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/*
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*This file is part of fpga_gpib_controller.
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*
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* Fpga_gpib_controller is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fpga_gpib_controller is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Fpga_gpib_controller. If not, see <http://www.gnu.org/licenses/>.
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* Author: Andrzej Paluch
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*/
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#include <string.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <unistd.h>
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#include "GpibRegAccess.h"
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#include "GpibRegAccess.h"
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#include "GpibHwAdapter.h"
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#include "GpibHwAdapter.h"
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#include "GpibHw.h"
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#include "GpibHw.h"
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int gpibExplorerMain(int argc, char* argv[])
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int gpibExplorerMain(int argc, char* argv[])
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{
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{
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struct GpibRegAccess ra;
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struct GpibRegAccess ra;
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struct GpibHwAdapter ghw;
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struct GpibHwAdapter ghw;
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struct GpibHw gpib;
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struct GpibHw gpib;
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RegType regVal;
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RegType regVal;
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GpibRegAccess_init(&ra);
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GpibRegAccess_init(&ra);
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GpibHwAdapter_init(&ghw, &ra, 0);
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GpibHwAdapter_init(&ghw, &ra, 0);
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GpibHw_init(&gpib, &ghw);
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GpibHw_init(&gpib, &ghw);
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struct GpibHwSettings gs;
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struct GpibHwSettings gs;
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// set T1
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// set T1
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GpibHw_getSettings(&gpib, &gs);
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GpibHw_getSettings(&gpib, &gs);
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gs.T1 = 132;
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gs.T1 = 132;
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GpibHw_setSettings(&gpib, &gs);
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GpibHw_setSettings(&gpib, &gs);
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// request system control
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// request system control
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GpibHw_requestSystemControl(&gpib, 1);
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GpibHw_requestSystemControl(&gpib, 1);
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// go to standby
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// go to standby
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GpibHw_goToStandby(&gpib, 0);
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GpibHw_goToStandby(&gpib, 0);
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GpibHw_takeControlAsynchronously(&gpib, 1);
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GpibHw_takeControlAsynchronously(&gpib, 1);
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// system interface clear
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// system interface clear
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GpibHw_systemInterfaceClear(&gpib, 1);
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GpibHw_systemInterfaceClear(&gpib, 1);
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// remote enable
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// remote enable
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GpibHw_sendRemoteEnable(&gpib, 1);
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GpibHw_sendRemoteEnable(&gpib, 1);
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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}
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}
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrc));
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrc));
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GpibHw_systemInterfaceClear(&gpib, 0);
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GpibHw_systemInterfaceClear(&gpib, 0);
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GpibHw_takeControlAsynchronously(&gpib, 0);
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GpibHw_takeControlAsynchronously(&gpib, 0);
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_EVENT, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_EVENT, ®Val);
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}
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}
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while(GpibHwAdapter_getBitValue(regVal, MASK_EVENT_IFC));
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while(GpibHwAdapter_getBitValue(regVal, MASK_EVENT_IFC));
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char buf[2048];
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char buf[2048];
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SizeType bytesRead;
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SizeType bytesRead;
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SizeType bytesWritten;
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SizeType bytesWritten;
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bool endOfStream;
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bool endOfStream;
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do
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do
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{
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{
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// set not to listen ///////////////////////////////////////
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// set not to listen ///////////////////////////////////////
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/*if(!GpibHwAdapter_getReg(&ghw, REG_ADDR_CONTROL, ®Val))
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/*if(!GpibHwAdapter_getReg(&ghw, REG_ADDR_CONTROL, ®Val))
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{
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{
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return false;
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return false;
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}
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}
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GpibHwAdapter_setBitValue(regVal, MASK_CONTROL_ltn, 0);
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GpibHwAdapter_setBitValue(regVal, MASK_CONTROL_ltn, 0);
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if(!GpibHwAdapter_setReg(&ghw, REG_ADDR_CONTROL, regVal))
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if(!GpibHwAdapter_setReg(&ghw, REG_ADDR_CONTROL, regVal))
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{
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{
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return false;
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return false;
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}*/
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}*/
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////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////
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// write command
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// write command
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int cmdLen = 2;
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int cmdLen = 2;
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buf[0] = 0x22;
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buf[0] = 0x22;
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buf[1] = 0x41;
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buf[1] = 0x41;
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bytesWritten = 0;
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bytesWritten = 0;
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do
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do
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{
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{
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GpibHw_write(&gpib, buf + bytesWritten, cmdLen - bytesWritten,
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GpibHw_write(&gpib, buf + bytesWritten, cmdLen - bytesWritten,
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&bytesWritten, false);
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&bytesWritten, false);
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}
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}
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while(bytesWritten < cmdLen);
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while(bytesWritten < cmdLen);
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_WRITER_CONTROL_1, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_WRITER_CONTROL_1, ®Val);
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}
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}
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while(GpibHwAdapter_getFieldValue(regVal, MASK_WRITER_CONTROL_1_bytesInFifo) > 0);
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while(GpibHwAdapter_getFieldValue(regVal, MASK_WRITER_CONTROL_1_bytesInFifo) > 0);
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// go to standby
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// go to standby
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GpibHw_goToStandby(&gpib, 1);
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GpibHw_goToStandby(&gpib, 1);
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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}
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}
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrd));
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrd));
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GpibHw_goToStandby(&gpib, 0);
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GpibHw_goToStandby(&gpib, 0);
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FILE *file = 0;
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FILE *file = 0;
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bool readAgain;
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bool readAgain;
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bool doExit;
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bool doExit;
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do
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do
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{
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{
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readAgain = false;
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readAgain = false;
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doExit = false;
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doExit = false;
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// gets command
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// gets command
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gets(buf);
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gets(buf);
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if(strlen(buf) == 1 && buf[0] == 'e')
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if(strlen(buf) == 1 && buf[0] == 'e')
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{
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{
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if(file)
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if(file)
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{
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{
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fclose(file);
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fclose(file);
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}
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}
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doExit = true;
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doExit = true;
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break;
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break;
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}
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}
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else if(strstr(buf, "save_to_file") != 0)
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else if(strstr(buf, "save_to_file") != 0)
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{
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{
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char fileName[512];
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char fileName[512];
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sscanf(buf, "save_to_file %s", fileName);
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sscanf(buf, "save_to_file %s", fileName);
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file = fopen(fileName, "wb");
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file = fopen(fileName, "wb");
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readAgain = true;
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readAgain = true;
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}
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}
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}
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}
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while(readAgain);
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while(readAgain);
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if(doExit)
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if(doExit)
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{
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{
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break;
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break;
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}
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}
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//buf[strlen(buf) + 1] = 0;
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//buf[strlen(buf) + 1] = 0;
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//buf[strlen(buf)] = '\n';
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//buf[strlen(buf)] = '\n';
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// write data
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// write data
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bytesWritten = 0;
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bytesWritten = 0;
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u32 tmpBytesWritten;
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u32 tmpBytesWritten;
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do
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do
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{
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{
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GpibHw_write(&gpib, buf + bytesWritten, strlen(buf) - bytesWritten,
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GpibHw_write(&gpib, buf + bytesWritten, strlen(buf) - bytesWritten,
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&tmpBytesWritten, true);
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&tmpBytesWritten, true);
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bytesWritten += tmpBytesWritten;
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bytesWritten += tmpBytesWritten;
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}
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}
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while(bytesWritten < strlen(buf));
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while(bytesWritten < strlen(buf));
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_WRITER_CONTROL_1, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_WRITER_CONTROL_1, ®Val);
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}
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}
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while(GpibHwAdapter_getFieldValue(regVal, MASK_WRITER_CONTROL_1_bytesInFifo) > 0);
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while(GpibHwAdapter_getFieldValue(regVal, MASK_WRITER_CONTROL_1_bytesInFifo) > 0);
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// take control
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// take control
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GpibHw_takeControlAsynchronously(&gpib, 1);
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GpibHw_takeControlAsynchronously(&gpib, 1);
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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}
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}
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrc));
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrc));
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GpibHw_takeControlAsynchronously(&gpib, 0);
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GpibHw_takeControlAsynchronously(&gpib, 0);
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// set to listen ///////////////////////////////////////
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// set to listen ///////////////////////////////////////
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/*if(!GpibHwAdapter_getReg(&ghw, REG_ADDR_CONTROL, ®Val))
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/*if(!GpibHwAdapter_getReg(&ghw, REG_ADDR_CONTROL, ®Val))
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{
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{
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return false;
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return false;
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}
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}
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GpibHwAdapter_setBitValue(regVal, MASK_CONTROL_ltn, 1);
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GpibHwAdapter_setBitValue(regVal, MASK_CONTROL_ltn, 1);
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if(!GpibHwAdapter_setReg(&ghw, REG_ADDR_CONTROL, regVal))
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if(!GpibHwAdapter_setReg(&ghw, REG_ADDR_CONTROL, regVal))
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{
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{
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return false;
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return false;
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}*/
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}*/
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////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////
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// write command
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// write command
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bytesWritten = 0;
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bytesWritten = 0;
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buf[0] = 0x21;
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buf[0] = 0x21;
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buf[1] = 0x42;
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buf[1] = 0x42;
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do
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do
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{
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{
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GpibHw_write(&gpib, buf + bytesWritten, 2 - bytesWritten,
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GpibHw_write(&gpib, buf + bytesWritten, 2 - bytesWritten,
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&bytesWritten, false);
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&bytesWritten, false);
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}
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}
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while(bytesWritten < 2);
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while(bytesWritten < 2);
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_WRITER_CONTROL_1, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_WRITER_CONTROL_1, ®Val);
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}
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}
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while(GpibHwAdapter_getFieldValue(regVal, MASK_WRITER_CONTROL_1_bytesInFifo) > 0);
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while(GpibHwAdapter_getFieldValue(regVal, MASK_WRITER_CONTROL_1_bytesInFifo) > 0);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_BUS_STATUS, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_BUS_STATUS, ®Val);
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// go to standby
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// go to standby
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GpibHw_goToStandby(&gpib, true);
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GpibHw_goToStandby(&gpib, true);
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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}
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}
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrd));
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrd));
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GpibHw_goToStandby(&gpib, false);
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GpibHw_goToStandby(&gpib, false);
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int timeout = 0;
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int timeout = 0;
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// read data
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// read data
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do
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do
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{
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{
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GpibHw_read(&gpib, buf, 2047, &bytesRead, &endOfStream);
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GpibHw_read(&gpib, buf, 2047, &bytesRead, &endOfStream);
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if(bytesRead > 0)
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if(bytesRead > 0)
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{
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{
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buf[bytesRead] = 0;
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buf[bytesRead] = 0;
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timeout = 0;
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timeout = 0;
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if(!file)
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if(!file)
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{
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{
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printf("%s", buf);
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printf("%s", buf);
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}
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}
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else
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else
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{
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{
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fwrite(buf, 1, bytesRead, file);
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fwrite(buf, 1, bytesRead, file);
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}
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}
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}
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}
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timeout ++;
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timeout ++;
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if((timeout > 500 && !file) || (timeout > 20000 && file))
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if((timeout > 500 && !file) || (timeout > 20000 && file))
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{
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{
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break;
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break;
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}
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}
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}
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}
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while(!endOfStream);
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while(!endOfStream);
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if(file)
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if(file)
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{
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{
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fclose(file);
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fclose(file);
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file = 0;
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file = 0;
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}
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}
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// take control
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// take control
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GpibHw_takeControlAsynchronously(&gpib, 1);
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GpibHw_takeControlAsynchronously(&gpib, 1);
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do
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do
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{
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{
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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GpibHwAdapter_getReg(&ghw, REG_ADDR_GPIB_STATUS, ®Val);
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}
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}
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrc));
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while(!GpibHwAdapter_getBitValue(regVal, MASK_GPIB_STATUS_cwrc));
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GpibHw_takeControlAsynchronously(&gpib, 0);
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GpibHw_takeControlAsynchronously(&gpib, 0);
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}
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}
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while(true);
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while(true);
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// remote disable
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// remote disable
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GpibHw_sendRemoteEnable(&gpib, 0);
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GpibHw_sendRemoteEnable(&gpib, 0);
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GpibHw_release(&gpib);
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GpibHw_release(&gpib);
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GpibHwAdapter_release(&ghw);
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GpibHwAdapter_release(&ghw);
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GpibRegAccess_release(&ra);
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GpibRegAccess_release(&ra);
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return 0;
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return 0;
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}
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}
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