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Altera_Forum
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20 years ago

prob. in accessing UART

Hello ... i have written the following prog. to access my uart in my design it is named as "uart_0" in the SOPC builder.... while running this prog. in NIOSII IDE i was simulataneously running...
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Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

hi ramesh

We have noticed similar behaviour on some of our boards.

Try these two measures

(1) Try using fopen instead of open with r and r+ modes

(2) mask the most significant bit of ch

hope this helps. http://forum.niosforum.com/work2/style_emoticons/<#EMO_DIR#>/smile.gif

regards

Pavan

PS: Using Altera NDK Stratix 1s10 & 2s60