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| PerlMonks |
Re^5: Unit test failing but "got" and "expected" are equalby kschwab (Vicar) |
| on Jan 05, 2019 at 05:06 UTC ( [id://1228063]=note: print w/replies, xml ) | Need Help?? |
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It's an ascii NAK (negative acknowledge). Maybe set hardware flow control, or slower baud rate? Or perhaps NAK means something special in WiringPI?
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