DASCOM Americas 2610 Manual do Operador descarregar pdf (Página 110)

Tally Dascom 2610

7.3.4 Optional Serial Interface RS232C

Your printer’s serial interface supports the RS232C specification. The signals are received

and transmitted by a 9 pin connector.

Basically 3 lines are enough for exchanging information between computer and printer (one

receive line, one send line, one line for common grounding).

Type

RS232C interface

Synchronization

Asynchronous

Transmission rate

600 Baud to 19200 Baud

Signal status

OFF (log.1) -3 V to -15 V

ON (log. 0) +3 V to +15 V

Connection cable

up to 15 m length

Interface connections

ITT Cannon connector, series DB-9 S

Transmission protocol

XON/XOFF, ENQ/STX, READY/ BUSY,

Robust XON/XOFF, ETX/ ACK, ACK/NAK

Capacity of data buffer

512Byte min. 256KByte max

Connector assignment

Connector no.

Direction Printer–PC

Signal

→

TxD

→

DTR

←

RxD

←

DSR

→

RTS

←

CTS

⎯

Signal Ground SG

Shield

⎯

Frame Ground FG

1 2 ... 105 106 107 108 109 110 111 112 113 114 115 ... 128 129

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