GPSPL881.VBP "GP-IB Sample software for DS-8812/DS-8814" manual
								2002 Mar.
								Iwatsu Electric Co., Ltd.
1. Overview
	This is sample software under Microsoft Visual Basic to control the Iwatsu Digital Storage 
	Oscilloscope(DSO) DS-8812/DS-8814 via GP-IB interface. 
	This software shows basic function and programming source list.
	1. Transmit the control command.
	2. Acquire a new waveform, transfer the data and display the waveform.
        3. Save the acquired waveform data as CSV type file.

2. Needed hardware and software
        DSO     : DS-8812/DS-8814 Iwatsu Digital Storage Oscilloscope with GP-IB interface option. 
        PC      : Personal Computer IBM PC/AT Compatible
        OS      : Microsoft Windows 95, or 98
        GP-IB interface : National instruments Interface (NI) card and driver software.
        Programing software : Microsoft Visual basic Ver5 or higher

3. Preparation
	　Step1 Install NI GP-IB driver
		Follow the NI manual
	　Step2 Install Microsoft Visual Basic Ver5 or higher
		Follow the Microsoft Visual Basic manual
	　Step3 Copy this sample program
	　	Copy the files to your PC as follows
			Formwave.frm,Gpspl881.frm,Gpspl881.frx,Gpspl881.vbp,SetupFrm.frm 
	　Step4 Copy NI GP-IB driver
        Copy two files as NIGLOBAL.BAS, VBIB-32.BAS in folder of NI GP-IB driver
		(C:\GPIB95\LANGINT\VBASIC) to sample program folder.
	　Step5 Set scope GP-IB address
		DSO menu "UTILITIES"-> "Interface"
                Set Interface as GP-IB、Address as 10, Delimiter as LF
                NI driver request the delimiter to LF only 

4. Run (Operation)
	　Open new project <Gpspl881.VBP>
	　    If NIGLOBAL.BAS and VBIB-32.BAS is not same folder at this sample program, "File not found,
              continue? " is shown. Then select "Continue".
	　    In this case, click "Project" at menu bar "Add standard module" select "Other"
	　    NIGLOBAL.BAS and VBIB-32.BAS are displayed, then open them.

   Operation
	　Click "RUN" at menu bar "Start"
	      Check Scope GP-IB address as 10 form is displayed.
	      Click "OK"
	      Main form is shown.

	(1) Command sending
		Command input : Input any scope command (refer DS-8812/DS-8814 manual)
				or click right end button it shows command example.
		Sent command 	: Transmitted command is shown, it is same as input command.
		Received data 	: Shows response data from scope.
		Transmit 	: Send the input command to scope.

	(2) Waveform transfer
		Acquire -> Transfer : Acquire a new waveform and transfer the data.
		Start address	: Set the start address of transfer data.
		Data length	: Set data length
				 Case of DS-8812 : Max value is 5120 at short mode, 102400 at long mode.
				 Case of DS-8814 : Max value is 1024 at short mode, 102400 at long mode.

	(3) Save as CSV
		Save	: Waveform data is saved as text file with CSV file (Comma Separated Value)
		CSV type file is opened by Lotus or Excel
		The file contains address and value of CH1, CH2 (-127 to +127).

	(4) Current status 
		Shows current running status of sample soft.
		Example : Completed waveform transfer

5, History
	Ver1.00  2000 June
	Ver2.00  2001 Jan
	Ver3.00  2002 Mar		Tested on Microsoft Windows 98(English).


6. Grant of License
	This is sample program to understand how to remote control the DS-8812/DS-8814.
	You may make any new program by referring this sample program.

Transferal
	You may transfer this program to another person, as long as all copies of the 
	program and documentation are transferred to that person at the same time.
	You agree that this program remains the property of IWATSU, and is protected 
	by the laws of copyright and trade secrets.

Disclaimer of Liability
	IWATSU disclaims any liability for incidental or consequential damages, 
	arising out of the use or inability to use the program, or arising from the 
	negligence of IWATSU or its employees, consultants, dealers or associates, 
	even if these parties have been advised of the possibility of such damages. 
	By using the program, you indemnify and agree to hold IWATSU harmless 
	from such claims. You assume the entire risk as to the results and performance 
	of the program.

Copyright  2000-2002 IWATSU Electric Co., Ltd.  All Rights Reserved

7. Source list explanation

	See the <Gpspl881.frm> file.