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Add Uart::availableForWrite() #146

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Merged
merged 1 commit into from
Jun 7, 2016
Merged

Add Uart::availableForWrite() #146

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5 changes: 5 additions & 0 deletions cores/arduino/Uart.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,11 @@ int Uart::available()
return rxBuffer.available();
}

int Uart::availableForWrite()
{
return (sercom->isDataRegisterEmptyUART() ? 1 : 0);
}

int Uart::peek()
{
return rxBuffer.peek();
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1 change: 1 addition & 0 deletions cores/arduino/Uart.h
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,7 @@ class Uart : public HardwareSerial
void begin(unsigned long baudrate, uint16_t config);
void end();
int available();
int availableForWrite();
int peek();
int read();
void flush();
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