4. Interface

4.1 Specifications

Data transmission:

Serial

Synchronization:

Asynchronous

Handshaking:

DTR / DSR

Signal level:

MARK = -3 to –15 V (logic “1”)

SPACE = +3 to +15 V (logic “0”)

 

Baud rates:

4800,9600,19200,38400 bps

Parity:

None, even

Bit length:

8 bits

Stop bits:

1 or more

4.2 The communication flow

Data flow :

PC/host to display, Display to printer, Printer to

PC/host

 

Handshaking flow :

Display to PC/host, printer to display,

PC/host to printer

 

Customer display

Host Receipt

computerprinter

Control connecting direction

Data connecting direction

Note: There are 200 bytes resident buffer in the display for pass data to printer. If PC/host keep transmitting the data to printer when the display inactive DTR or RTS , data will be lost.

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Epson P07303 user manual Interface, Specifications, Communication flow, Data connecting direction, Dtr / Dsr

P07303 specifications

The Epson P07303 is a part of Epson's renowned line of high-quality printers, specifically designed to cater to the needs of professional photographers, graphic designers, and businesses that demand exceptional print quality. This model is known for its advanced printing capabilities, versatility, and user-friendly features, making it a popular choice among various users.

One of the standout features of the Epson P07303 is its precision in color reproduction. Equipped with Epson’s UltraChrome HD ink technology, the printer uses a combination of pigment-based inks to produce vibrant and accurate colors. This technology ensures that printed images have a wide color gamut and exceptional detail, ideal for high-quality photography and fine art reproduction. The ink is also designed to resist fading, providing longevity to prints that can stand the test of time.

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In summary, the Epson P07303 is an exceptional printer that blends advanced technology, user-friendly design, and superior print quality. Its UltraChrome HD ink system, high resolution, and capability to handle diverse media types make it an ideal choice for professionals seeking to bring their creative visions to life. Whether for fine art reproductions, photography, or business materials, the P07303 stands out as a reliable and powerful printing solution.