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num parameter manual - Documentation CN

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10.1 Character Formatting for DNC1 P37<br />

Description<br />

10 - 2 en-938818/4<br />

Category Communication<br />

Type 0 8-bit hexadecimal<br />

No. of words 9<br />

Used with the DNC1 link procedure to set the communication <strong>parameter</strong>s and service characters.<br />

Principle<br />

Word N0 is used to set the communication <strong>parameter</strong>s. Words N1 to N8 set the service character codes.<br />

WORD N0<br />

Sets the communication <strong>parameter</strong>s on the DNC1 line.<br />

Word <strong>num</strong>ber Value Character Special character<br />

N1 $02 STX (Start of text)<br />

N2 $03 ETX (End of text) On IBM PC: BEL = $07<br />

N3 $16 SYN (Synchronisation)<br />

N4 $06 ACK (Positive acknowledgement) On IBM PC: SOH = $01<br />

N5 $15 NAK (Negative acknowledgement)<br />

N6 $04 EOT (End of transmission)<br />

N7 $05 ENQ (Retransmission request)<br />

N8 $1D GS (Group separator)

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