Article View: comp.sys.amiga.tech
Article #12623Re: modem drops 0x11
From: Phil Nelson
Date: Fri, 12 May 1989 06:26
Date: Fri, 12 May 1989 06:26
32 lines
2068 bytes
2068 bytes
In article <431ebd96.15abd@gtephx.UUCP| carnesm@gtephx.UUCP (Mark E. Carnes) writes:
...cut some...
|device, and had the receiving computer dump everything it received. All the
|characters were transmitted except for 0x11. I reproduced it several times
|each time when a 0x11 should have been sent it "disappeared".
|
|I am using a Supra 2400 modem. The program is written in C and just uses pretty
|typical IO, (i.e. Opens the serial.device and issues a write command specifying
|the string and its length) and of course it works for everything but the
|character with a value of 0x11.
|
FINALLY! a question I can answer :-)
Do you mean 0x11 as in ASCII 11Hex = DC1 = X-on?
You may find that not every other character is transmitted. Try 0x13 for some
real fun. Then make sure X-on X-off flow control is disabled for every device
(modems and serial.device) in the link and try again.
|-------------------------------------------------------------------------------
|Mark Carnes (carnesm@gtephx)
|UUCP: {ncar!noao!asuvax | uunet!zardoz!hrc | att}!gtephx!carnesm
|AG Communication Systems (formerly GTE), Phoenix
^^^
-I've heard of them, they do data communications, don't they? ;-)
--
Phil Nelson at (but not speaking for) OnTyme:NSC.P/Nelson
Tymnet, McDonnell Douglas Network Systems Company Voice:408-922-7508
UUCP:{pyramid|ames}oliveb!tymix!pnelson LRV:Component Station
"ding ding..." -Santa Clara County Transit Company trolley car (AKA "LRV")
Technical Details
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!lll-winken!ames!oliveb!3comvax!tymix!antares!pnelson From: pnelson@antares.UUCP (Phil Nelson) Newsgroups: comp.sys.amiga.tech Subject: Re: modem drops 0x11 Summary: disable X-on X-off flow control Keywords: modem, serial, flow control Message-ID: <451@antares.UUCP> Date: 12 May 89 06:26:55 GMT References: <431ebd96.15abd@gtephx.UUCP> Reply-To: pnelson@antares.UUCP (Phil Nelson) Organization: Tymnet QSATS, San Jose CA Lines: 32