Fix HW Serial buffer size determination
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@ -40,14 +40,14 @@
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// often work, but occasionally a race condition can occur that makes
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// often work, but occasionally a race condition can occur that makes
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// Serial behave erratically. See https://github.com/arduino/Arduino/issues/2405
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// Serial behave erratically. See https://github.com/arduino/Arduino/issues/2405
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#if !defined(SERIAL_TX_BUFFER_SIZE)
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#if !defined(SERIAL_TX_BUFFER_SIZE)
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#if (RAMEND < 1000)
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#if ((RAMEND - RAMSTART) < 1023)
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#define SERIAL_TX_BUFFER_SIZE 16
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#define SERIAL_TX_BUFFER_SIZE 16
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#else
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#else
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#define SERIAL_TX_BUFFER_SIZE 64
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#define SERIAL_TX_BUFFER_SIZE 64
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#endif
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#endif
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#endif
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#endif
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#if !defined(SERIAL_RX_BUFFER_SIZE)
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#if !defined(SERIAL_RX_BUFFER_SIZE)
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#if (RAMEND < 1000)
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#if ((RAMEND - RAMSTART) < 1023)
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#define SERIAL_RX_BUFFER_SIZE 16
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#define SERIAL_RX_BUFFER_SIZE 16
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#else
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#else
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#define SERIAL_RX_BUFFER_SIZE 64
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#define SERIAL_RX_BUFFER_SIZE 64
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