The hex nibble routine can print again!
The code to print a hex nibble got broke. SERIAL_ECHO( (char) ) isn't suitable for its use.
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@ -28,9 +28,9 @@
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void prt_hex_nibble(uint8_t n) {
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if (n <= 9)
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SERIAL_ECHO(n);
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SERIAL_CHAR('0'+n);
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else
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SERIAL_ECHO((char)('A' + n - 10));
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SERIAL_CHAR('A' + n - 10);
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delay(3);
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}
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