Nano communication and programming

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i unable communicate or program arduino nano 328p. can program other boards such uno , mega adk. using 1.0.5, have tried 1.0.4. sketches compiles, gets stuck on uploading portion. tx led lights up, rx led not flicker.

i have updated com port drivers provided in 1.0.5 download.

i had buddy program nano send data @ 9600 baud rate. connected computer nano , turned on serial monitor; fills blank characters. downloaded bray terminal (a simple serial port terminal emulation program) , discovered computer receives null characters nano. bray receives correct characters uno , mega boards.

i have had problem since updating windows 8.

quote
i have had problem since updating windows 8.

well, there's problem. windows 8 not update anything. it's os dummies.


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