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by: ^CeFoS^ |
last post by:
Hello to everybody,
I've done an application that draws in a frame the trajectory of a
robot. The robot position is readed through the serial port, and
several commands are wrote through the same port to change the
direction of the robot.
The trajectory frame is managed by an applet, and the project works
good when the applet is called by...
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by: jrlen balane |
last post by:
basically what the code does is transmit data to a hardware and then
receive data that the hardware will transmit.
import serial
import string
import time
from struct import *
ser = serial.Serial()
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by: willie |
last post by:
Hi,
I'm writing a program which requires the use of three serial ports and
one parallel port. My application has a scanning devices on each port,
which I can access fine with pyserial. However, I'm unsure of how
exactly I should be designing the program, I thought I could use
threading to start class:
class scanner(Thread):
def...
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by: David |
last post by:
I have written an application in VB.NET 2003 that uses the SAX serial
component for RS232 communications with hardware.
The program sets up 2 serial ports so that it can talk to 2 different
hardware devices simultaneaously.
When I run the program on a desktop running Windows 2000 it works fine. When
I run it on a Laptop using XP I start...
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by: =?Utf-8?B?VGFvZ2U=?= |
last post by:
Hi All,
I write a dll use vb.net 2005 to read data from a serial port and use this
dll in a C# 2005 application. It works well except when I close the port.
After I close the port, sometimes the dll stopped at the readline statement
in data_received function. But the port closed already, why this function is
still fired? ( is it because the...
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by: naveen.sabapathy |
last post by:
Hi,
I am trying to use virtual serial ports to develop/test my serial
communication program. Running in to trouble...
I am using com0com to create the virtual ports. The virtual ports
seem to be working fine when I test it with Hyperterminal .
I am using the example program that comes with pyserial, as below.
---------------
import...
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by: Nasif |
last post by:
Currently I am writing a program which sends and receives messages
through serial port to a device. I am using C# and Microsoft Visual
studio 2005 for windows program. But my problem is when i try to write
in serial port from my windows a Timeoutexception is thrown. I use
SerialPort class in System.IO.Ports and for writing port i used
write()...
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by: Dhananjay |
last post by:
Hi,
I am working on an VB.Net application which I want to communicate to
external device using comm port (Serial Port) .
So for that first I am trying to simulate the communication on serial
port between two computers using HYper terminal on both the machines.
Both these computers are connected on serial port using DB9(f) null
modem...
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by: Charles Crawford |
last post by:
Hi,
This apparently is a common problem and I've yet to read a solution that actually works for my specific situation.
I have a Zebra RW220 printer that I connect to via Bluetooth connection mapped to a serial port. The application I'm writing runs on a Windows Mobile 5 device, so there's no built in printer support and I have to use a...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers, it seems that the internal comparison operator "<=>" tries to promote arguments from unsigned to signed.
This is as boiled down as I can make it. ...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows Update option using the Control Panel or Settings app; it automatically checks for updates and installs any it finds, whether you like it or not. For...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each protocol has its own unique characteristics and advantages, but as a user who is planning to build a smart home system, I am a bit confused by the...
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by: agi2029 |
last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing, and deployment—without human intervention. Imagine an AI that can take a project description, break it down, write the code, debug it, and then...
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by: conductexam |
last post by:
I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and then checking html paragraph one by one.
At the time of converting from word file to html my equations which are in the word document file was convert...
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by: TSSRALBI |
last post by:
Hello
I'm a network technician in training and I need your help.
I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs.
The last exercise I practiced was to create a LAN-to-LAN VPN between two Pfsense firewalls, by using IPSEC protocols.
I succeeded, with both firewalls in...
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by: adsilva |
last post by:
A Windows Forms form does not have the event Unload, like VB6. What one acts like?
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by: muto222 |
last post by:
How can i add a mobile payment intergratation into php mysql website.
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by: bsmnconsultancy |
last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence can significantly impact your brand's success. BSMN Consultancy, a leader in Website Development in Toronto offers valuable insights into creating...
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