Star Micronics DP8340R user manual Interface Specifications, Interface Circuit

7.INTERFACE FOR MODEL DP8340RM (MODULAR JACK CONNECTOR)

7-1. Interface Specifications

(1)Synchronization system Asynchronous

(2) Baud rate	150, 300, 600, 1200, 2400, 4800, 9600,
	BPS (Selectable)

(3)Word length

Start bit:	1 bit
Data bit:	7 or 8 bits (Selectable)
Parity bit:	Odd, Even, or None (Selectable)
Stop bit:	1 or 2 bit length (Selectable)

(4)Signal polarity

RS-232C	MARK	: Logic “1”	(–3V to –25V)
	SPACE	: Logic “0”	(+3V to +25V)

(5)Handshaking

1 DTR Mode (1 block)

2 X-ON/Y-OFF Mode

3 STX-ETX Mode

Note: STX-ETX Mode may use DTR or X-ON/X-OFF, selected by DIP SW 1- 5. See Chapter 9. for details.

7-2. Interface Circuit

Input (RXD, CTS)

Output (DTR, FAULT, TXD, RTS)

Figure 7-1. RS-232C Interface

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