Transferring data between the hp 48 and a computer, Preparing, Computer and the hp 48 – HP 48g Graphing Calculator User Manual
Page 375
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Transferring Data Between the HP 48 and a
Computer
Preparing
the
Computer and the HP 48
Use a Serial Interface Cable to connect the HP 48 and the computer.
The cable is included with the Serial Interface Kit, available from
Hewlett-Packard. (For information about these products, see your HP
dealer.)
1. Connect the computer end of the serial cable to the serial port on
the computer. If necessary, use a connector adapter. (The following
diagram shows the wiring used by the PC version of the Serial
Interface Cable and its adapter. If you need more information,
consult your computer documentation.)
25 - pin
9 - pin
GND
TX
RX
SHIELD
7
2
3
1
27
Serial Interface Cable and Adapter (PC Version)
Transmitting and Printing Data 27-7