DS2438_SHT2X_DS2438_LPS225HB/DS2438_DS2438.c

   1 // Copyright (c) 2018, 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 //!!!!!Max Program size 7551 Byte\r
  34 \r
  35 #define F_CPU 8000000UL\r
  36 #include <avr/io.h>\r
  37 #include <avr/interrupt.h>\r
  38 #include <util/delay.h>  \r
  39 #include <avr/wdt.h>\r
  40 #include <avr/sleep.h>\r
  41 #include <avr/pgmspace.h>\r
  42 #include "../common/I2C/USI_TWI_Master.h"\r
  43 #include "../common/I2C/LPS225HB.h"\r
  44 #include "../common/I2C/SHT2xV2.h"\r
  45 #include "../common/calibr.h"\r
  46 \r
  47 extern void OWINIT(void);\r
  48 extern void EXTERN_SLEEP(void);\r
  49 \r
  50 \r
  51 \r
  52 volatile uint8_t owid1[8]={0x26, 0x3B, 0xDA, 0x84, 0x00, 0x00, 0x03, 0xA2};/**/\r
  53 volatile uint8_t owid2[8]={0x26, 0x3C, 0xDA, 0x84, 0x00, 0x00, 0x03, 0x27};/**/\r
  54 volatile uint8_t config_info1[26]={0x02,23, 0x05,0x08, 0x2,20, 0x00,0x00, 0x02,29,0x00,29,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};      \r
  55 volatile uint8_t config_info2[26]={0x01,0x06, 0x05,0x08, 0x04,0x07, 0,0, 0x02,0x07,0x00,0x07,0,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};      \r
  56         \r
  57 #if (owid>128) \r
  58 #error "Variable not correct"\r
  59 #endif\r
  60 \r
  61 extern uint8_t mode;\r
  62 extern uint8_t gcontrol;\r
  63 extern uint8_t reset_indicator;\r
  64 extern uint8_t alarmflag;\r
  65 volatile uint8_t wdcounter=1;\r
  66 \r
  67 \r
  68 typedef union {\r
  69         #if  defined(__AVR_ATtiny25__)\r
  70         volatile uint8_t bytes[16];\r
  71         #else\r
  72         volatile uint8_t bytes[64];\r
  73         #endif\r
  74         struct {\r
  75                 uint8_t status;  //1\r
  76                 int16_t temp;  //2\r
  77                 uint16_t voltage;  //4\r
  78                 int16_t current;  //6\r
  79                 uint8_t threshold; //8\r
  80                 union {\r
  81                 uint8_t page1[8]; //9\r
  82                 struct {\r
  83                         uint32_t etm;\r
  84                         uint8_t ica;\r
  85                         uint16_t offset;\r
  86                         uint8_t f1;\r
  87                 };\r
  88                 };\r
  89                 #if  defined(__AVR_ATtiny25__)\r
  90                 #else\r
  91                 union {\r
  92                                 uint8_t page2[8]; //17\r
  93                                 struct  {\r
  94                                 uint32_t dis; \r
  95                                 uint32_t eoc;\r
  96                                 };\r
  97                                 };\r
  98                         \r
  99                 uint8_t page3[8]; //25\r
 100                 \r
 101                 uint8_t page4[8];  //33\r
 102                 uint8_t page5[8];  //41\r
 103                 uint8_t page6[8];  //49\r
 104                 uint8_t page7[8];  //57\r
 105                 \r
 106                 #endif\r
 107         };\r
 108 } pack1_t;\r
 109 volatile pack1_t pack1;\r
 110 \r
 111 \r
 112 \r
 113 \r
 114 typedef union {\r
 115         #if  defined(__AVR_ATtiny25__)\r
 116         volatile uint8_t bytes[16];\r
 117         #else\r
 118         volatile uint8_t bytes[64];\r
 119         #endif\r
 120         struct {\r
 121                 uint8_t status;  //1\r
 122                 int16_t temp;  //2\r
 123                 uint16_t voltage;  //4\r
 124                 int16_t current;  //6\r
 125                 uint8_t threshold; //8\r
 126                 \r
 127                 uint8_t page1[8]; //9\r
 128                 #if  defined(__AVR_ATtiny25__)\r
 129                 #else\r
 130                 uint8_t page2[8]; //17\r
 131                 uint8_t page3[8]; //25\r
 132                 \r
 133                 uint8_t page4[8];  //33\r
 134                 uint8_t page5[8];  //41\r
 135                 uint8_t page6[8];  //49\r
 136                 uint8_t page7[8];  //57\r
 137                 \r
 138                 #endif\r
 139         };\r
 140 } pack2_t;\r
 141 volatile pack2_t pack2;\r
 142 \r
 143 \r
 144 #if  defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__)  || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__)  || defined(__AVR_ATtiny84A__)\r
 145 ISR(WATCHDOG_vect) {\r
 146 #else\r
 147 ISR(WDT_vect) {\r
 148 #endif\r
 149         wdcounter++;\r
 150         if (reset_indicator==1) reset_indicator++;\r
 151         else if (reset_indicator==2) mode=0;\r
 152 }\r
 153 \r
 154 \r
 155 \r
 156 volatile int16_t DS2438_1_TEMP;\r
 157 volatile uint16_t DS2438_1_VAD;\r
 158 volatile int16_t DS2438_2_TEMP;\r
 159 volatile uint16_t DS2438_2_VAD;\r
 160 \r
 161 \r
 162 uint8_t userRegister[1];\r
 163 int16_t sRH,sT;\r
 164 double temperatureC,humidityRH,hhum;\r
 165 double l;\r
 166 uint32_t P;\r
 167 int16_t t;\r
 168 \r
 169 int testSW(void) {\r
 170         uint8_t r;\r
 171         DDRB&=~(1<<PORTB0);  //Eingang\r
 172          __asm__ __volatile__ ("nop"); \r
 173          PORTB|=(1<<PORTB0); //Pullup\r
 174          __asm__ __volatile__ ("nop"); \r
 175          __asm__ __volatile__ ("nop"); \r
 176          __asm__ __volatile__ ("nop"); \r
 177          __asm__ __volatile__ ("nop"); \r
 178          __asm__ __volatile__ ("nop"); \r
 179          r=PINB&(1<<PORTB0);\r
 180          __asm__ __volatile__ ("nop"); \r
 181          PORTB&=~(1<<PORTB0); \r
 182          __asm__ __volatile__ ("nop"); \r
 183         DDRB|=(1<<PORTB0);  //Eingang\r
 184         return (r==0);  //Offen mal HIH4030\r
 185          \r
 186          \r
 187 }\r
 188 \r
 189 \r
 190 int main(void){\r
 191     PRR|=(1<<PRADC);  // adc for save Power\r
 192         PORTA=0xFF;\r
 193         PORTB=0xFF-(1<<PORTB0); //Schalter kann gegen Masse sein und zieht dann immer Strom\r
 194         DDRB|=(1<<PORTB0); //Als Ausgang und 0\r
 195         OWINIT();\r
 196         DDRB|=(1<<PINB1);//Ausgang und 1\r
 197         DDRA|=(1<<PINA0);\r
 198         \r
 199         WDTCSR |= ((1<<WDCE) );   // Enable the WD Change Bit//| (1<<WDE)\r
 200         WDTCSR |=   (1<<WDIE) |              // Enable WDT Interrupt\r
 201         (1<<WDP3) | (1<<WDP0);   // Set Timeout to ~8 seconds\r
 202         \r
 203         MCUSR=0;\r
 204 \r
 205         pack2.page3[0]=0xF1; //Luftfeuchte\r
 206         pack1.page3[0]=0xF4; //Spannung\r
 207 \r
 208 \r
 209         if (testSW()) {\r
 210                 config_info2[5]=12;\r
 211         }else{\r
 212                 config_info2[5]=7;\r
 213         }\r
 214 \r
 215         USI_TWI_Master_Initialise();\r
 216         initSHT2x();\r
 217         _delay_ms(10);\r
 218          LPS225HB_Init();\r
 219         gcontrol=1;\r
 220         sei();\r
 221     while(1)   {\r
 222                 if (gcontrol) {\r
 223                         //wdcounter=3;\r
 224                         gcontrol=0;\r
 225                                 \r
 226                 }\r
 227                 if (wdcounter>3) {  \r
 228                         getSHT2xHumTemp(&temperatureC,&humidityRH);\r
 229                         double RH=calibr_hum(temperatureC,-0.2,humidityRH)*10.0;\r
 230                         double TC =temperatureC *10.0-2;\r
 231 \r
 232 \r
 233                         if (testSW()) {\r
 234                                  DS2438_2_VAD=RH;\r
 235                                  DS2438_2_TEMP=TC*25.6;\r
 236                                  \r
 237                                  config_info2[5]=12;    //10V = 100%\r
 238                         }else{\r
 239                                 hhum=(1.0546-0.000216*TC)*(RH);\r
 240                                 //am2302_hum=0.318*hhum +76.0;\r
 241                                 DS2438_2_VAD=0.31*hhum +80;\r
 242                                 DS2438_2_TEMP=TC*25.6;\r
 243                                 config_info2[5]=7;\r
 244                         }\r
 245                         //DS2438_1_TEMP=DS2438_2_TEMP;\r
 246 \r
 247                         LPS225HB_Readi(&t,&P) ;\r
 248                         P=P-700*(uint32_t)(4096);\r
 249                         P=((double)P/102.4);\r
 250                         //cli();pack.A=ADC;sei();\r
 251                         //cli();DS2438_1_TEMP=P;sei();\r
 252                         DS2438_1_TEMP=P;\r
 253                         P=P/20;\r
 254                         DS2438_1_VAD=P;\r
 255 \r
 256                 //      gcontrol=1;\r
 257                         wdcounter=0;\r
 258                         \r
 259                 }\r
 260         \r
 261                 \r
 262 \r
 263                 \r
 264 #if  defined(__AVR_ATtiny25__)||defined(__AVR_ATtiny45__)  || defined(__AVR_ATtiny85__)\r
 265                         if (((TIMSK & (1<<TOIE0))==0)&& (mode==0))\r
 266 #endif                  \r
 267 #if  defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__)  || defined(__AVR_ATtiny84__) ||defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__)  || defined(__AVR_ATtiny84A__)\r
 268                         if (((TIMSK0 & (1<<TOIE0))==0)&& (mode==0))\r
 269 #endif\r
 270                           {\r
 271 \r
 272                         MCUCR|=(1<<SE)|(1<<SM1);\r
 273                         MCUCR&=~(1<<ISC01);\r
 274                 } else {\r
 275                         MCUCR|=(1<<SE);\r
 276                         MCUCR&=~(1<<SM1);\r
 277                 }\r
 278                 asm("SLEEP");\r
 279    }\r
 280 \r
 281 \r
 282 }\r