fix ieee802154_sniffer example
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@ -40,7 +40,7 @@ fn main() -> ! {
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let mut read = [0u8; 2];
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let mut read = [0u8; 2];
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loop {
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loop {
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let mut buff = [0u8; 1];
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let mut buff = [0u8; 1];
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uart0.read_bytes(&mut buff);
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while uart0.read_bytes(&mut buff) == 0 {}
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if buff[0] == b'r' {
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if buff[0] == b'r' {
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continue;
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continue;
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