int main(void) {
Config_Puertos();
Interrupciones();
SysTick_Config(ticks);
Config_Eintx(eint2, puerto_eint2);
Config_Uart();
Config_ADC();
config_timer(timer1, match1, prescaler1);
while(1) {
if ((botonPanic==1) | (tempSen > tempTemp)) Cooler_ON();
else if (tempSen < (tempTemp-2)) Cooler_OFF();
}
return 0;
}
main()
{
phase=0;
w=2*3.1415927*100; // Frequencia fundamental do sinal gerado = 100Hz
Ts=1/10000.0; // Interrupção do ePWM1 =10kHz -> taxa de amostragem
offset=7500;
j=0;
segundos_count=0;
// Step 1.
InitSysCtrl();
// Step 2. Initialize GPIO:
// This example function is found in the DSP2833x_Gpio.c file and
// illustrates how to set the GPIO to it's default state.
// InitGpio(); // Skipped for this example
// Step 3.
DINT;
// Initialize the PIE control registers to their default state.
InitPieCtrl();
// Disable CPU interrupts and clear all CPU interrupt flags:
IER = 0x0000;
IFR = 0x0000;
// Initialize the PIE vector table with pointers to the shell Interrupt
// Service Routines (ISR).
InitPieVectTable();
// Interrupts that are used in this example are re-mapped to
// ISR functions found within this file.
EALLOW; // This is needed to write to EALLOW protected register
PieVectTable.ADCINT = &adc_isr;
EDIS; // This is needed to disable write to EALLOW protected registers
// Step 4. Initialize all the Device Peripherals:
EALLOW;
SysCtrlRegs.PCLKCR0.bit.TBCLKSYNC = 0; //desabilita clk para ePWMx
EDIS;
InitEPwm1Example(); //Configura ePWM1
EALLOW;
SysCtrlRegs.PCLKCR0.bit.TBCLKSYNC = 1;//habilita clk para ePWMx
EDIS;
InitAdc(); // For this example, init the ADC
Config_ADC(); // For this example, config the ADC
// Step 5. User specific code, enable interrupts:
EALLOW;
GpioDataRegs.GPACLEAR.bit.GPIO31 = 1; // Reset output latch - Turn on LED1
GpioCtrlRegs.GPAMUX2.bit.GPIO31 = 0; // GPIO31 = GPIO31
GpioCtrlRegs.GPADIR.bit.GPIO31 = 1; // GPIO31 = output
GpioDataRegs.GPBCLEAR.bit.GPIO34 = 1; // Reset output latch - Turn on LED2
GpioCtrlRegs.GPBMUX1.bit.GPIO34 = 0; // GPIO34 = GPIO34
GpioCtrlRegs.GPBDIR.bit.GPIO34 = 1; // GPIO34 = output
//Configure ePWM-1 pins using GPIO regs
//Enable internal pull-up for the selected pins */
GpioCtrlRegs.GPAPUD.bit.GPIO0 = 0; // Enable pull-up on GPIO0 (EPWM1A)
GpioCtrlRegs.GPAPUD.bit.GPIO1 = 0; // Enable pull-up on GPIO1 (EPWM1B)
GpioCtrlRegs.GPAMUX1.bit.GPIO0 = 1; // Configure GPIO0 as EPWM1A
GpioCtrlRegs.GPAMUX1.bit.GPIO1 = 1; // Configure GPIO1 as EPWM1B
EDIS;
// Enable ADCINT in PIE
PieCtrlRegs.PIEIER1.bit.INTx6 = 1;
IER |= M_INT1; // Enable CPU Interrupt 1
EINT; // Enable Global interrupt INTM
ERTM; // Enable Global realtime interrupt DBGM
// Wait for ADC interrupt
ConversionCount = 0;
while(1) //loop infinito
{
asm(" NOP");
if(segundos_count >=2)
{
segundos_count=0; //Zera contador de segundos
ConversionCount = 0; // habilita gravação da aquisição nos vetores a cada 2 segundos
A3=A3+200; //Incrementa amplitude do terceiro harmônico - sinal de controle PWM
if (A3>=2000)
A3=0;
}
}
}