diff options
Diffstat (limited to 'DOCS/vt102-ug/table6-14.html')
-rw-r--r-- | DOCS/vt102-ug/table6-14.html | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/DOCS/vt102-ug/table6-14.html b/DOCS/vt102-ug/table6-14.html new file mode 100644 index 0000000..899dac4 --- /dev/null +++ b/DOCS/vt102-ug/table6-14.html @@ -0,0 +1,93 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> +<HTML> +<HEAD> +<TITLE>VT100.net: Digital VT102 User Guide</TITLE> +<LINK HREF="vt102-ug.css" TYPE="text/css" REL="stylesheet"> +</HEAD> +<BODY> +<DIV CLASS="navbar"><A HREF="http://vt100.net/"><IMG CLASS="button" SRC="vt100.net-logo.png" ALT="VT100.net" HEIGHT="16" WIDTH="102"></A> VT102 User Guide<TABLE WIDTH="100%"> +<COL SPAN="3" WIDTH="33%"> +<TBODY> +<TR> +<TD ALIGN="LEFT"><A HREF="chapter6.html">Chapter 6</A></TD> +<TD ALIGN="CENTER"><A HREF="contents.html">Contents</A></TD> +<TD ALIGN="RIGHT"> </TD> +</TR> +</TBODY> +</TABLE> +<HR></DIV> +<TABLE ID="T6-14" CLASS="majortable" FRAME="VOID" RULES="GROUPS" CELLSPACING="0" CELLPADDING="4" BORDERCOLOR="#ffffff"> +<CAPTION>Table 6-14 Printer Interface Signals</CAPTION> +<THEAD> +<TR VALIGN="BOTTOM"> +<TH>Pin</TH> +<TH>Name (Mnemonic)</TH> +<TH>CCITT / EIA</TH> +<TH>Description</TH> +</TR> +</THEAD> +<TBODY> +<TR VALIGN="TOP"> +<TD>1</TD> +<TD>Protective ground<BR>(PGND)</TD> +<TD>101/AA</TD> +<TD>Connects to terminal chassis. Also connects to external ground lead of ac power cord.</TD> +</TR> +<TR VALIGN="TOP"> +<TD>2</TD> +<TD>Transmit data<BR>(TXD)</TD> +<TD>103/BA</TD> +<TD>From VT102:<BR>Terminal transmits serial characters on TXD to printer. TXD held in +mark state when characters are not transmitted.</TD> +</TR> +<TR VALIGN="TOP"> +<TD>3</TD> +<TD>Receive data<BR>(RXD)</TD> +<TD>104/BB</TD> +<TD>To VT102:<BR>Terminal receives XON and XOFF control characters on RXD. All other +characters ignored.</TD> +</TR> +<TR VALIGN="TOP"> +<TD>6</TD> +<TD>Data set ready<BR>(DSR)</TD> +<TD>107/CC</TD> +<TD>To VT102:<BR>Terminal receives DTR from printer on DSR. If DTR from printer has not +been on since power up or reset, terminal ignores all print requests. When DTR from +printer is on, DSR indicates printer status. If DTR turns off, terminal assumes that +printer cannot receive characters. If DTR turns on again, print operation completes.</TD> +</TR> +<TR VALIGN="TOP"> +<TD COLSPAN="4"><P CLASS="note">NOTE: The printer's DTR has a higher priority than XON/XOFF +control characters. When the printer's DTR is off, data transmission stops even if the +printer interface option receives XON. When the printer's DTR goes from off to on, the +terminal assumes that the XON condition is indicated.</P></TD> +</TR> +<TR VALIGN="TOP"> +<TD>7</TD> +<TD>Signal ground<BR>(SGND)</TD> +<TD>102/AB</TD> +<TD>SGND is common ground reference potential for all voltages on interface.</TD> +</TR> +<TR VALIGN="TOP"> +<TD>20</TD> +<TD>Data terminal ready<BR>(DTR)</TD> +<TD>108.2/CD</TD> +<TD>From VT102:<BR>DTR is on when terminal is on. Printer usually receives DTR as DSR. +Printer usually needs DTR before operation can begin.</TD> +</TR> +</TBODY> +</TABLE> +<DIV CLASS="navbar"><HR> +<TABLE WIDTH="100%"> +<COL SPAN="3" WIDTH="33%"> +<TBODY> +<TR> +<TD ALIGN="LEFT"><A HREF="chapter6.html">Chapter 6</A></TD> +<TD ALIGN="CENTER"><A HREF="contents.html">Contents</A></TD> +<TD ALIGN="RIGHT"> </TD> +</TR> +</TBODY> +</TABLE> +<DIV CLASS="navbot">http://vt100.net/docs/vt102-ug/table6-14.html</DIV></DIV> +</BODY> +</HTML> |