Samsung 275C - SRP Two-color Dot-matrix Printer Manuel de service télécharger pdf (Page 43)

Rev. 2.00

- 43 -

SRP-275

3-5 Interface Specifications

3-5-1 RS-232C Serial Interface

3-5-1(a) Specification

Item Description Remark

Data transmission Serial

Synchronization Asynchronous

Handshaking

(Flow control)

H/W : DTR / DSR

S/W : XON / XOFF

XON : ASC code 11

XOFF : ASC code 13

Signal level

• Logic "1" (MARK) : -3V~-15V

• Logic "0" (SPACE) : +3V~+15V

Baud rate 19200 / 2400 / 4800 / 9600 bps

Data word length 7 bit / 8 bit

Parity None / Even / Odd

Connector DB25P female (I/F PBA)

NOTES

The handshaking (Flow control) / Data word length / Baud rate / Parity functions depend on the DIP

Switch settings. Refer to the Service manual.

3-5-1(b) RS-232C I/F Cable

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Samsung 275C - SRP Two-color Dot-matrix Printer Manuel de service Page 43