Epson ColorWorks C7500 ESC/label Command Reference Guide - Page 34

Method for Getting Printer Information

Page 34 highlights

2.5.2 Method for Getting Printer Information The printer operation mode, the printer operation status, and the printer unique information are each received from the printer using a command. Commands that request information are generally defined as "printer information request commands". Printer information request commands share properties and formats with command codes and parameters.  Commands that request information operate as control command.  The first parameter of the setting command indicates the in 2 alphanumeric characters.  The second parameter of the setting command indicates in 1 alphanumeric character. ~H(CLR, P Gets the printing resolution. ~H(SMA, S ~H(IMP, S Gets the printer operation status. Gets the serial number. ~H(I MP, S Command code , Figure 2.5.2 Sample Code of a Printer Information request Command ~H(C, ~H(S, ~H(I, Gets the printer operation mode Gets the printer operation status Gets the printer unique information : Function type you want to get. Designated in 2 alphanumeric characters. : Object you want to get. Designated in 1 alphanumeric character. The printer returns the response data based on the printer information request command. The response data is equal to the setting command that corresponds to the request command, and will take the command code , format. ESC/Label Command Reference Guide Rev. E Page 34

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ESC/Label Command Reference Guide
Rev. E
Page 34
Method for Getting Printer Information
2.5.2
The printer operation mode, the printer operation status, and the printer unique information are each
received from the printer using a command.
Commands that request information are generally defined
as "printer information request commands".
Printer information request commands share properties
and formats with command codes and parameters.
Commands that request information operate as control command.
The first parameter of the setting command indicates the <Function identifier> in 2 alphanumeric
characters.
The second parameter of the setting command indicates <Object identifier> in 1 alphanumeric
character.
~H(CLR, P
Gets the printing resolution.
~H(SMA, S
Gets the printer operation status.
~H(IMP, S
Gets the serial number.
~H(I
MP,
S
Command code
<Function identifier>,
<Object identifier>
Figure 2.5.2 Sample Code of a Printer Information request Command
~H(C<Function identifier>,<Object identifier>
Gets the printer operation mode
~H(S<Function identifier>,<Object identifier>
Gets the printer operation status
~H(I<Function identifier>,<Object identifier>
Gets the printer unique information
<Function identifier>
: Function type you want to get.
Designated in 2 alphanumeric characters.
<Object identifier>
: Object you want to get.
Designated in 1 alphanumeric character.
The printer returns the response data based on the printer information request command.
The
response data is equal to the setting command that corresponds to the request command, and will take
the command code <Function identifier>,<Object identifier> format.