Tagged Questions

Serial means "one at a time." Please use a more specific tag such as [serial-port] or [serialization].

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Serial Number Activation

I've made an serial number activation program which tries to find a .txt which will contain the serial that the user will type in the "serialnumber" textbox. My program as soon as the user presses the ...
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Serial Number Activation

I've made an serial number activation program which tries to find a .txt which will contain the serial that the user will type in the "serialnumber" textbox. My program as soon as the user presses the ...
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3answers
37 views

Aeroflex gaisler (RTEMS with leon2 processor) can't send character over UART interface

#include <fcntl.h> #include <sys/ioctl.h> #include <stdio.h> #include <stdlib.h> #include <stdint.h> #include <string.h> #include <ioctl.h> #include ...
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nohup sleep does not keep port open

We recently upgraded fron Centos 4.3 to 5.9 and have come across a perplexing condition with regard to a very few direct-character printers we use. Since the beginning of Unix we have placed a ...
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3answers
51 views

Serial Communication one to one

If this is a stupid question, please don't mind me. But I spent some time trying to find the answer but I couldn't get anything solid. Maybe this is a hardware question, but I figured I'd try here ...
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1answer
26 views

Linux - Multiple Serial Port Communication with C

I have a device with multiple serial ports that I am programming with embedded linux and I would like to communicate over these two ports simultaneously and asynchronously. I know how to write to one ...
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0answers
23 views

Android access a device with serial port;

I am trying to read data from a serial port using the serial port api: http://code.google.com/p/android-serialport-api But, i have a problem to access the device from my android application. When i ...
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1answer
23 views

Is it possible to query serial port tx pin status (signal low / high) in windows?

Is it possible to query serial port tx (send) pin status if it is active or not ? For example when issuin break command (SetCommBreak) tx pin is set to active (low). I'd like to know when it is ...
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2answers
38 views

PHP or Perl for serial communication with micro controller

I'm doing something new with my micro controller, but I only have a little experience on the computer side. Suppose I want my controller to send certain data through serial port to my PC, the PC upon ...
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1answer
22 views

When delete row in postgres doesn't decrement serial pk? [duplicate]

i'm new to postgres. if in sqlserver we have a table with auto-increment, and 10 rows... and the last row have id = 10. when you delete the last row, the next you insert will get the id = 10 too... ...
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0answers
33 views

OSX crashing on Bluetooth serial open/close cycle

I have a Bluetooth device (a RN-42) paired with a Mac (Macbook Pro 2010 model, Mountain Lion). I am opening a serial port against it at regular intervals. What happens is that I end up with a kernel ...
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0answers
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Adding serial number activation on a flash game?

Hi to everyone programmers, I want to say that I almost haven't any experience with programming. So with the proplem that I'll describe you, to understand I want detailed instructions on what to do. ...
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2answers
308 views

Concurrent functions running in separate process using pygame and multiprocessing

Suppose we want to drive an autonomous car by predicting image labels from a previous set of images and labels collected (A Machine Learning application). For this task, the car is connected via ...
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3answers
257 views

GCD serial queue does not seem to execute serially

I have a method that at times can be invoked throughout my code. Below is a very basic example, as the code processes images and files off of the iphone photo gallery and marks them already processed ...
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1answer
224 views

Synchronous functions without callbacks

Assume I have these two functions: function complex() { setTimeout(function() { console.log('complex setTimeout'); }, 1000); // assume this value is random ...

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