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RX and TX Serial buffer sizes can now be defined independently 

Fixes #2597
This commit is contained in:
Nico 2015-02-02 20:27:17 +01:00 committed by Cristian Maglie
parent b682456e8e
commit 2e90af7ab6
2 changed files with 12 additions and 2 deletions
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9
cores/arduino/HardwareSerial.h
View File

@ -34,12 +34,17 @@
// location from which to read.
// NOTE: a "power of 2" buffer size is reccomended to dramatically
// optimize all the modulo operations for ring buffers.
#if !(defined(SERIAL_TX_BUFFER_SIZE) && defined(SERIAL_RX_BUFFER_SIZE))
#if !defined(SERIAL_TX_BUFFER_SIZE)
#if (RAMEND < 1000)
#define SERIAL_TX_BUFFER_SIZE 16
#define SERIAL_RX_BUFFER_SIZE 16
#else
#define SERIAL_TX_BUFFER_SIZE 64
#endif
#endif
#if !defined(SERIAL_RX_BUFFER_SIZE)
#if (RAMEND < 1000)
#define SERIAL_RX_BUFFER_SIZE 16
#else
#define SERIAL_RX_BUFFER_SIZE 64
#endif
#endif

5
cores/arduino/USBAPI.h
View File

@ -59,11 +59,16 @@ extern USBDevice_ USBDevice;
struct ring_buffer;
#ifndef SERIAL_BUFFER_SIZE
#if (RAMEND < 1000)
#define SERIAL_BUFFER_SIZE 16
#else
#define SERIAL_BUFFER_SIZE 64
#endif
#endif
#if (SERIAL_BUFFER_SIZE>256)
#error Please lower the CDC Buffer size
#endif
class Serial_ : public Stream
{