Tags » Serial Port

How fast can I read in /dev/ttyACM0 file?

I have a custom USB cdc-acm device which sends images to the computer thanks to serial communication. The kernel driver works fine as the device appears as /dev/ttyACM0 and I am able to send commands and get data using open, write and read functions. 1,092 more words

Linux

Applied FreeBSD: Enabling the Serial Console

To enable the serial console in FreeBSD, edit /boot/loader.conf and add the following:

boot_multicons=”YES”
boot_serial=”YES”
comconsole_speed=”115200″
console=”comconsole,vidconsole”

The above configuration allows for the use of both a video console connected to some form of a display port and the serial port. 

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FreeBSD

WebClientPrint 3.0 for PHP Update - Fixed Bug in RS232 COM Port Settings

A new update to WebClientPrint 3.0 for PHP is available. This new update includes:

Fixed Bug in RS232 COM Port Settings

This update requires the update of the server part of our solution only. 20 more words

Printing

Secret Serial Port for Arduino/ESP32

If you use the Arduino IDE to program the ESP32, you might be interested in latest video (see below). In it, he shows an example of using all three ESP32 UARTs from an Arduino program. 182 more words

Arduino Hacks

Serial port configuration

How to access Guest’s serial port from host (Virtualbox)

  • Goto VMs Settings -> Serial Ports
  • Port 1
  • Enable Serial Port
  • Port number : COM1  <= This maps to guests’ port…
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Technical