📄 apci1710_inccpt.c
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/**@verbatimCopyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module. ADDI-DATA GmbH Dieselstrasse 3 D-77833 Ottersweier Tel: +19(0)7223/9493-0 Fax: +49(0)7223/9493-92 http://www.addi-data-com info@addi-data.com This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USAYou shoud also find the complete GPL in the COPYING file accompanying this source code.@endverbatim*//* +-----------------------------------------------------------------------+ | (C) ADDI-DATA GmbH Dieselstraße 3 D-77833 Ottersweier | +-----------------------------------------------------------------------+ | Tel : +49 (0) 7223/9493-0 | email : info@addi-data.com | | Fax : +49 (0) 7223/9493-92 | Internet : http://www.addi-data.com | +-----------------------------------------------------------------------+ | Project : API APCI1710 | Compiler : gcc | | Module name : INC_CPT.C | Version : 2.96 | +-------------------------------+---------------------------------------+ | Project manager: Eric Stolz | Date : 02/12/2002 | +-----------------------------------------------------------------------+ | Description : APCI-1710 incremental counter module | | | | | +-----------------------------------------------------------------------+ | UPDATES | +-----------------------------------------------------------------------+ | Date | Author | Description of updates | +----------+-----------+------------------------------------------------+ | | | | |----------|-----------|------------------------------------------------| | 08/05/00 | Guinot C | - 0400/0228 All Function in RING 0 | | | | available | +-----------------------------------------------------------------------+ | 29/06/01 | Guinot C. | - 1100/0231 -> 0701/0232 | | | | See i_APCI1710_DisableFrequencyMeasurement | +-----------------------------------------------------------------------+*//*+----------------------------------------------------------------------------+| Included files |+----------------------------------------------------------------------------+*/#include "APCI1710_INCCPT.h"/*+----------------------------------------------------------------------------+| INT i_APCI1710_InsnConfigINCCPT(comedi_device *dev,comedi_subdevice *s,comedi_insn *insn,lsampl_t *data)+----------------------------------------------------------------------------+| Task : Configuration function for INC_CPT |+----------------------------------------------------------------------------+| Input Parameters : | +----------------------------------------------------------------------------+| Output Parameters : *data+----------------------------------------------------------------------------+| Return Value : |+----------------------------------------------------------------------------+*/INT i_APCI1710_InsnConfigINCCPT(comedi_device *dev,comedi_subdevice *s,comedi_insn *insn,lsampl_t *data){ UINT ui_ConfigType; INT i_ReturnValue = 0; ui_ConfigType=CR_CHAN(insn->chanspec); printk ("\nINC_CPT"); devpriv->tsk_Current=current; // Save the current process task structure switch(ui_ConfigType) { case APCI1710_INCCPT_INITCOUNTER : i_ReturnValue =i_APCI1710_InitCounter (dev, CR_AREF(insn->chanspec), (BYTE) data[0], (BYTE) data[1], (BYTE) data[2], (BYTE) data[3], (BYTE) data[4]); break; case APCI1710_INCCPT_COUNTERAUTOTEST: i_ReturnValue =i_APCI1710_CounterAutoTest (dev, (PBYTE) &data[0]); break; case APCI1710_INCCPT_INITINDEX: i_ReturnValue =i_APCI1710_InitIndex (dev, CR_AREF(insn->chanspec), (BYTE) data[0], (BYTE) data[1], (BYTE) data[2], (BYTE) data[3]); break; case APCI1710_INCCPT_INITREFERENCE: i_ReturnValue =i_APCI1710_InitReference (dev, CR_AREF(insn->chanspec), (BYTE) data[0]); break; case APCI1710_INCCPT_INITEXTERNALSTROBE: i_ReturnValue =i_APCI1710_InitExternalStrobe (dev, CR_AREF(insn->chanspec), (BYTE) data[0], (BYTE) data[1]); break; case APCI1710_INCCPT_INITCOMPARELOGIC: i_ReturnValue =i_APCI1710_InitCompareLogic (dev, CR_AREF(insn->chanspec), (UINT) data[0]); break; case APCI1710_INCCPT_INITFREQUENCYMEASUREMENT: i_ReturnValue =i_APCI1710_InitFrequencyMeasurement (dev, CR_AREF(insn->chanspec), (BYTE) data[0], (BYTE) data[1], (ULONG) data[2], (PULONG) &data[0]); break; default: printk("Insn Config : Config Parameter Wrong\n"); } if(i_ReturnValue>=0) i_ReturnValue =insn->n; return (i_ReturnValue);}/*+----------------------------------------------------------------------------+| Function Name : _INT_ i_APCI1710_InitCounter || (BYTE_ b_BoardHandle, || BYTE_ b_ModulNbr, || BYTE_ b_CounterRange, || BYTE_ b_FirstCounterModus, || BYTE_ b_FirstCounterOption, || BYTE_ b_SecondCounterModus, || BYTE_ b_SecondCounterOption) |+----------------------------------------------------------------------------+| Task : Configure the counter operating mode from selected || module (b_ModulNbr). You must calling this function be || for you call any other function witch access of || counters. || || Counter range || ------------- || +------------------------------------+-----------------------------------+ || | Parameter Passed value | Description | || |------------------------------------+-----------------------------------| || |b_ModulNbr APCI1710_16BIT_COUNTER | The module is configured for | || | | two 16-bit counter. | || | | - b_FirstCounterModus and | || | | b_FirstCounterOption | || | | configure the first 16 bit | || | | counter. | || | | - b_SecondCounterModus and | || | | b_SecondCounterOption | || | | configure the second 16 bit | || | | counter. | || |------------------------------------+-----------------------------------| || |b_ModulNbr APCI1710_32BIT_COUNTER | The module is configured for one | || | | 32-bit counter. | || | | - b_FirstCounterModus and | || | | b_FirstCounterOption | || | | configure the 32 bit counter. | || | | - b_SecondCounterModus and | || | | b_SecondCounterOption | || | | are not used and have no | || | | importance. | || +------------------------------------+-----------------------------------+ || || Counter operating mode || ---------------------- || || +--------------------+-------------------------+-------------------------+ || | Parameter | Passed value | Description | || |--------------------+-------------------------+-------------------------| || |b_FirstCounterModus | APCI1710_QUADRUPLE_MODE | In the quadruple mode, | || | or | | the edge analysis | || |b_SecondCounterModus| | circuit generates a | || | | | counting pulse from | || | | | each edge of 2 signals | || | | | which are phase shifted | || | | | in relation to each | || | | | other. | || |--------------------+-------------------------+-------------------------| || |b_FirstCounterModus | APCI1710_DOUBLE_MODE | Functions in the same | || | or | | way as the quadruple | || |b_SecondCounterModus| | mode, except that only | || | | | two of the four edges | || | | | are analysed per | || | | | period | || |--------------------+-------------------------+-------------------------| || |b_FirstCounterModus | APCI1710_SIMPLE_MODE | Functions in the same | || | or | | way as the quadruple | || |b_SecondCounterModus| | mode, except that only | || | | | one of the four edges | || | | | is analysed per | || | | | period. | || |--------------------+-------------------------+-------------------------| || |b_FirstCounterModus | APCI1710_DIRECT_MODE | In the direct mode the | || | or | | both edge analysis | || |b_SecondCounterModus| | circuits are inactive. | || | | | The inputs A, B in the | || | | | 32-bit mode or A, B and | || | | | C, D in the 16-bit mode | || | | | represent, each, one | || | | | clock pulse gate circuit| || | | | There by frequency and | || | | | pulse duration | || | | | measurements can be | || | | | performed. | || +--------------------+-------------------------+-------------------------+ || || || IMPORTANT! || If you have configured the module for two 16-bit counter, a mixed || mode with a counter in quadruple/double/single mode || and the other counter in direct mode is not possible! || || || Counter operating option for quadruple/double/simple mode || --------------------------------------------------------- || || +----------------------+-------------------------+------------------------+|| | Parameter | Passed value | Description ||| |----------------------+-------------------------+------------------------||| |b_FirstCounterOption | APCI1710_HYSTERESIS_ON | In both edge analysis ||| | or | | circuits is available ||| |b_SecondCounterOption | | one hysteresis circuit.||| | | | It suppresses each ||| | | | time the first counting||| | | | pulse after a change ||| | | | of rotation. ||| |----------------------+-------------------------+------------------------||| |b_FirstCounterOption | APCI1710_HYSTERESIS_OFF | The first counting ||| | or | | pulse is not suppress ||| |b_SecondCounterOption | | after a change of ||| | | | rotation. ||| +----------------------+-------------------------+------------------------+|| || || IMPORTANT! || This option are only avaible if you have selected the direct mode. || || || Counter operating option for direct mode || ---------------------------------------- || || +----------------------+--------------------+----------------------------+ || | Parameter | Passed value | Description | || |----------------------+--------------------+----------------------------| || |b_FirstCounterOption | APCI1710_INCREMENT | The counter increment for | || | or | | each counting pulse | || |b_SecondCounterOption | | | || |----------------------+--------------------+----------------------------| || |b_FirstCounterOption | APCI1710_DECREMENT | The counter decrement for | || | or | | each counting pulse | || |b_SecondCounterOption | | | || +----------------------+--------------------+----------------------------+ || |+----------------------------------------------------------------------------+| Input Parameters : BYTE_ b_BoardHandle : Handle of board APCI-1710|| BYTE_ b_ModulNbr : Module number to || configure (0 to 3) || BYTE_ b_CounterRange : Selection form counter || range. || BYTE_ b_FirstCounterModus : First counter operating || mode. || BYTE_ b_FirstCounterOption : First counter option. || BYTE_ b_SecondCounterModus : Second counter operating || mode. || BYTE_ b_SecondCounterOption : Second counter option. |+----------------------------------------------------------------------------+| Output Parameters : - |+----------------------------------------------------------------------------+| Return Value : 0: No error || -1: The handle parameter of the board is wrong || -2: The module is not a counter module || -3: The selected counter range is wrong. || -4: The selected first counter operating mode is wrong. || -5: The selected first counter operating option is wrong|| -6: The selected second counter operating mode is wrong.|| -7: The selected second counter operating option is || wrong. |+----------------------------------------------------------------------------+*/INT i_APCI1710_InitCounter (comedi_device *dev, BYTE b_ModulNbr,⌨️ 快捷键说明
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