Specifications

180 Chapter 8

Save and Recall Files

Example Programs for Saving/Recalling a File

Example programs for saving/recalling a file are shown below. A file is saved/recalled by

choosing the appropriate sub-program from a menu.

Example program using HTBasic

Example 8-1 shows an example program for saving/recalling a file using HTBasic. This

program is saved under the filename save_rec.htb on the sample programs disk. Below is

an explanation of the program’s details.

Line 50 Sets the GPIB address.

Lines 70 - 390 User calls the sub-program from the menu to save/recall the specified

file and changes the current folder for saving/recalling the file.

Lines 450 - 710 Indicates the current folder and makes changes in it in the sub-program

Chn_curr_holder. Asks to input the file name again if the folder name

is inappropriate.

Lines 730 - 990 Saves the state file under any filename in the sub-program Save_state.

Asks to input the file name again if an error occurs while saving the

file.

Lines 1010 - 1270 Recalls any state file in the sub-program Recall_state. Asks to input

the filename again if an error occurs while recalling the file.

Lines 1290 - 1830 Saves the data file under any filename in the sub-program Save_data.

Before saving, selects the kind of internal data array to be saved in the

file and the file type (ASCII or binary). Asks to input the filename

again if an error occurs while saving the file.

Lines 1850 - 2110 Recalls any data file (in binary format) in the sub-program

Recall_data. Asks to input the file name again if an error occurs while

recalling the file.

Lines 2130 - 2470 Saves the CITIfile under any filename in the sub-program Save_citi.

Selects a model type for the CITIfile before saving. Asks to input the

filename again if an error occurs while saving the file.

Lines 2490 - 2830 Saves a graphics file under any filename in the sub-program

Save_graphics. Selects saving the measurement display in either

bitmap format or JPEG format. Asks to input the file name again if an

error occurs while saving the file.