LIB Tutorial

Working with LIBS
Download the LIBPACK to best understand these explanations.

1. Installing a LIB

Steps to install a LIB 1-transfer a lib from HD(or floppy) to HP48 2-press the softkey related with the name of the LIB var. 3-type 0 STO 4-press [ ENTER ] 5-turn off the calculator 6-turn on the calculator 7-the HP48 will take few seconds to turn on, but it is natural, because it is installing the lib. 8-press LIBRARY [PORTS] [:0:] and see if the lib is isntalled.

Example Installing the LIB LIBTUT 1-transfer LIBTUT to the HOME dir 2-press the softkey LIB, in menu 3-it will show, Libary 1000: LIB...as in the pic 4-type 0 STO and press [ENTER] 5-turn off the calculator 6-turn on the calculator 7-hope few seconds while it is installing the lib 8-press LIBRARY [PORTS] [:0:] and see if the lib is isntalled (a number 1000 must be shown) 9-press LIBRARY and run LIBTUT pressing [LIBTU], in the menu. Now press [READ] in the menu. You will see the screen below.

2. Purging a LIB

1-Press LIBRARY 2-press the softkey related with the name of the LIB you wish purge or type the lib id {:port: lib id} 3-press PURGE	Example Purging the LIB LIBTUT 1-Press LIBRARY 2-press the softkey related with the number of the LIB you wish purge. 3-press PURGE
Object in Use Error
If when you try purge a lib appears OBJECT IN USE message... 1-Press EQLIB 2-press the softkey related with the name of the LIB you wish purge. 3-type DETACH and press [ENTER] as in pic. If it persists repeat this operation till OBJECT IN USE message doesn't appear anymone and so type { :port: lib id } and press PURGE	Example Removing OBJECT IN USE 1-Press EQLIB 2-press the softkey related with the name of the LIB you wish purge. 3-type DETACH and press [ ENTER ] as in pic. If it persists repeat this oepration till OBJECT IN USE message doesn't appear anymone

3. Creating a LIB

The easy way to create a LIB is using the DOLIB program. It permits you create a LIB from inside HP48, without need the computer. Download DOLIB included in LIBPACK and make your own libs. Remember that you can convert only a directory into a LIB The DOLIB program is friendly and easy to understand.	Screenshot of the DOLIB program.

4. Transferring a LIB

You can`t transfer an installed lib, but you can transfer the object of the lib and reinstall it in other calculator. 1-press LIBRARY [PORTS] [:0:] and press the softkey related with the number of the lib. 2-Type 'VAR NAME' STO to store the lib object as a VAR. Where 'VAR NAME' is a name you give to the lib object. 3-Transfer the 'VAR NAME' var using I/O procedures 4-Install the lib in the other calculator

Example Transferring a the lib LIBTUT 1-press LIBRARY [PORTS] [:0:] and press the softkey related with the number of the lib. For LIBTUT it is the softkey closest to the number 1000. 2-Type 'DL' STO to store a lib object as a VAR 3-Transfer the DL var using I/O procedures 4-Install the lib in the other calculator

5. Editing a Lib

To edit a lib all you need is the program libkit, included in the LIBPACK It permits you edit the lib from inside HP48. No computer is needed.

6. Changing the Lib ID

Many times there are two libs with the same id number, and it cant be installed. A program called LIBKIT.ZIP change the lib ID number allowing you install the lib. Included in the LIBPACK It permits you change the lib id from inside HP48. No computer is needed.