Agilent 33220A，Visual C ++简单的正弦波程序？

找到一个并使用它来使用VC ++ 2008Create在“win32控制台应用程序”下的一个newm项目包括Visa32.lib #include“stdafx.h”#include #include #include #include #include #include #include #pragma warning（disable：
4996）#define CHECK（func） do { ViStatus _s =（func）; if（_s { fprintf（stderr，“错误：％s返回％d n”，＃func，_s）; exit（
0）; } } while（0）/ *指定默认地址* / #define DEFAULT_LOGICAL_ADDRESS“USB0 :: 0x0957 :: 0x0407 :: MY44028438 :: 0 :: INSTR”void main（）{ViSession viDefaultRM，Instrument;
ViRsrc TxtAddress = DEFAULT_LOGICAL_ADDRESS; ViUInt32 actual; char SCPIcmd [10000]; unsigned short i; CHECK（viOpenDefaultRM（＆amp; viDefaultRM））; CHECK（viOpen（viDefaultRM，TxtAddress，VI_NULL，VI_NULL，＆amp; Instrument））; / *指定long
波形下载的秒超时* / CHECK（viSetAttribute（Instrument，VI_ATTR_TMO_VALUE，40000））; strcpy（SCPIcmd，“* RST n”）; / *重置函数发生器* / CHECK（viWrite（Instrument，（ViBuf）SCPIcmd，
（ViUInt32）strlen的（SCPIcmd），安培;实际））; strcpy的（SCPIcmd，”
* CLS n“）;
/ *清除错误和状态寄存器* / CHECK（viWrite（仪器，（ViBuf）SCPIcmd，（ViUInt32）strlen（SCPIcmd），＆amp; actual））; / *计算波形* / fprintf（stderr，“计算波形......
n“）; strcpy（SCPIcmd，”DATA VOLATILE“）; for（i = 1; i



以下为原文

Found one and got it to work with VC++ 2008

Create A newm project under "win32 console application"

Include Visa32.lib



#include "stdafx.h"

#include
#include
#include
#include
#include
#include
#include

#pragma warning(disable:4996)

#define CHECK(func)
do {
ViStatus _s = (func);
if (_s < 0)
{
fprintf(stderr, "Error: %s returned %dn", #func, _s);
exit(0);
}
} while (0)
/* Specify the default address */
#define DEFAULT_LOGICAL_ADDRESS "USB0::0x0957::0x0407::MY44028438::0::INSTR"

void main()
{
ViSession viDefaultRM, Instrument;
ViRsrc TxtAddress = DEFAULT_LOGICAL_ADDRESS;
ViUInt32 actual;
char SCPIcmd[10000];
unsigned short i;
CHECK(viOpenDefaultRM(&viDefaultRM));
CHECK(viOpen(viDefaultRM, TxtAddress, VI_NULL, VI_NULL,&Instrument));

/* Specify long seconds timeout for waveform download */
CHECK(viSetAttribute(Instrument, VI_ATTR_TMO_VALUE, 40000));
strcpy(SCPIcmd,"*RSTn"); /* Reset the function generator */
CHECK(viWrite(Instrument, (ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));
strcpy(SCPIcmd,"*CLSn"); /* Clear errors and status registers */
CHECK(viWrite(Instrument, (ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));


/* Compute waveform */
fprintf(stderr, "Computing Waveform...n");
strcpy(SCPIcmd, "DATA VOLATILE");
for(i = 1; i <= 5; i++) /* Set rise time (5 points) */
sprintf(SCPIcmd, "%s,%3.1f", SCPIcmd, (double)(i - 1)/5);
for(i = 6; i <= 205; i++)
strcat(SCPIcmd, ",1"); /* Set pulse width (200 points) */
for(i = 206; i <= 210; i++) /* Set fall time (5 points) */
sprintf(SCPIcmd, "%s,%3.1f", SCPIcmd, (double)(210 - i)/5);
for(i = 211; i <= 4000; i++)
strcat(SCPIcmd, ",0"); /* Set remaining points to zero */
strcat(SCPIcmd,"n");


/* Doccwnload data points to volatile memory */
fprintf(stderr,"Downloading Arb...n");
CHECK(viWrite(Instrument,(ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));
fprintf(stderr,"Download Completen");


/* Set up arbitrary waveform and output */
strcpy(SCPIcmd,"DATA:COPY PULSE, VOLATILEn");

/* Copy arb to non-volatile memory */
CHECK(viWrite(Instrument, (ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));
strcpy(SCPIcmd, "FUNCtion:USER PULSEn");

/* Select the active arb waveform */
CHECK(viWrite(Instrument, (ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));
strcpy(SCPIcmd, "FUNCtion:SHAPe SQUAREn");

/* Output the selected arb waveform */
CHECK(viWrite(Instrument, (ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));
strcpy(SCPIcmd, "OUTPut:LOAD 50n");

/* Output termination is 50 Ohms*/
CHECK(viWrite(Instrument, (ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));
strcpy(SCPIcmd, "FREQuency 5000;VOLTage 5n");

/* Output frequency is5 kHz @ 5 Vpp */
CHECK(viWrite(Instrument, (ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));
strcpy(SCPIcmd, "OUTPut ONn");


/* Enable output */
CHECK(viWrite(Instrument, (ViBuf)SCPIcmd, (ViUInt32)strlen(SCPIcmd),&actual));
CHECK(viClose(Instrument));
CHECK(viClose(viDefaultRM));
}

很高兴你能找到一个例子。
这是另一个非常基本的问题：*****************************************
********************************* // *示例程序，用于启用具有以下信号特征波形的简单正弦波输出
：SineFrequency：1000 HzAmplitude：2 Volt Peak to PeakOffset：0 VoltOutput Impedence：50 OhmChannel1输出：Enabled * / #include #include #include void main（）{ViSession oRm，oMIO; char strResult [256] = {0}; char
noErrString [256] = {“+ 0，”没有错误“ n”}; char buf [256]; //提及Visa连接字符串here.char instAdd [] =“TCPIP0 :: 146.223.123.106 :: inst0
:: INSTR“; //打开资源管理器并为communicationviOpenDefaultRM（＆amp; oRm）创建签证会话; viOpen（oRm，instAdd，VI_NULL，VI_NULL，＆amp; oMIO）; //查询Idendity字符串和report.viPrintf（oMIO
，“* IDN？ n”）; viScanf（oMIO，“％t”，＆amp; buf）; printf（“仪器标识字符串：％s n”，buf）; //清除并重置instrumentviPrintf（oMIO，“
* CLS n“）; viPrintf（oMIO，”* RST n“）; //发送命令以设置所需的配置维护（oMIO，”FUNCTION SIN n“）;
viPrintf（oMIO，“FREQUENCY 1000 n”）; viPrintf（oMIO，“VOLT：UNIT VPP n”）; viPrintf（oMIO，“VOLT 2 n”）; viPrintf（oMIO，“VOLT：OFFSET 0 n”）
）; viPrintf（oMIO，“OUTPUT：LOAD 50 n”）; //启用output.viPrintf（oMIO，“OUTPUT ON n”）; //读取ErrorviQueryf（oMIO，“SYST：ERR？ n”，“
％t“，＆amp; strResult）; if（！（strcmp（strResult，noErrString）））{printf（”生成没有任何错误的正弦波 n“）;} else {printf（”错误报告：％s“，strResult
）;} // Exitprintf（“ n按[Enter]退出”）; getchar（）; viClose（oRm）; viClose（oMIO）;}



以下为原文

Glad you were able to find an example. Here is another very basic one:


****************************************************************************/

/* sample program that enables a simple sine wave output
with following signal characteristics

Wave Shape: Sine
Frequency: 1000 Hz
Amplitude: 2 Volt Peak to Peak
Offset: 0 Volt
Output Impedence: 50 Ohm
Channel1 Output: Enabled
*/

#include
#include
#include

void main()
{
ViSession oRm, oMIO;
char strResult[256] = {0};
char noErrString[256] = {"+0,"No error"n"};
char buf[256];

//Mention Visa connection string here.
char instAdd[] = "TCPIP0::146.223.123.106::inst0::INSTR";

//Open a resource manager and create a visa session for communication
viOpenDefaultRM(&oRm);
viOpen(oRm,instAdd,VI_NULL,VI_NULL,&oMIO);

//Query Idendity string and report.
viPrintf(oMIO,"*IDN?n");
viScanf(oMIO,"%t",&buf);

printf("Instrument Identity String: %s n", buf);

//Clear and reset instrument
viPrintf(oMIO,"*CLSn");
viPrintf(oMIO,"*RSTn");


//Send commands to set the desired configuration
viPrintf(oMIO,"FUNCTION SINn");
viPrintf(oMIO,"FREQUENCY 1000n");
viPrintf(oMIO,"VOLT:UNIT VPPn");
viPrintf(oMIO,"VOLT 2n");
viPrintf(oMIO,"VOLT:OFFSET 0n");
viPrintf(oMIO,"OUTPUT:LOAD 50n");

//Enable output.
viPrintf(oMIO,"OUTPUT ONn");

//Read Error
viQueryf(oMIO,"SYST:ERR?n","%t",&strResult);

if(!(strcmp(strResult,noErrString)))
{
printf("Sine Wave generated without any errorn");
}
else
{
printf("Error reported: %s",strResult);
}

//Exit
printf("nPress [Enter] to exit");
getchar();

viClose(oRm);
viClose(oMIO);

}