Parameter fd The file descriptor of device file that get from function PIODIO_Open Return The code PIODA_ MODULE_NAME_GET_ERROR or PIODA_NOERROR Please refer to Section 2 1 Error Code PIODA_Digital_ Output Description This subroutine for PISO A64 C64 sends the 8 bits data to the specified I O port Syntax WORD PIODA_Digital_Output WORD fd WORD port byte data Parameter fd The file descriptor of device file that get from function PIODIO_Open port The value of DO port Please refer to Table 2 3 DO port ID Table 2 3 PISO A64 Port ID PISO C64 Port ID DO Port PISOA64_DOA PISOC64_DOA DOO DO7 PISOA64_DOB PISOC64_DOB DO 8 DO15 PISOA64_DOC PISOC64_DOC DO 16 DO 23 PISOA64_ DOD PISOC64_DOD DO 24 DO 31 PISOA64_ DOE PISOC64_DOE DO 32 DO 39 PISOA64_DOF PISOC64_DOF DO 40 DO 47 PISOA64_DOG PISOC64_DOG DO 48 DO 55 PISOA64_DOH PISOC64_DOH DO 56 DO 63 PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 7 data 8 bits data Return If returned value PLODA_NOERROR it means that sending data to I O port successfully Otherwise please refer to Section 2 1 Error Code 2 3 7 PIODA_Digital_Input Descr
2. Type ixpio inst to install the PIO PISO driver module and build the device file ixpioX in the device directory dev automatically 1 2 Linux Driver Uninstalling Procedure Step 1 Type cd to the directory containing the package s source code Step 2 Type ixpio remove to remove the PIO PISO driver module PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 3 2 Static Libary Function Description The static libary is the collection of function calls of the PIO DIO cards for linux kernel 2 4 x and 2 6 x system The application structure is presented as following figure The user application program developed by C C language can call library libpio a in user mode And then static libary will call the module ixpio to access the hardware system Function Call into Libary Development Toolkit Services Call into Kernel Mode Device Control Figure 2 1 PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 4 2 1 Table of ErrorCode and ErrorString Table 2 1 Error Code Error ID Error String 0 PIODA_NOERROR OK No error 1 PIODA_MODULE_NAME_GET_ERROR Module name can t get from file proc ixpio ixpio 5 PIODA_DIGITAL_OUTPUT_ERROR Digital output error 6 PIODA_DIGITAL_INPUT_ERROR Digital input error 2 2 Function Descriptions Table 2 2 Function Definition WORD PIODA_ GetDriverVersion void WORD PIODA_GetLibaryVersion
3. void int PPODA_Open char dev_file WORD PIODA_Close WORD fd WORD PIODA_DriverInit WORD WORD PIODA_Digital_Output WORD WORD byte WORD PIODA _Digital_Input WORD WORD WORD 2 3 Digital I O FUNCTIONS 2 3 1 PIODA_GetDriverVersion Description To show the version number of PIO PISO linux driver Syntax WORD PIODIO_ GetDriverVersion Void Parameter None Return The code PIODA_NOERROR Please refer to Section 2 1 Error Code PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 5 2 3 2 2 3 3 2 3 4 PIODA_GetLibaryVersion Description To show the version number of PIO PISO linux static libary Syntax WORD PIODIO_ GetLibaryVersion void Parameter None Return The code PIODA_NOERROR Please refer to Section 2 1 Error Code PIODA_Open Description To open device file Syntax int PLODIO_Open char dev_file Parameter dev_file The path of device file Return The file descriptor of device file If the file descriptor lt 0 it means that open device file failure PIODA_Close Description To close device file Syntax Word PIODIO_Close WORD fd Parameter fd The file descriptor of device file that get from function PIODIO_Open Return The code PIODA_NOERROR Please refer to Section 2 1 Error Code PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 6 2 3 5 2 3 6 PIODA_Driverlnit
4. Gethibary Version a2c235c4sh se aeeies ee Queene Deed PIODA Openi oe tte fees saad saad a fares ures EN Ded Ae PTOI ANOS Gest ties ho et aca coset eed etna esos dates 2 3 PIODA Driverlntt 2208 cmeradeieienaielniecdied 2 3 6 PIODA Digital Output x12 pci ctenaigaa se Rondesnien Gen agets 234 PIODA Digital Anpiit secs ceeaisalsanver eesi PISO A64 C64 P64 Demo Prograims ssssseseeeeeeeeeeeeeeeeees 3 1 pisoa64 pisoc64 Demo code port c eee eeeceeeeeeeeereeeneeeteeeeees 3 2 pisoa64 pisoc64 Demo code port_a c 0 eeeceeceeeseeeneeeeeeeeees 3 3 pisop64 Demo code port C jaasissscsesateccassasezsscsasnaccess tedsanseaveseceess 3 4 pisop64 Demo code porta vgs csi teen Bie tveeee eee PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 2 1 Linux Software Installation The PISO A64 C64 P64 can be used in linux kernel 2 4 X and 2 6 X For Linux O S the recommended installation and uninstall steps are given in Sec 1 1 1 2 1 1 Linux Driver Installing Procedure Step 1 Copy the linux driver ixpio 0 20 4 tar gz or the later driver version in the directory NAPDOS Linux of the companion CD to the linux host that you want to install driver Step 2 Decompress the tarball ixpio 0 20 4 tar gz Step 3 Type cd to the directory containing the package s source code and type configure to configure the package for your system Step 4 Type make to compile the package Step 5
5. PISO A64 C64 P64 User Manual Warranty All products manufactured by ICP DAS are warranted against defective materials for a period of one year from the date of delivery to the original purchaser Warning ICP DAS assume no liability for damages consequent to the use of this product ICP DAS reserves the right to change this manual at any time without notice The information furnished by ICP DAS is believed to be accurate and reliable However no responsibility is assumed by ICP DAS for its use nor for any infringements of patents or other rights of third parties resulting from its use Copyright Copyright 1999 by ICP DAS All rights are reserved Trademark The names used for identification only may be registered trademarks of their respective companies PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 1 Tables of Contents Linux Software Installation 2 c0cccscceeceecceeceeceeseeeceeeeneees 1 1 Linux Driver Installing Procedure eee eeseceeeseeeenteeeeneeees 1 2 Linux Driver Uninstalling Procedure Static Libary Function DeSCription cccccssssssseeeeeeeetees 2 1 Table of ErrorCode and ErrorString 0 0 0 eeeceeeeeceeeteeeeneeees 2 2 F nction DESC PU OMS s s2as ccetsessgheoeuestuceaddotes etga 2 3 Digital V O FUNCTIONS coatecutatetes ctacesaeaiestepecaner neinaastoneaees 2 3 1 PIODA GetDriver V rsiOn sisis scaeisseccessesevssccessaczeds tedsanseansseczens 2 3 2 PIODA
6. iption This subroutine for PISO P64 reads the 8 bits data from the specified I O port Syntax WORD PIODA_Digital_Input WORD fd WORD port WORD di_ data Parameter fd The file descriptor of device file that get from function PIODIO_Open port The value of DI port Please refer to Table 2 4 DI port ID Table 2 4 PISO P64 Port ID DI Port PISOP64_DIA DIO DI7 PISOP64_DIB DI8 DI15 PISOP64_DIC DI 16 DI 23 PISOP64_DID DI 24 DI 31 PISOP64_DIE DI 32 DI 39 PISOP64_DIF DI 40 DI 47 PISOP64_DIG DI 48 DI55 PISOP64_DIH DI 56 DI 63 di_data A variable address used to storage the 8 bits input data Return If returned value PIODA_NOERROR it means that reading data from DI port successfully Otherwise please refer to Section 2 1 Error Code PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 8 3 PISO A64 C64 P64 Demo Programs All of demo programs will not work normally if PIO PISO linux driver would not be installed correctly During the installation process of PIO PISO linux driver the install scripts ixpio inst will setup the correct kernel driver After driver version 0 20 4 or the later driver version compiled and installation the related demo programs development library and declaration header files for different development environments are presented as follows Table 3 1 ee Directory Path ee Description i Name Name P Include piodi
7. o h PIO PISO library header lib libpio a PIO PISO static libary ixpio 0 20 4 a eaaa l port c Digital input demo examples pisop64 RoT port_a c DI demo with libary examples pisoa64 port c Digital output demo examples pisoc64 port_a c DO demo with libary 3 1 pisoa64 pisoc64 Demo code port c This demo program is used to output digital from DO 8 15 3 2 pisoa64 pisoc64 Demo code port_a c This demo program coded by using the static library libpio a It is used to output digital from DO 8 15 PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 9 3 3 pisop64 Demo code port c This demo program is used to output digital from DI 8 15 3 4 pisop64 Demo code port_a c This demo program coded by using the static library libpio a It is used to output digital from DI 0 7 PISO A64 C64 P64 User Manual Ver 1 0 Sep 2007 PMH 002 14 10

PISO-A64/C64/P64 User Manual

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