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Update hardware/arduino/cores/arduino/HardwareSerial.cpp 

New Serial.begin(baud, config);
This commit is contained in:
Alarus 2012-08-14 19:50:36 +06:00
parent 655ca80b29
commit 295337d9ba
1 changed files with 7 additions and 47 deletions
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54
hardware/arduino/cores/arduino/HardwareSerial.cpp
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@ -18,7 +18,7 @@
Modified 23 November 2006 by David A. Mellis
Modified 28 September 2010 by Mark Sproul
Modified 12 August 2012 by Alarus
Modified 14 August 2012 by Alarus
*/
#include <stdlib.h>
@ -356,10 +356,10 @@ try_again:
cbi(*_ucsrb, _udrie);
}
void HardwareSerial::begin(unsigned long baud, byte databits, char parity, byte stopbits)
void HardwareSerial::begin(unsigned long baud, byte config)
{
uint16_t baud_setting;
uint8_t config_setting;
uint8_t current_config;
bool use_u2x = true;
#if F_CPU == 16000000UL
@ -392,49 +392,10 @@ try_again:
*_ubrrl = baud_setting;
//set number of data bits
config_setting = *_ubrrh;
config_setting = *_ucsrc;
if (databits == 5)
{
config_setting |= B10000000;
}
else if (databits == 6)
{
config_setting |= B10000010;
}
else if (databits == 7)
{
config_setting |= B10000100;
}
else // (databits == 8)
{
config_setting |= B10000110;
}
//set parity
if ((parity == 'O')|(parity == 'o'))
{
config_setting |= B10110000;
}
else if ((parity == 'E')|(parity == 'e'))
{
config_setting |= B10100000;
}
else // ((parity == 'N')|(parity == 'n')))
{
config_setting |= B10000000;
}
//set number of stop bits
if (stopbits == 2)
{
config_setting |= B10001000;
}
else // (stopbits == 1)
{
config_setting |= B10000000;
}
*_ucsrc = config_setting;
current_config = *_ubrrh;
current_config = *_ucsrc;
current_config |= config;
*_ucsrc = current_config;
sbi(*_ucsrb, _rxen);
sbi(*_ucsrb, _txen);
@ -534,4 +495,3 @@ HardwareSerial::operator bool() {
#endif
#endif // whole file