Appendix C Host Computer Interface

RS-232C/RS-422A Protocol

A protocol is a set of rules the computer follows in sending data to the printer. The RS-232C/RS-422A parameters are stored in battery backed-up memory. They are indicated on the status printout. They can be changed by the FRPO (firmware reprogram) command described in the Programming Manual. The parameters and their identification codes are given below.

H1: Baud rate

Parameter value

Baud rate

12

1200

24

2400

48

4800

96

9600

19

19200

38

38400

57

57600

11

115200

The factory setting is 9600 baud.

H2: Data bits

7 or 8, factory-set to 8.

H3: Stop bits

1 or 2, factory-set to 1.

C-14

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Kyocera DP-3600 manual RS-232C/RS-422A Protocol