Microcom 424 Operator's Manual page 172

^A ^D COMMAND
XX 139 Send a FLASH FORMAT to the host.
^Axx references the FORMAT file stored in Slot #xx
Valid values for Axx are A1 ⇒ A128.
140 Clear all User FLASH.
This command erases the user FONTS and GRAPHICS in FLASH memory.
This command is equivalent to sending:
1) ^A0^D134 (clears all GRAPHICS),
2) ^A0^D137 (clears all FONTS).
141 Clear User FLASH & RAM memory.
This command clears all user FONTS and GRAPHICS in FLASH memory, and
all the downloaded FONTS and GRAPHICS in RAM. This command is the
equivalent to sending:
1) ^D100 (clears all downloaded FORMATS, FONTS and GRAPHICS in
RAM.
2) ^A0^D140 (clears all user FONTS and GRAPHICS in FLASH).
X 145 List Commands.
This command is used to generate a list of commands containing a brief
description of the LDSI code base that the printer uses.
0 Show all commands.
1 Show current volatile settings.
2 Show current soft switch settings in plain English.
150 Report Status of GP Inputs.
This command is used to report the current status of the GP inputs. This is
only used with the General Purpose I/O Hardware Mode. When issued, the
printer will send the host the current status of the 4 general inputs in the form
of ">IO 0nH< where "n" is a hex number from 0 to F.
X 151 Fatal General Purpose Input.
This command determines which general purpose inputs are configured to
cause an immediate error when active. The ^Ax specifies which inputs will
cause the error, with the x being a hex number 0 to F.
X 153 Dot Feed Forward.
Feeds the media forward at the given speed. The ^Ax is the number of dots to
move.
X 154 Dot Feed Reverse.
Feeds the media in reverse at the given speed. The ^Ax is the number of dots
to move.
X 155 Dot Feed Speed.
12-16 224/424 Operator's Manual - 880027-1000