Sponsored Content
Top Forums Programming How to tell if a string to serial port has been sent Post 302306406 by pludi on Sunday 12th of April 2009 04:48:14 PM
Old 04-12-2009
Have the other side send back some kind of information (eg 0xFF or some other byte of your choosing) as soon as all information has been received.
 

10 More Discussions You Might Find Interesting

1. Programming

serial port reading

Hai there, Can any one provide me with a ansi c source code for opening com1 or com2 and read data. The port is connected to another serial communication device on rs232 port. The o/s is Sco Unix 5.0.6 Matter urgent Viswanath (0 Replies)
Discussion started by: viswanath
0 Replies

2. UNIX for Dummies Questions & Answers

serial port configuration

I am having trouble with a device connected through a serial port on my sun workstation ( I am running solaris 7). The seriel device works on an identical workstation running the same o/s version but when I move it to the initial workstation it doesn't work. I am using an rs232 serial cable and... (1 Reply)
Discussion started by: Henrik
1 Replies

3. Solaris

Serial port issue

Hi, I am working with Sun Solaris 9 Sparc,Sun-Blade-100.In my application,I need to monitor the UPS using Serial port. When I am using JRE 1.4 in my application,I am able to monitor it but when I am upgrading the JRE version from 1.4 to JRE1.6. I am not able to monitor the UPS.It is showing the... (1 Reply)
Discussion started by: smartgupta
1 Replies

4. OS X (Apple)

Serial port parameters

Hello, I am trying to use a rs232 device through a USB serial port on my MacBook pro laptop. I think the device needs the communication parameters to be 9600 n 8 1 my question is does anyone know what the default communication parameters are for mac os x 10.5.7 unix? And if the default... (0 Replies)
Discussion started by: jamesapp
0 Replies

5. Windows & DOS: Issues & Discussions

Telnet to a serial port

Hello all. I have an old computer with M$-DOS 7. I want to use it like a dumb terminal, with telnet. I need to connect it to my desktop These are my questions: How can i configure the serial port on dos? How can i telnet form dos to the serial port? How can i set up a telnet server on the... (12 Replies)
Discussion started by: mghis
12 Replies

6. Shell Programming and Scripting

Need help with serial port

Hi, I have a external board connected to my serial port. I need to execute "shutdown -r now" command when system boot up. When system boots up it requires a username ans password. Then I need to run my command. I can use rc script but that is rebooting system before it asks for username and... (0 Replies)
Discussion started by: charlie.arya
0 Replies

7. Solaris

How to enable Serial port on ILOM, when Network Port is enabled in parallel

Hi Everyone, In my environment, I have few T5220. On the iLOM Management Card, I have both Network and Serial port are cabled, I don't have any issues while I try to connect using Network Management port, but when I try to connect the serial port for the same server which is actually connected... (3 Replies)
Discussion started by: bobby320
3 Replies

8. Web Development

Writing to a Serial Port

I am trying to write to a serial port and capture the reponse in a file - adduser ethan dialout The user `ethan' is already a member of `dialout' root@meow:/home/ethan# ls -l /dev/ttyS0 crw-rw-r-- 1 ethan dialout 4, 64 Oct 7 20:55 /dev/ttyS0 $fh1 = fopen("/dev/ttyS0", "w+");... (74 Replies)
Discussion started by: Meow613
74 Replies

9. Web Development

Setup Serial Port

I need to set a serial port to 9600 7E1. How do I accomplish this? I've tried every combination, with no luck. (6 Replies)
Discussion started by: Meow613
6 Replies

10. Solaris

Cabling and adapters to communicate to service processor serial port from Windows PC with USB port.

Hello, I have an unloaded T5140 machine and want to access the ILOM for the first time and subsequently the network port after that., and then load Solaris 10 the final January 2011 build. The first part is what confuses me -the cabling. I am coming from a Windows machine (w/appropriate... (5 Replies)
Discussion started by: joboy
5 Replies
DIO_TCSETATTR(3)							 1							  DIO_TCSETATTR(3)

dio_tcsetattr - Sets terminal attributes and baud rate for a serial port

SYNOPSIS
bool dio_tcsetattr (resource $fd, array $options) DESCRIPTION
dio_tcsetattr(3) sets the terminal attributes and baud rate of the open $fd. PARAMETERS
o $fd - The file descriptor returned by dio_open(3). o $options - The currently available options are: o 'baud' - baud rate of the port - can be 38400,19200,9600,4800,2400,1800, 1200,600,300,200,150,134,110,75 or 50, default value is 9600. o 'bits' - data bits - can be 8,7,6 or 5. Default value is 8. o 'stop' - stop bits - can be 1 or 2. Default value is 1. o 'parity' - can be 0,1 or 2. Default value is 0. RETURN VALUES
No value is returned. EXAMPLES
Example #1 Setting the baud rate on a serial port <?php $fd = dio_open('/dev/ttyS0', O_RDWR | O_NOCTTY | O_NONBLOCK); dio_fcntl($fd, F_SETFL, O_SYNC); dio_tcsetattr($fd, array( 'baud' => 9600, 'bits' => 8, 'stop' => 1, 'parity' => 0 )); while (1) { $data = dio_read($fd, 256); if ($data) { echo $data; } } ?> NOTES
Note This function is not implemented on Windows platforms. PHP Documentation Group DIO_TCSETATTR(3)
All times are GMT -4. The time now is 10:12 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy