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1  Using Arduino / Displays / Re: ArduinoUNO, LCD and RTC3234 on: October 08, 2012, 05:26:34 am
i have been working on rtc using 89c51 but couldnt finish it, if you did it with arduino, can u please send me the program n circuit details to
2  Using Arduino / Programming Questions / ACCESSING PORTS on: October 06, 2012, 04:13:28 am
hi guys,
 am a beginner in arduino, my doubts will definitely be stupid but kindly help me

can i send a hexa decimal value or decimal to a port and view it through led?
the sample codes shows i have to configure each pin n send either high or low bit, i want to access the whole port throgh some commands like portB=H5f of watever, is it possible in an arduino uno?
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