56

Appendix C: Interface Pin Outs

Parallel Interface

Pin

 

 

 

Name

Function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

STROBE

 

 

Goes low for 0.5s when active.

2

 

 

 

DATA0

These signals represent information for the 1st through 8th bit of parallel data,

3

 

 

 

DATA1

respectively. Each signal is HIGH when data is logical 1, and LOW when logical

 

 

 

 

 

0.

4

 

 

 

DATA2

 

 

 

 

 

 

5

 

 

 

DATA3

 

6

 

 

 

DATA4

 

 

 

 

 

 

 

7

 

 

 

DATA5

 

 

 

 

 

 

 

8

 

 

 

DATA6

 

9

 

 

 

DATA7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

ACK

 

 

 

 

 

10s low to acknowledge receipt of data.

11

 

 

 

BUSY

Printer sets line low when ready to receive data.

 

 

 

 

 

 

12

 

 

 

PAPER

High when paper runs out.

 

 

 

 

 

13

 

 

SELECT

High when printer is on-line.

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

 

AFXT

 

 

 

 

Printer ignores this signal

15

 

 

 

 

 

 

 

 

 

 

 

 

Not used.

 

 

 

16

SIGNAL GND

Signal ground

 

 

 

 

17

 

CHASSIS

Chassis ground (isolated from signal ground)

 

 

 

 

 

 

 

 

18

 

 

 

 

 

+5V

+5V DC output from printer

 

 

 

 

 

 

 

19 - 30

 

 

 

 

GND

Twisted pair ground return

 

 

 

 

 

 

 

 

 

31

 

 

 

RESET

 

 

 

Printer is reset when this signal goes low.

32

 

 

 

ERROR

 

 

Low when printing cannot continue due to error.

33

 

EXT GND

External ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34 - 35

 

 

 

 

 

 

 

 

 

 

 

 

Not used

36

 

SELECT IN

 

Printer ignores this signal

Optional Serial Interface

Pin

Name

Function

 

 

 

1

GND

Printer chassis ground

 

 

 

2

TXD

Data from printer

 

 

 

3

RXD

Data to printer

4

RTS

Always space

 

 

 

5

CTS

Space when computer is ready to send data. Printer ignores this signal.

 

 

 

6

 

Not used.

7

GND

Signal ground

 

 

 

8 - 10

 

Not used.

 

 

 

11

RCH

Printer sets line to space when ready to receive data. Same signal as Pin 20.

12 - 19

 

Not used.

 

 

 

20

DTR

Printer sets line to space when ready to receive data.

 

 

 

21 - 25

 

Not used.

 

 

 

Page 62
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Star Micronics XB24-250 II Appendix C Interface Pin Outs, Parallel Interface, Optional Serial Interface, Pin Name Function

XB24-250 II specifications

Star Micronics has long been a leader in the development of innovative printing technologies, and the XB24-250 II is a testament to this legacy. This advanced thermal receipt printer is designed to cater to the increasing demands of retail and hospitality businesses, providing them with a robust, efficient, and reliable solution for their printing needs.

One of the standout features of the XB24-250 II is its exceptional printing speed. With the ability to print at 250 mm per second, it significantly reduces customer wait times and improves overall service efficiency. This high-speed performance is complemented by high-resolution printing, presenting clear and crisp text as well as detailed graphics, which is essential for modern businesses that aim to enhance their branding.

The XB24-250 II utilizes advanced thermal printing technology, eliminating the need for ink or toner cartridges. This not only reduces the operating costs associated with traditional printers but also minimizes maintenance requirements. The printer supports various media types, including receipts, tickets, and labels, making it versatile for different applications in sectors like retail, restaurants, and entertainment.

Connectivity is another strong point of the XB24-250 II. Equipped with USB, Ethernet, and Serial interfaces, the printer can easily integrate with existing systems and can be connected to mobile devices, PCs, or POS terminals. Additionally, it supports Bluetooth connectivity, allowing for seamless wireless printing, which is invaluable for businesses that need to operate in a mobile environment.

Durability and reliability are critical in high-demand business settings. The XB24-250 II is built to withstand heavy usage, featuring a hardened casing and components that provide longevity. Its thermal print head has a long lifespan, ensuring consistent quality over time, and reducing the frequency of replacements.

Moreover, this printer takes user convenience into account. It has an easy-to-load paper mechanism that simplifies the paper replacement process, minimizing downtime. The compact design allows for flexible placement, whether on a countertop or in a mobile setup.

In summary, the Star Micronics XB24-250 II combines high-speed performance, advanced thermal technology, versatile connectivity options, and exceptional durability to deliver an outstanding printing solution for businesses of all sizes. Its focus on efficiency and user experience makes it a valuable addition to any point-of-sale system, providing a seamless tool for enhancing customer interactions.