Re: PWM 0-25V 3A
Вы не сможете открыть монитор порта. Поэтому выведу измерение на TM1637
// 0-25V 3A
#define KALL_U 7.405
#define CLK PB4 // TM1637 D11
#define DIO PB3 // TM1637 D12
#include <EEPROM.h>
float u,u_iz;
int reg;
bool w=1,w1,out=0;
unsigned long times;
void setup(){
u = float(EEPROM.read(0))/10.0;
Serial.begin(9600);
// TIMER_1 D9 OUTPUT
DDRB |= (1 << PB1)|(1<<PB5); // D9 output pwm | D13 led error
DDRD |= (1<<PD2); // D2 RELE
PORTD |= (1<<PD3)|(1<<PD4)|(1<<PD5);
PORTB |= (1<<PB1);
noInterrupts();
TCCR1A = 0;TCCR1B = 0;
TCCR1A |= (1 << COM1A1) | (1 << COM1A0) | (1 << WGM11);
TCCR1B |= (1 << WGM13) | (1 << WGM12) | (1 << CS10);
TCKCSR = 1 << F2XEN | 1 << TC2XS1;
ICR1 = 5000;
OCR1A =0;
interrupts();
ADMUX = 0b000;
ADCSRD |= 1 << REFS2;
ADCSRA |= 1 << ADEN | 1 << ADSC | 1 << ADATE | 0b111;
delay(300);
PORTD &=~ (1 << PD2);
}
void loop(){
while((ADCSRA & (1 << ADIF)) == 0);
int u_data = (ADCL|ADCH << 8);
tm_print(u_data,0,5);
delay(1000);
}
void tm_dec(byte dig){
for(byte i = 0; i < 8; i++) {
DDRB |= (1 << CLK);del();
if (dig & 0x01)
DDRB &= ~(1 << DIO);
else
DDRB |= (1 << DIO);del();
DDRB &= ~(1 << CLK);del();
dig = dig >> 1;
}
DDRB |= (1 << CLK);
DDRB &= ~(1 << DIO);del();
DDRB &= ~(1 << CLK);del();
if (((PINB >> DIO) & 1) == 0)
DDRB |= (1 << DIO);del();
DDRB |= (1 << CLK);del();
}
void tm_stop(){
DDRB |= (1 << DIO);del();
DDRB &= ~(1 << CLK);del();
DDRB &= ~(1 << DIO);del();
}
void tm_start(){
DDRB |= (1 << DIO);del();
}
void tm_print(int t, byte pd_t, int br){
tm_start();tm_dec(0b10001000 + br);
tm_dec(0x40);tm_stop();tm_start();
int data0 = t / 1000 % 10;
int data1 = t / 100 % 10;
int data2 = t / 10 % 10;
int data3 = t % 10;
for(byte n = 0; n < 4; n++){
int data;
switch(n){
case 0: data= data1;break;
case 1: data = data1;break;
case 2: data = data2;break;
case 3: data = data3;break;
}
switch(data){ // XGFEDCBA
case 0: data = 0b00111111;break; // 0
case 1: data = 0b00000110;break; // 1
case 2: data = 0b01011011;break; // 2
case 3: data = 0b01001111;break; // 3
case 4: data = 0b01100110;break; // 4
case 5: data = 0b01101101;break; // 5
case 6: data = 0b01111101;break; // 6
case 7: data = 0b00000111;break; // 7
case 8: data = 0b01111111;break; // 8
case 9: data = 0b01101111;break; // 9
case 10: data = 0b00000000;break; // пусто
case 11: data = 0b01000000;break; // -
case 12: data = 0b00111110;break; // U
}
if(n == 0){data0 = data;}
if(n == 1){data1 = data;}
if(n == 2){data2 = data;}
if(n == 3){data3 = data;}
}
switch(pd_t){
case 1 : data2 = data2+0b10000000;break;
case 2 : data1 = data1+0b10000000;break;
case 3 : data0 = data0+0b10000000;break;
}
tm_dec(0xC0);tm_dec(data0);tm_dec(data1);tm_dec(data2);tm_dec(data3);tm_stop();
}
void del(){delayMicroseconds(100);} 
