Chapter 7 : Status Reply Code Specification - Epson EP-4004 Programming Manual

CHAPTER 7 : STATUS REPLY CODE SPECIFICATION

The EP-4004/Artisan 1430/Stylus Photo 1430W/1500W printer can send its current state to the host computer via the parallel
interface which is IEEE-1284 nibble mode (reverse channel) compatible, or USB interface. The printer can be set to update the
host every few seconds, or when the printer status changes. The Printer Status Reply consists of the string below. Varying
parameters of the string reflect the current printer status. By monitoring this information on the host computer, you can provide
users with basic yet very practical information that can make it easier for customers to use your software and EP-4004/Artisan
1430/Stylus Photo 1430W/1500W ink jet printers.
EP-4004/Artisan 1430/Stylus Photo 1430W/1500W printer supports new binary state reply format.
Format of reply strings:
@BDC [SP] ST2 [CR] [LF]
Reply count (2byte)
each status information
...
The parameter of total bytes are two byte binary codes that indicate the byte counter from next data to the last data by the little
endian.
The structure of each information field is as shown.
Parameter count
The Header is one binary code that is shown the list of next page.
The parameter count is one binary code that indicates the parameter byte counter of each field.
The parameter are binary codes that indicate the information of each field.
The structure of Ink cartridge information field is as shown.
Parameter count
Parameter count of each color
Parameter
The parameter count of each color is one binary code that indicates the parameter byte counter of each color.
Revision: 1
Item Byte
Header
Parameter
Item Byte
Header
explanation
1 Header No.
1 Parameter byte counter
n Parameter value
explanation
1 Header No.
1 Parameter byte counter
1 Parameter byte counter of each color
n Parameter value
2013/Feb/08
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