Moving serialEvent() calls from RX interrupts to main for() loop (after loop()).
http://code.google.com/p/arduino/issues/detail?id=584
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@ -88,6 +88,8 @@ inline void store_char(unsigned char c, ring_buffer *buffer)
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#else
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void serialEvent() __attribute__((weak));
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void serialEvent() {}
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volatile static unsigned char serialEvent_flag = 0;
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#define serialEvent_implemented
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#if defined(USART_RX_vect)
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SIGNAL(USART_RX_vect)
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#elif defined(SIG_USART0_RECV)
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@ -108,18 +110,20 @@ inline void store_char(unsigned char c, ring_buffer *buffer)
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#error UDR not defined
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#endif
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store_char(c, &rx_buffer);
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serialEvent();
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serialEvent_flag = 1;
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}
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#endif
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#if defined(USART1_RX_vect)
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void serialEvent1() __attribute__((weak));
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void serialEvent1() {}
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volatile static unsigned char serialEvent1_flag = 0;
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#define serialEvent1_implemented
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SIGNAL(USART1_RX_vect)
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{
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unsigned char c = UDR1;
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store_char(c, &rx_buffer1);
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serialEvent1();
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serialEvent1_flag = 1;
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}
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#elif defined(SIG_USART1_RECV)
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#error SIG_USART1_RECV
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@ -128,11 +132,13 @@ inline void store_char(unsigned char c, ring_buffer *buffer)
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#if defined(USART2_RX_vect) && defined(UDR2)
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void serialEvent2() __attribute__((weak));
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void serialEvent2() {}
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volatile static unsigned char serialEvent2_flag = 0;
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#define serialEvent2_implemented
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SIGNAL(USART2_RX_vect)
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{
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unsigned char c = UDR2;
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store_char(c, &rx_buffer2);
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serialEvent2();
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serialEvent2_flag = 1;
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}
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#elif defined(SIG_USART2_RECV)
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#error SIG_USART2_RECV
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@ -141,16 +147,55 @@ inline void store_char(unsigned char c, ring_buffer *buffer)
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#if defined(USART3_RX_vect) && defined(UDR3)
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void serialEvent3() __attribute__((weak));
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void serialEvent3() {}
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volatile static unsigned char serialEvent3_flag = 0;
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#define serialEvent3_implemented
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SIGNAL(USART3_RX_vect)
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{
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unsigned char c = UDR3;
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store_char(c, &rx_buffer3);
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serialEvent3();
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serialEvent3_flag = 1;
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}
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#elif defined(SIG_USART3_RECV)
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#error SIG_USART3_RECV
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#endif
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void serialEventRun(void)
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{
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unsigned char flag, oldSREG;
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#ifdef serialEvent_implemented
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oldSREG = SREG;
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noInterrupts();
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flag = serialEvent_flag;
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serialEvent_flag = 0;
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SREG = oldSREG;
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if (flag) serialEvent();
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#endif
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#ifdef serialEvent1_implemented
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oldSREG = SREG;
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noInterrupts();
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flag = serialEvent1_flag;
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serialEvent1_flag = 0;
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SREG = oldSREG;
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if (flag) serialEvent1();
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#endif
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#ifdef serialEvent2_implemented
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oldSREG = SREG;
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noInterrupts();
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flag = serialEvent2_flag;
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serialEvent2_flag = 0;
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SREG = oldSREG;
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if (flag) serialEvent2();
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#endif
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#ifdef serialEvent3_implemented
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oldSREG = SREG;
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noInterrupts();
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flag = serialEvent3_flag;
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serialEvent3_flag = 0;
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SREG = oldSREG;
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if (flag) serialEvent3();
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#endif
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}
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#if !defined(UART0_UDRE_vect) && !defined(UART_UDRE_vect) && !defined(USART0_UDRE_vect) && !defined(USART_UDRE_vect)
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#error Don't know what the Data Register Empty vector is called for the first UART
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@ -74,4 +74,6 @@ class HardwareSerial : public Stream
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extern HardwareSerial Serial3;
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#endif
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extern void serialEventRun(void);
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#endif
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@ -7,8 +7,10 @@ int main(void)
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setup();
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for (;;)
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for (;;) {
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loop();
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serialEventRun();
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}
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return 0;
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}
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