3) 2-character codes

Control codes

CODE

FORMAT

NUL

00H

%@ 25H

40H

SOH

01H

%A

25H

41H

STX

02H

%B

25H

42H

ETX

03H

%C

25H

43H

EOT

04H

%D

25H

44H

ENQ

05H

%E

25H

45H

ACK

06H

%F

25H

46H

BEL

07H

%G

25H

47H

BS

08H

%H

25H

48H

HT

09H

%I

25H

49H

LF

0AH

%J

25H

4AH

VT

0BH

%K 25H

4BH

FF

0CH

%L

25H

4CH

CR

0DH

%M 25H

4DH

SO

0EH

%N

25H

4EH

SI

0FH

%O

25H

4FH

DLE

10H

%P

25H

50H

DC1

11H

%Q

25H

51H

DC2

12H

%R

25H

52H

DC3

13H

%S

25H

53H

DC4

14H

%T

25H

54H

NAK

15H

%U 25H

55H

SYN

16H

%V

25H

56H

ETB

17H

%W 25H

57H

CAN

18H

%X

25H

58H

EM

19H

%Y 25H

59H

SUB

1AH

%Z

25H

5AH

ESC

1BH

%[

25H

5BH

FC

1CH

25H

5CH

GS

1DH

%]

25H

5DH

RS

1EH

%^

25H

5EH

US

1FH

%_

25H

5FH

DEL

7FH

%5

25H

35H

Special code

 

CODE

FORMAT

%

25H

%0 25H 30H

Function codes

CODE

FORMAT

 

 

FNC1

%1

25H

31H

 

FNC2

%2

25H

32H

 

FNC3

%3

25H

33H

 

FNC4

%4

25H

34H

MODE

 

Start codes

 

 

 

 

STAR

 

 

 

 

 

CODE

FORMAT

 

 

START A

%6

25H

36H

 

START B

%7

25H

37H

 

START C

%8

25H

38H

 

For CODE 128 only.

– 29 –

Page 33
Image 33
Star Micronics RS232 manual Character codes, Control codes

RS232 specifications

Star Micronics RS232 is a versatile and widely used connectivity standard that enables seamless communication between peripheral devices and computers, particularly in point-of-sale (POS) environments. This technology is renowned for its robustness and reliability, making it a preferred choice for businesses in various sectors, including retail, hospitality, and healthcare.

One of the main features of Star Micronics RS232 is its ability to facilitate serial communication, allowing devices to exchange data one bit at a time over a single communication line. This enables simple and effective connections between devices like printers, cash registers, and barcode scanners. The standard typically operates at data rates ranging from 300 to 115200 bits per second, accommodating various application needs.

The RS232 interface is characterized by its 9-pin (DB9) or 25-pin (DB25) connectors, with the DB9 being the more commonly used in modern applications. It provides a straightforward plug-and-play experience, allowing devices to be easily connected and configured without extensive technical knowledge. This simplicity is particularly beneficial for retail staff who may not possess in-depth IT expertise.

Another significant aspect of RS232 technology is its point-to-point architecture. This means each connected device operates independently, enhancing overall system performance. Moreover, RS232 supports long-distance communication, with the ability to transmit data over cable lengths of up to 50 feet (15 meters), which is advantageous in larger retail settings.

In terms of compatibility, Star Micronics RS232 devices are designed to work seamlessly with various operating systems, including Windows, macOS, and Linux. This widespread compatibility ensures that businesses can continue to leverage their existing infrastructure without the need for costly upgrades.

Additionally, Star Micronics has incorporated advanced technologies into their RS232 products, such as built-in error checking and data control features. These enhancements help minimize data transmission errors and ensure that the information exchanged between devices remains accurate and reliable.

In summary, Star Micronics RS232 offers a robust set of features, including simple connectivity, point-to-point architecture, and compatibility with various systems. Its proven performance and reliability make it a trusted choice for businesses looking to enhance their operational efficiency and streamline their processes. As POS technology continues to evolve, the Star Micronics RS232 standard remains a foundational component for effective device communication.