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| 1 | /* | |
| 2 | * main.c | |
| 3 | * | |
| 4 | * Utworzone dnia: 2012-04-22 | |
| 5 | * Autor: Mesho | |
| 6 | * E-mail: [email protected] | |
| 7 | */ | |
| 8 | ||
| 9 | #include <avr/io.h> | |
| 10 | #include <avr/pgmspace.h> | |
| 11 | #include <avr/eeprom.h> | |
| 12 | #include <util/delay.h> | |
| 13 | #include <stdint.h> | |
| 14 | #include <avr/interrupt.h> | |
| 15 | #include "1Wire/ds18x20.h" //obsluga czujnika temperatury | |
| 16 | #include "piny.h" | |
| 17 | uint8_t czujniki_cnt; //czujniki | |
| 18 | uint8_t subzero, cel, cel_fract_bits; //wyniki pomiaru | |
| 19 | uint16_t pm, pm1; //pomiar z fotorezystora | |
| 20 | ||
| 21 | ||
| 22 | //zmienne pomocnicze do wyswietlania temperatury | |
| 23 | uint8_t cy1, cy2; | |
| 24 | //funkcja gaszenia wszystkich ledów | |
| 25 | void clean_led(void); | |
| 26 | void init_led(void); | |
| 27 | //pomiar ADC do fotorezystora | |
| 28 | uint16_t pomiar(uint8_t kanal); | |
| 29 | ||
| 30 | ||
| 31 | int main(void) | |
| 32 | {
| |
| 33 | //ustaw wszystkie wyjscia i inne | |
| 34 | init_led(); | |
| 35 | //wygaszenie ledów | |
| 36 | clean_led(); | |
| 37 | //poszukiwanie czujników | |
| 38 | czujniki_cnt = search_sensors(); | |
| 39 | ||
| 40 | while(1) | |
| 41 | {
| |
| 42 | czujniki_cnt = search_sensors(); | |
| 43 | _delay_ms(50); | |
| 44 | DS18X20_start_meas( DS18X20_POWER_PARASITE, NULL ); | |
| 45 | _delay_ms(750); | |
| 46 | if( DS18X20_OK == DS18X20_read_meas(gSensorIDs[0], &subzero, &cel, &cel_fract_bits) ) | |
| 47 | {
| |
| 48 | - | if(cel>10) cy1 = cel/10; |
| 48 | + | if(cel>10) cy1 = cel/10; |
| 49 | - | if(cel<10) cy1 = 10; //jak temp<10 nie wyswietlaj 0 |
| 49 | + | if(cel<10) cy1 = 10; //jak temp<10 nie wyswietlaj 0 |
| 50 | cy2 = cel%10; //znak jedności | |
| 51 | if(subzero) minus_on; //jezeli temperatura ponizej zera, zapal minus | |
| 52 | else minus_off; | |
| 53 | } | |
| 54 | ||
| 55 | clean_led(); //gaszenie ledów | |
| 56 | //wyswietlanie cyfry dziesietnej | |
| 57 | switch(cy1) | |
| 58 | {
| |
| 59 | case 1: | |
| 60 | PORTD = B1 | C1; | |
| 61 | break; | |
| 62 | case 2: | |
| 63 | PORTD = A1 | B1 | G1| E1 | D1; | |
| 64 | break; | |
| 65 | case 3: | |
| 66 | PORTD = A1 | B1 | G1 | C1 | D1; | |
| 67 | break; | |
| 68 | case 4: | |
| 69 | PORTD = F1 | G1 | B1 | C1; | |
| 70 | break; | |
| 71 | case 5: | |
| 72 | PORTD = A1 | F1 | G1 | C1 |D1; | |
| 73 | break; | |
| 74 | case 6: | |
| 75 | PORTD = A1 | F1 | G1 | C1 | D1| E1; | |
| 76 | break; | |
| 77 | case 7: | |
| 78 | PORTD = A1 | B1 | C1; | |
| 79 | break; | |
| 80 | case 8: | |
| 81 | PORTD = A1 | B1 | C1 | D1 | E1 | F1 | G1; | |
| 82 | break; | |
| 83 | case 9: | |
| 84 | PORTD = A1 | B1 | C1 | D1 | F1 | G1; | |
| 85 | break; | |
| 86 | case 0: | |
| 87 | PORTD = A1 | B1 | C1 | D1 | E1 | F1; | |
| 88 | break; | |
| 89 | case 10: | |
| 90 | PORTD &= ~(A1 | B1 | C1 | D1 | E1 | F1 | G1); | |
| 91 | break; | |
| 92 | } | |
| 93 | //wyswietlanie cyfry jednosci | |
| 94 | switch(cy2) | |
| 95 | {
| |
| 96 | case 1: | |
| 97 | - | PORTC = B2|C2; |
| 97 | + | PORTC = B2|C2; |
| 98 | break; | |
| 99 | case 2: | |
| 100 | PORTC = A2 | B2 | E2 | D2; | |
| 101 | PORTB = G2; | |
| 102 | break; | |
| 103 | case 3: | |
| 104 | - | PORTC = A2| B2 | C2 | D2; |
| 104 | + | PORTC = A2| B2 | C2 | D2; |
| 105 | - | PORTB = G2; |
| 105 | + | |
| 106 | break; | |
| 107 | case 4: | |
| 108 | PORTC = B2 | C2; | |
| 109 | PORTB = G2 | F2; | |
| 110 | break; | |
| 111 | case 5: | |
| 112 | PORTC = A2 | C2 | D2; | |
| 113 | PORTB = G2 | F2; | |
| 114 | break; | |
| 115 | case 6: | |
| 116 | PORTC = A2 | C2 | D2| E2; | |
| 117 | PORTB = G2 | F2; | |
| 118 | break; | |
| 119 | case 7: | |
| 120 | PORTC = A2 | B2 | C2; | |
| 121 | break; | |
| 122 | case 8: | |
| 123 | PORTC = A2 | B2 | C2 | D2 | E2; | |
| 124 | PORTB = G2|F2; | |
| 125 | break; | |
| 126 | case 9: | |
| 127 | PORTC = A2 | B2 | C2 | D2; | |
| 128 | PORTB = G2|F2; | |
| 129 | break; | |
| 130 | case 0: | |
| 131 | PORTC = A2 | B2 | C2 | D2 | E2; | |
| 132 | PORTB = F2; | |
| 133 | break; | |
| 134 | case 10: | |
| 135 | PORTC &= ~(A2 | B2 | C2 | D2 | E2); | |
| 136 | PORTB &= ~(G2|F2); | |
| 137 | break; | |
| 138 | } | |
| 139 | ||
| 140 | ||
| 141 | //czujnik zmierzchowy | |
| 142 | pm = pomiar(0); | |
| 143 | pm1 = 170; | |
| 144 | if(pm > 320) | |
| 145 | {
| |
| 146 | noc_off; | |
| 147 | noc2_off; | |
| 148 | } | |
| 149 | if(pm < pm1) | |
| 150 | {
| |
| 151 | noc_on; | |
| 152 | } | |
| 153 | ||
| 154 | } | |
| 155 | } | |
| 156 | ||
| 157 | //*********** Przygotowanie wyjsc i ADC ********// | |
| 158 | void init_led(void) | |
| 159 | {
| |
| 160 | //ustawienie ADC | |
| 161 | - | ADMUX |= ((1<<REFS0)| (1<<REFS1)); |
| 161 | + | ADMUX |= ((1<<REFS0)| (1<<REFS1)); |
| 162 | - | ADCSRA |= (1<<ADEN)|(1<<ADPS1)|(1<<ADPS0); |
| 162 | + | ADCSRA |= (1<<ADEN)|(1<<ADPS1)|(1<<ADPS0); |
| 163 | - | //ustawienie wszystkich ledów jako wyjścia |
| 163 | + | //ustawienie wszystkich ledów jako wyjścia |
| 164 | DDRD |= A1 | B1 | C1 | D1 | E1 | F1 | G1; | |
| 165 | - | DDRC |= A2 | B2 | C2 | D2 | E2; |
| 165 | + | DDRC |= A2 | B2 | C2 | D2 | E2; |
| 166 | - | DDRB |= G2|F2; |
| 166 | + | DDRB |= G2|F2; |
| 167 | DDRB |= minus|noc|noc2; //znak minusa | |
| 168 | //wygaszenie na początek | |
| 169 | noc_off; | |
| 170 | noc2_off; | |
| 171 | minus_off; | |
| 172 | } | |
| 173 | ||
| 174 | //*********** Gaszenie ledów *******************// | |
| 175 | void clean_led(void) | |
| 176 | {
| |
| 177 | PORTD &= ~(A1 | B1 | C1 | D1 | E1 | F1 | G1); | |
| 178 | PORTC &= ~(A2 | B2 | C2 | D2 | E2); | |
| 179 | PORTB &= ~(G2|F2); | |
| 180 | } | |
| 181 | ||
| 182 | //********** Pomiar ADC ***********************// | |
| 183 | uint16_t pomiar(uint8_t kanal) | |
| 184 | ||
| 185 | {
| |
| 186 | ADMUX |= (ADMUX & 0xF8) | kanal; | |
| 187 | ||
| 188 | ADCSRA |= (1<<ADSC); | |
| 189 | ||
| 190 | while( ADCSRA & (1<<ADSC) ); | |
| 191 | ||
| 192 | return ADCW; | |
| 193 | ||
| 194 | } | |
| 195 | ||
| 196 | ||
| 197 | ||
| 198 | ||
| 199 | ||
| 200 | /* | |
| 201 | * piny.h | |
| 202 | * | |
| 203 | * Utworzone dnia: 2012-05-11 | |
| 204 | * Autor: Mesho | |
| 205 | * E-mail: [email protected] | |
| 206 | */ | |
| 207 | ||
| 208 | #ifndef PINY_H_ | |
| 209 | #define PINY_H_ | |
| 210 | ||
| 211 | //znak minusowej temperatury | |
| 212 | #define minus (1<<PB1) | |
| 213 | #define minus_on PORTB |= minus | |
| 214 | #define minus_off PORTB &= ~minus | |
| 215 | #define minus_tog PORTB ^= minus | |
| 216 | ||
| 217 | //przełącznik zmierzchowy | |
| 218 | #define noc (1<<PB2) | |
| 219 | #define noc_on PORTB |= noc | |
| 220 | #define noc_off PORTB &= ~noc | |
| 221 | ||
| 222 | //drugi przełącznik zmierzchowy | |
| 223 | #define noc2 (1<<PB3) | |
| 224 | #define noc2_on PORTB |= noc2 | |
| 225 | #define noc2_off PORTB &= ~noc2 | |
| 226 | ||
| 227 | ||
| 228 | //cyfra dziesiątek | |
| 229 | #define A1 (1<<PD0) | |
| 230 | #define B1 (1<<PD1) | |
| 231 | #define C1 (1<<PD2) | |
| 232 | #define D1 (1<<PD3) | |
| 233 | #define E1 (1<<PD4) | |
| 234 | #define F1 (1<<PD5) | |
| 235 | #define G1 (1<<PD6) | |
| 236 | //cyfra jednosci | |
| 237 | #define A2 (1<<PC5) | |
| 238 | #define B2 (1<<PC4) | |
| 239 | #define C2 (1<<PC3) | |
| 240 | #define D2 (1<<PC2) | |
| 241 | #define E2 (1<<PC1) | |
| 242 | #define F2 (1<<PB5) | |
| 243 | #define G2 (1<<PB4) | |
| 244 | ||
| 245 | ||
| 246 | #endif /* PINY_H_ */ |