Flash Download Commands

List of Flash Download Commands

This table lists the commands in numerical order according to their hexadecimal codes. The page number indicates where a complete description of the command can be found in the next section.

Hexadecimal Code

1B 5B 7D

1D 00

1D 01

1D 02

1D 05

1D 06

1D 07

1D 08

1D 09

1D 0A

1D 0B

1D 0C

1D 0D

1D 0E

1D 0F

1D 10

1D 11

1D FF

Command Name

Put the Printer in Flash Download Mode

Request Printer Identification

Request Flash Identifier

Select Sector to Download

Request Retransmission of Last Response

Check CRC

Return Microprocessor CRC

Set Emulation

Request Current Emulation

Write EEROM Switches

Read EEROM Switches

Write EEROM Parameter

Read EEROM Parameter

Erase the Flash ROM

Return CRC of Selected Flash Sector

Erase Selected Sector

Download Sector

Reboot the Printer

Page

10–3

10–3

10–4

10–4

10–4

10–4

10–5

10–5

10–5

10–6

10–7

10–8

10–9

10–9

10–9

10–10

10–10

10–11

10–2

3255 4073–002

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Image 230
Unisys EFP9800 manual List of Flash Download Commands, 1D FF