int hardwareSetup()
{
int retval;
/*
GPIO 110 ==> JTAG_TMS
GPIO 112 ==> JTAG_TDI
GPIO 114 ==> JTAG_TCK
GPIO 115 ==> JTAG_TDO
*/
printf("doing hardware setup\n");
retval = setupGPIO(110, "out", &fvTMS);
if(retval) { return retval; }
retval = setupGPIO(112, "out", &fvTDI);
if(retval) { return retval; }
retval = setupGPIO(114, "out", &fvTCK);
if(retval) { return retval; }
retval = setupGPIO(115, "in", &fvTDO);
if(retval) { return retval; }
retval = 0;
return retval;
}
/* Your code will start executing here */
int main(void)
{
/* Call the peripheral setup functions */
setupDAC();
enableDAC();
setupGPIO();
if (energyEfficient) {
setupLETimer(); //We don't supply a period here because we want the default value
enableLETimer();
}
else {
setupNormalTimer(HIGH_ENERGY_FREQUENCY / BITRATE);
}
/* Enable interrupt handling */
setupNVIC();
/* TODO for higher energy efficiency, sleep while waiting for interrupts
instead of infinite loop for busy-waiting
*/
if (energyEfficient) *SCR = 6;
else __asm("wfi");
return 0;
}
void RaspRPM::prepareGPIOs()
{
if (wiringPiSetup() == -1)
{
perror("wiringPiSetup");
exit(1);
}
for (size_t i = 0; i < _computers.size(); i++)
{
fprintf(stderr, "Configure computer '%s':\n", _computers.at(i).name.toUTF8().c_str());
setupGPIO("power LED", INPUT, _computers.at(i).powerLed);
setupGPIO("power switch", OUTPUT, _computers.at(i).powerSwitch);
setupGPIO("ATX power", OUTPUT, _computers.at(i).atxSwitch);
fprintf(stderr, "\n");
}
}
int main(void) {
setupSleep(0b110);
setupGPIO();
setupNVIC();
// playSong(&SCOM, 0x24FF);
// wfi();
return 0;
}
int main(int argc, char *argv[])
{
int fd30;
// First enable GPIO30
fd30 = setupGPIO("30","out");
int i;
for (i=0; i < 10; i++) {
tickTock(fd30);
}
close(fd30);
// freeGPIO("30");
return 0;
}
/* Your code will start executing here */
int main(void)
{
/* Call the peripheral setup functions */
setupGPIO();
setupDAC();
setupTimer(SAMPLE_PERIOD);
/*
* Deep sleep while waiting for interrupts
*/
*SCR = 6; //0110
__asm volatile ("wfi");
return 0;
}
int main(void)
{
setupGPIO(); //Setup general purpose input/output
setupDAC(); //Setup digital to analog converter
setupTimer(); //Setup timer
/*page 140 manual. Used to prescale the clock.
*Only used for testing purposes*/
//*CMU_HFPERCLKDIV = (1<<8) | (4 << 0);
//Setup ability to deep sleep
*SETUP_SCR |= 6;
while(1)
{
wfi(); //call wait for inerrupt
}
return 0;
}
int main(void)
{
/* Call the peripheral setup functions */
setupGPIO();
setupDAC();
setupTimer(SAMPLE_PERIOD);
/* Enable interrupt handling */
*SCR = 2;
setupNVIC();
__asm volatile("wfi");
/* TODO for higher energy efficiency, sleep while waiting for interrupts
instead of infinite loop for busy-waiting
*/
while(1);
return 0;
}
mraa_gpio_context setupGPIOIn( int pinNumber ) {
return setupGPIO( pinNumber, MRAA_GPIO_IN );
}
mraa_gpio_context setupGPIOOut( int pinNumber ) {
return setupGPIO( pinNumber, MRAA_GPIO_OUT );
}
