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Full Discussion: Writing to a Serial Port
Top Forums Web Development Writing to a Serial Port Post 302922613 by Meow613 on Monday 27th of October 2014 10:14:10 AM
Old 10-27-2014
wisecracker and neutronscott -

yes
 

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TCPSER(1)						      General Commands Manual							 TCPSER(1)

NAME
tcpser - emulate a Hayes compatible modem SYNOPSIS
tcpser -d dev -s speed [-l log_level -t tracing_options] ... tcpser -v port [-l log_level -t tracing_options] ... DESCRIPTION
This manual page documents briefly the tcpser command. tcpser turns a PC serial port into an emulated Hayes compatible modem that uses TCP/IP for incoming and outgoing connections. It can be used to allow older applications and systems designed for modem use to operate on the Internet. tcpser supports all standard Hayes com- mands, and understands extended and vendor proprietary commands (though it does not implement many of them). tcpser can be used for both inbound and outbound connections. OPTIONS
A summary of options is included below. -h Show summary of options. -p Port to listen on (defaults to 6400). -t Trace flags: (can be combined) s modem input S modem output i IP input I IP output -l Log level: 0 (NONE), 1 (FATAL) - 7 (DEBUG_X) (defaults to 0). -L Log file (defaults to stderr). The following can be repeated for each modem desired (-s, -S, and -i will apply to any subsequent device if not set again): -d Serial device (e.g. /dev/ttyS0). Cannot be used with -v -v TCP port for VICE RS232 (e.g. 25232). Cannot be used with -d -s Serial port speed (defaults to 38400). -S Speed modem will report (defaults to -s value). -I Invert DCD pin. -n Add phone entry (number=replacement). -a Filename to send to local side upon answer. -A Filename to send to remote side upon answer. -c Filename to send to local side upon connect. -C Filename to send to remote side upon connect. -N Filename to send when no answer. -B Filename to send when modem(s) busy. -T Filename to send upon inactivity timeout. -i Modem init string (defaults to `', leave off `at' prefix when specifying). -D Direct connection (follow with hostname:port for caller, : for receiver). AUTHOR
tcpser was written by Jim Brain <brain@jbrain.com>. This manual page was written by Peter Collingbourne <pcc03@doc.ic.ac.uk>, for the Debian project (but may be used by others). July 5, 2006 TCPSER(1)
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