7167 Owner’s Manual Chapter 6: Commands
November 2003
249
Reverse feed to top of form GS ( G pL pH fn m (when fn = 74)
Command Description:
This command performs a reverse feed to top of form on the slip print station.
This command is ignored if slip is not the selected station.
ASCII GS ( G pL pH fn m
Hex 1D 28 47 pL pH fn m
Decimal 29 40 71 pL pH fn m
Parameter value (pL + pH x 256) = 2 (pl = 2, pH = 0)
fn = 74
m = 48
Flash Download Commands
These commands are used to load firmware into the printer.
The commands are listed in numerical order according to their hexadecimal codes. Each
command is described and the hexadecimal, decimal, and ASCII codes are listed.
There are three ways to enter the Download Mode.
1. Powering the printer up with DIP Switch 2 up.
2. While the printer is running normally, use the command Switch to Flash Download
Mode, to leave normal operation and enter the Download Mode.
3. If the Flash if found corrupted during Level 0 diagnostics the Download Mode is
automatically entered after the printer has reset.
The printer never goes directly from the Download Mode to normal printer operation. To
return to normal printer operation either the operator must turn the power off and then on
to reboot or the application must send a command to cancel Download Mode and reboot.
Switch to Flash Download Mode
ASCII:
ESC [ }
Hexadecimal:
1B 5B 7D
Decimal:
27 91 125
Puts the printer in Flash Download Mode in preparation to receive commands controlling
the downloading of objects into Flash Memory. When this command is received, the
printer leaves normal operation and can no longer print transactions until the Reboot the
Printer command (1D FF) is received or the printer is rebooted.
This command does not affect the current communication parameters. Once the printer is
in Flash Download Mode, this command is no longer available.
Example:
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