Flash Rom And Ram; Ram - Symbol PDT 1100 Product Reference Manual

PDT 1100 Terminal Product Reference Guide
Ir-Transfer Utility C
This optional utility transfers files between the PDT 1100 and the host computer using the
IR protocol. Refer to
Use this utility when transferring files under any of the following conditions:
• At transmission speeds of 115200 or 57600 bps (this may be limited depending
upon the host computer type)
• Via the CRD 1100 (the PDT 1100 may be either separated from or placed on the
CRD 1100)
• When transferring via the direct-connect interface of the PDT 1100 (maximum
transmission speed is 38400 bps).
Ir-Transfer Utility E
This optional utility transfers files between the PDT 1100 and the host computer using the
IR protocol. Refer to
Use this utility when transferring files under any of the following conditions:
• Via an external IR transceiver
• Via an IR port integrated in a computer
• When the PDT 1100 is placed on the CRD 1100
• Via the direct-connect interface of the PDT 1100.

Flash ROM and RAM

The PDT 1100 is equipped with a RAM and flash ROM. The flash ROM stores the factory-
written System Program. You can download extension programs, user programs, and user
data to either RAM or flash ROM.

RAM

Programs and data stored in RAM are backed up by the terminal's lithium battery. If the
battery output voltage drops below the specified level, RAM cannot retain its contents and
stored files may be damaged.
User programs are only able to write data onto RAM.
In System Mode, RAM appears on the LCD as "DRIVE A" or "A:". Names of files stored in
RAM are prefixed by "A:".
3-4
Chapter 4, System Mode.
Chapter 4, System Mode.