DS18B20_CDM7160_DS2438_HDC1080/DS18B20_CDM7160_DS2438_HDC1080.c

   1 // Copyright (c) 2017, Tobias Mueller tm(at)tm3d.de\r
   2 // All rights reserved.\r
   3 //\r
   4 // Redistribution and use in source and binary forms, with or without\r
   5 // modification, are permitted provided that the following conditions are\r
   6 // met:\r
   7 //\r
   8 //  * Redistributions of source code must retain the above copyright\r
   9 //    notice, this list of conditions and the following disclaimer.\r
  10 //  * Redistributions in binary form must reproduce the above copyright\r
  11 //    notice, this list of conditions and the following disclaimer in the\r
  12 //    documentation and/or other materials provided with the\r
  13 //    distribution.\r
  14 //  * All advertising materials mentioning features or use of this\r
  15 //    software must display the following acknowledgement: This product\r
  16 //    includes software developed by tm3d.de and its contributors.\r
  17 //  * Neither the name of tm3d.de nor the names of its contributors may\r
  18 //    be used to endorse or promote products derived from this software\r
  19 //    without specific prior written permission.\r
  20 //\r
  21 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\r
  22 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\r
  23 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\r
  24 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\r
  25 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\r
  26 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\r
  27 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\r
  28 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\r
  29 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\r
  30 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\r
  31 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
  32 \r
  33 \r
  34 #define F_CPU 8000000UL\r
  35 #include <avr/io.h>\r
  36 #include <avr/interrupt.h>\r
  37 #include <util/delay.h>\r
  38 #include <avr/wdt.h>\r
  39 #include <avr/sleep.h>\r
  40 #include <avr/pgmspace.h>\r
  41 #include "../common/I2C/USI_TWI_Master.h"\r
  42 #include "../common/I2C/HDC1080.h"\r
  43 #include "../common/calibr.h"\r
  44 #include "../common/I2C/CDM7160.h"\r
  45 \r
  46 extern void OWINIT();\r
  47 extern void EXTERN_SLEEP();\r
  48 \r
  49 \r
  50 uint8_t owid1[8]={0x28, 0xA3, 0xD9, 0x84, 0x00, 0x17, 0x05, 0xDC};/**/\r
  51 uint8_t owid2[8]={0x26, 0xA3, 0xD9, 0x84, 0x00, 0x17, 0x05, 0xA3};/**/\r
  52 uint8_t config_info1[26]={10,13, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x02,16,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};\r
  53 uint8_t config_info2[26]={0x01,0x06, 0x05,0x08, 0x04,0x07, 0x00,0x00, 0x02,11,0x00,11,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};\r
  54         \r
  55 \r
  56 extern uint8_t mode;\r
  57 extern uint8_t gcontrol;\r
  58 extern uint8_t reset_indicator;\r
  59 extern uint8_t alarmflag;\r
  60 \r
  61 volatile uint8_t wdcounter=5;\r
  62 \r
  63 typedef union {\r
  64         volatile uint8_t bytes[8];\r
  65         struct {\r
  66                 uint16_t temp;  //0\r
  67                 uint8_t TH;  //2\r
  68                 uint8_t TL;  //3\r
  69                 uint8_t config;  //4\r
  70                 uint8_t rrFF; //5\r
  71                 uint8_t rr00; //6\r
  72                 uint8_t rr10; //7\r
  73         };\r
  74 } pack1_t;\r
  75 volatile pack1_t pack1;\r
  76 \r
  77 typedef union {\r
  78 \r
  79         volatile uint8_t bytes[64];\r
  80         struct {\r
  81                 uint8_t status;  //1\r
  82                 int16_t temp;  //2\r
  83                 uint16_t voltage;  //4\r
  84                 uint16_t current;  //6\r
  85                 uint8_t threshold; //8\r
  86                 \r
  87                 uint8_t page1[8]; //9\r
  88                 uint8_t page2[8]; //17\r
  89                 uint8_t page3[8]; //25\r
  90                 uint8_t page4[8];  //33\r
  91                 uint8_t page5[8];  //41\r
  92                 uint8_t page6[8];  //49\r
  93                 uint8_t page7[8];  //57\r
  94                 //uint8_t crc;  //65\r
  95         };\r
  96 } pack2_t;\r
  97 volatile pack2_t pack2;\r
  98 \r
  99 \r
 100 \r
 101 volatile int16_t am2302_temp;\r
 102 volatile uint16_t am2302_hum;\r
 103 \r
 104 uint8_t userRegister[1];\r
 105 int16_t sRH,sT;\r
 106 double temperatureC,humidityRH;\r
 107 volatile double l;\r
 108 \r
 109 #if  defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__)  || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__)  || defined(__AVR_ATtiny84A__)\r
 110 ISR(WATCHDOG_vect) {\r
 111 #else\r
 112 ISR(WDT_vect) {\r
 113 #endif \r
 114         wdcounter++;\r
 115         if (reset_indicator==1) reset_indicator++;\r
 116         else if (reset_indicator==2) mode=0;\r
 117 \r
 118 \r
 119 }\r
 120 \r
 121 int testSW(void) {\r
 122         uint8_t r;\r
 123         DDRB&=~(1<<PORTB0);  //Eingang\r
 124          __asm__ __volatile__ ("nop"); \r
 125          PORTB|=(1<<PORTB0); //Pullup\r
 126          __asm__ __volatile__ ("nop"); \r
 127          __asm__ __volatile__ ("nop"); \r
 128          __asm__ __volatile__ ("nop"); \r
 129          __asm__ __volatile__ ("nop"); \r
 130          __asm__ __volatile__ ("nop"); \r
 131          r=PINB&(1<<PORTB0);\r
 132          __asm__ __volatile__ ("nop"); \r
 133          PORTB&=~(1<<PORTB0); \r
 134          __asm__ __volatile__ ("nop"); \r
 135         DDRB|=(1<<PORTB0);  //Eingang\r
 136         return (r==0);\r
 137          \r
 138          \r
 139 }\r
 140 \r
 141 int main(void){\r
 142      PRR|=(1<<PRADC);  // adc for save Power\r
 143         PORTA=0xFF;\r
 144         PORTB=0xFF-(1<<PORTB0); //Schalter kann gegen Masse sein und zieht dann immer Strom\r
 145         DDRB|=(1<<PORTB0); //Als Ausgang und 0\r
 146         \r
 147         \r
 148         OWINIT();\r
 149 \r
 150         DDRB|=(1<<PINB1);\r
 151         PORTB&=~(1<<PINB1);\r
 152         PORTA&=~(1<<PINA0);\r
 153 \r
 154         ACSR|=(1<<ACD);  //Disable Comparator\r
 155         ADCSRB|=(1<<ACME); //Disable Analog multiplexer\r
 156         MCUCR &=~(1<<PUD); //All Pins Pullup...\r
 157         MCUCR |=(1<<BODS);\r
 158 \r
 159         \r
 160         WDTCSR |= ((1<<WDCE) );   // Enable the WD Change Bit//| (1<<WDE)\r
 161         WDTCSR |=   (1<<WDIE) |              // Enable WDT Interrupt\r
 162         (1<<WDP3) | (1<<WDP0);   // Set Timeout to ~8 seconds\r
 163          if (testSW()) {\r
 164                 config_info2[5]=8;\r
 165         }else{\r
 166                 config_info2[5]=7;\r
 167          }\r
 168         \r
 169     uint8_t i;\r
 170     for(i=0;i<64;i++) pack2.bytes[i]=0;\r
 171         MCUSR=0;\r
 172         USI_TWI_Master_Initialise();\r
 173         HDC1080_Init();\r
 174         HDC1080_Readf(&temperatureC,&humidityRH);\r
 175         \r
 176         CDM7160setMode(0); //Power Down Mode\r
 177         CDM7160setAvCount(0x3F);\r
 178         CDM7160setFMode(1);\r
 179         pack1.temp=CDM7160getCO2();\r
 180         CDM7160setMode(1);\r
 181         gcontrol=1;\r
 182         \r
 183         sei();\r
 184         \r
 185          while(1)   {\r
 186                  if (gcontrol) {\r
 187                          wdcounter=3;\r
 188                          //gcontrol=0;\r
 189                  }\r
 190                  if (wdcounter>2) {\r
 191                          //PORTB|=(1<<PINB1); //Dauer 440ms\r
 192                          HDC1080_Readf(&temperatureC,&humidityRH);\r
 193 \r
 194                         // humidityRH = calibr_hum(temperatureC,-0.2,humidityRH)*10.0;\r
 195                         // temperatureC-=0.2;\r
 196                         humidityRH*=10.0;\r
 197                          temperatureC*=10.0;\r
 198                         /* if (testSW()) {*/\r
 199                                  am2302_hum= humidityRH;\r
 200                                  am2302_temp=temperatureC*25.6;\r
 201                                  //am2302_temp=am2302_temp-45;\r
 202                                  config_info2[5]=12;    \r
 203                                  \r
 204 /*                       }else{*/\r
 205                                  \r
 206                         /*      double hhum=(1.0546-0.000216*temperatureC)*(humidityRH);\r
 207                                 //am2302_hum=0.318*hhum +76.0;\r
 208                                 am2302_hum=0.31*hhum +80;\r
 209                                 am2302_temp=temperatureC*25.6;\r
 210                                 //am2302_temp=am2302_temp-45;\r
 211                                 config_info2[5]=7;*/\r
 212                          //}\r
 213                          //PORTB&=~(1<<PINB1);\r
 214                          wdcounter=0;\r
 215                  }\r
 216 \r
 217                  if ((gcontrol&1)==1) {\r
 218                          \r
 219                         volatile uint16_t l=CDM7160getCO2();    \r
 220                         uint16_t w=l;\r
 221                         uint8_t t8=w>>4;\r
 222                         uint8_t af=0;\r
 223                         if (t8>pack1.TH) af=1;\r
 224                         if (t8<=pack1.TL) af=1;\r
 225                         cli();\r
 226                         pack1.temp=w;\r
 227                         //pack.temp++;\r
 228                         alarmflag=af;\r
 229                         sei();\r
 230                         //CDM7160setMode(0);\r
 231                         //EXTERN_SLEEP();\r
 232                  }\r
 233                  if (gcontrol) {\r
 234                          gcontrol=0;\r
 235                          \r
 236                  }\r
 237 \r
 238                 if (((TIMSK0 & (1<<TOIE0))==0)&& (mode==0))       {\r
 239                         MCUCR|=(1<<SE)|(1<<SM1);\r
 240                         MCUCR&=~(1<<ISC01);\r
 241                 } else {\r
 242                         MCUCR|=(1<<SE);\r
 243                         MCUCR&=~(1<<SM1);\r
 244                 }\r
 245                 asm("SLEEP");\r
 246         }\r
 247 \r
 248 \r
 249 }