Subversion Repositories NaviCtrl

// the handler will be cyclic called by the timer 1 ISR

// the handler will be cyclic called by the timer 1 ISR

// used is for critical timing parts that normaly would handled 

// used is for critical timing parts that normaly would handled 

// within the main loop that could block longer at logging activities

// within the main loop that could block longer at logging activities

void EXTIT3_IRQHandler(void)

void EXTIT3_IRQHandler(void)

{

{

        VIC_SWITCmd(EXTIT3_ITLine,DISABLE); // clear pending bit

        I2C1_UpdateCompass();   // update compass communication 

        I2C1_UpdateCompass();   // update compass communication 

        VIC_SWITCmd(EXTIT3_ITLine,DISABLE); // clear pending bit

        Analog_Update();                // get new ADC values

        VIC_ITCmd(EXTIT3_ITLine, ENABLE); // enable irq

        IDISABLE;

}

}

//----------------------------------------------------------------------------------------------------

//----------------------------------------------------------------------------------------------------

        // initialize fat16 partition on sd card (needs Timer 1)

        // initialize fat16 partition on sd card (needs Timer 1)

        // ---------- Prepare the isr driven 

        // ---------- Prepare the isr driven 

        // set to absolute lowest priority

        // set to absolute lowest priority

        // enanble interrupts

        // enable interrupts

    VIC_ITCmd(EXTIT3_ITLine, ENABLE);

    VIC_ITCmd(EXTIT3_ITLine, ENABLE);

        for (;;) // the endless main loop

        for (;;) // the endless main loop

                        if(SerialLinkOkay < 250 - 5) NCFlags |= NC_FLAG_NOSERIALLINK; // 5 seconds timeout for serial communication

                        if(SerialLinkOkay < 250 - 5) NCFlags |= NC_FLAG_NOSERIALLINK; // 5 seconds timeout for serial communication

                        else NCFlags &= ~NC_FLAG_NOSERIALLINK;

                        else NCFlags &= ~NC_FLAG_NOSERIALLINK;

                }

                }

                // ---------------- Logging  ---------------------------------------

                // ---------------- Logging  ---------------------------------------

                Logging_Update();  // could be block some time for at max. 2 seconds, therefore move time critical part of the mainloop into the ISR of timer 1

                Logging_Update();  // could be block some time for at max. 2 seconds, therefore move time critical part of the mainloop into the ISR of timer 1

        }

        }

}

}