Star-micronics Serial Interface Unit IS-NP192 Manual de usuario descargar pdf (Pagina 10)

Technical Specifications (Input)

Interface: RS-232C-level

Synchronization: Asynchronous

Baud rate: 300, 600, 1200, 2400, 4800, 9600, 19200 BPS

(selectable)

Word length

Start bit:2 1

Data bits: 7 or 8 (selectable)

Parity bit: Odd, even, none (selectable)

Stop bits: More than one bit

Signal polarity

Mark: Logical 1 (–3V to –15V)

Space: Logical 0 (+3V to +15V)

Handshaking: DTR, XON/XOFF

Connector Signals and Functions

Pin No. Signal Name Direction Function

1 F - GND — Printer chassis ground

2 TXD OUT Data from printer

3 RXD IN Data to printer

4 RTS OUT Always SPACE

5 CTS — Not checked by printer

6 NC Not used

7 S - GND — Signal ground

8 - 10 NC Not used

11 RCH OUT Same signal as pin 20

12 - 19 NC Not used

20 DTR OUT SPACE when printer ready to receive

21 - 25 NC Not used

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 19 20

Sin comentarios

Star-micronics Serial Interface Unit IS-NP192 Manual de usuario Pagina 10