void main()
{
SET_TRIS_A(0b00000001);
SETUP_ADC_PORTS(AN0);
SETUP_ADC(ADC_CLOCK_INTERNAL);
ENABLE_INTERRUPTS(GLOBAL | INT_TIMER0);
SETUP_TIMER_0(RTCC_INTERNAL | RTCC_8_BIT| RTCC_DIV_16);
SET_TIMER0(100);
while(true)
{
SET_ADC_CHANNEL(0); //Configura o canal de leitura 0
delay_us(100); //Tempo de ajuste do canal (necessário)
ad0 = READ_ADC(); //Faz a conversão AD e a salva na variável ad0
ad0 = (ad0 * 5000)/1023;
d1 = ad0/1000;
d2 = (ad0/100) % 10;
d3 = (ad0/10) % 10;
delay_ms(500);
}
}
void main(){
OUTPUT_LOW(LCD_RW); //Che do ghi
LCD_Init(); //Khoi tao LCD
LCD_PutCmd(0x01); //Xoa man hinh
ENABLE_INTERRUPTS(INT_TIMER0); //Kich hoat ngat ngoai
SETUP_TIMER_0(RTCC_INTERNAL|RTCC_DIV_32); //Xung kich noi va chia truoc 32
ENABLE_INTERRUPTS(GLOBAL); //Cho phep ngat toan cuc
SET_TIMER0(100); //Bat dau dem tu 100, khi tran Timer0 duoc 1ms
while (True){ //Duy tri hoat dong cua vi dieu khien
if (dem > N_max){
dem = 0;
LCD_PutCmd(0x01);
}
LCD_SetPosition(0x00); //Cot 1 dong 1
LCD_PutChar("Dem so:");
LCD_SetPosition(0x07); //Cot 8 dong 1
printf(LCD_PutChar,"%lu",dem);
}
}
void main ()
{
OUTPUT_B(0x00); // Apaga todos os leds da porta D
/* Configura o Timer 0 para contagem interna e prescaler de 1:256 */
SETUP_TIMER_0(RTCC_EXT_H_TO_L | RTCC_DIV_2);
/* Inicializa Timer 0 com o valor 61 */
SET_TIMER0(250);
while(true) //Loop principal
{
if (T0IF) //Se o bit T0IF for igual a 1
{
T0IF = 0; //Faz o bit igual a 0
SET_TIMER0(250); //Retoma o valor inicial do Timer 0
OUTPUT_B(leds=~leds); //Inverte a situação dos Leds
}
}
}
void main(){
TRISE = 0x00; //Chan OUTPUT
ENABLE_INTERRUPTS(INT_TIMER0); //Kich hoat ngat tran Timer0
SETUP_TIMER_0(RTCC_INTERNAL|RTCC_DIV_32); //Xung kich noi va chia truoc 32
ENABLE_INTERRUPTS(GLOBAL); //Cho phep ngat toan cuc
SET_TIMER0(100); //Bat dau dem tu 100, khi tran Timer0 duoc 1ms
while (True){ //Duy tri hoat dong cua vi dieu khien
;
}
}
void Ngat_Timer0(){
SET_TIMER0(100);
//Xu ly chuong trinh ngat
++count; //Tang gia tri bien dem
if (count == 1000){
CLEAR_INTERRUPT(INT_TIMER0); //Xoa co ngat
DISABLE_INTERRUPTS(GLOBAL); //vo hieu hoa ngat toan cuc
count = 0;
PORTE = ~PORTE;
ENABLE_INTERRUPTS(GLOBAL); //Cho phep ngat toan cuc
}
}
void Ngat_Timer0(){
SET_TIMER0(100);
//Xu ly chuong trinh ngat
count++; //Tang gia tri bien dem
if (count == sleep){
CLEAR_INTERRUPT(INT_TIMER0); //Xoa co ngat
DISABLE_INTERRUPTS(GLOBAL); //vo hieu hoa ngat toan cuc
count = 0;
dem++; //Tang gia tri cua bien dem len
ENABLE_INTERRUPTS(GLOBAL); //Cho phep ngat toan cuc
}
}
void trata_t0()
{
conta++;
if (conta>3) conta = 1;
switch(conta)
{
case 1: OUTPUT_B(digito[d1] | 0b10000000);
OUTPUT_A(0b00000000);
OUTPUT_C(0b00000001);
break;
case 2: OUTPUT_B(digito[d2]);
OUTPUT_C(0b00000010);
break;
case 3: OUTPUT_B(digito[d3]);
OUTPUT_C(0b00000000);
OUTPUT_A(0b00100000);
break;
}
SET_TIMER0(100);
}
