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ATTiny45/85 LCD display control with a shift register, programmed in Arduino
Arduino 7 segment countdown timer
How to add 6 extra pins to your Arduino with no extra hardware
how can i get a coding timer countdown using arduino ???
what if i want to give two different inputs to pin 0 and 1?
Controlling a character LCD with an Arduino
At the contrary Outputs from µControlers usually function as Open Collector : sometimes there are resistors of 10k between Output and Vcc embedded, but it's not always. So the device can sink current but not supply it.
Will this work for bluetooth hc 05 if I give tx rx to any two analog pins using the digital function.I am using serial I cannot use pin 0 and 1 as it creates conflict(which I myself didn't really understand).i need to control servos using bluetooth app.
what happen if add push button? Can you show the connection and its coding?
This is good but Can you make a programmable countdown with 7 segment display ?
I second that. Learning Arduino (and it's programming) is not that easy if you're a noob. It might be kiddy stuff for those who knows their way around more advanced electronics, but for people who'd never tinkered with this before, no.
RGB LED mixer
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