parent
deeea98d22
commit
546f02c6f4
1 changed files with 2 additions and 3 deletions
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@ -175,12 +175,12 @@
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// If the character is to be stored at the index just before the tail
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// (such that the head would advance to the current tail), the buffer is
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// critical, so don't write the character or advance the head.
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const char c = M_UDRx;
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if (i != rx_buffer.tail) {
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rx_buffer.buffer[h] = M_UDRx;
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rx_buffer.buffer[h] = c;
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rx_buffer.head = i;
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}
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else {
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(void)M_UDRx;
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#if ENABLED(SERIAL_STATS_DROPPED_RX)
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if (!++rx_dropped_bytes) ++rx_dropped_bytes;
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#endif
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@ -194,7 +194,6 @@
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#endif
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#if ENABLED(SERIAL_XON_XOFF)
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// for high speed transfers, we can use XON/XOFF protocol to do
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// software handshake and avoid overruns.
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if ((xon_xoff_state & XON_XOFF_CHAR_MASK) == XON_CHAR) {
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