Unlike some other I2C EEPROM IC drivers, AT24C08 / AT24C08A need their 2 MSB address bits sent in the first device address byte. This assumes the A2 pin is connected to ground:
A summary of serial commands for the Velleman PS3005D lab power supply:
There is a nice tutorial about silencing mouse buttons at instructables. I have done the same on my MX Revolution, the difference is obvious. The screwdriver shows the tabs to press and bend. Put on some sticky tape on top of the button to hold the little pin in place.
btnx is no longer available on newer Linux Mint (probably Ubuntu too) releases. This is a working alternative. Install easystroke: A new icon appears in notification bar. Open the application. In Preferences->Additional buttons add the buttons you want to configure. I need the thumb scroll to switch between tabs – forward, back and close.… Read More »
I have just upgraded my Mastech HY1803D lab power supply with a 10-turn voltage adjustment potentiometer. In order to perform the upgrade, you would need a 6.8K potentiometer (at least the original is). The trickiest part is removing the knob from the old pot. It is glued on, use pliers, soft padding and some leverage… Read More »
A followup to an older post of mine: http://antanas.veiverys.com/enabling-serialport-datareceived-event-in-mono/. The previous approach required rebuilding Mono with a small patch. Here is a derived class that does the same.