DS2450/DS2450.c

   1 \r
   2 // Copyright (c) 2015, Tobias Mueller tm(at)tm3d.de\r
   3 // All rights reserved.\r
   4 //\r
   5 // Redistribution and use in source and binary forms, with or without\r
   6 // modification, are permitted provided that the following conditions are\r
   7 // met:\r
   8 //\r
   9 //  * Redistributions of source code must retain the above copyright\r
  10 //    notice, this list of conditions and the following disclaimer.\r
  11 //  * Redistributions in binary form must reproduce the above copyright\r
  12 //    notice, this list of conditions and the following disclaimer in the\r
  13 //    documentation and/or other materials provided with the\r
  14 //    distribution.\r
  15 //  * All advertising materials mentioning features or use of this\r
  16 //    software must display the following acknowledgement: This product\r
  17 //    includes software developed by tm3d.de and its contributors.\r
  18 //  * Neither the name of tm3d.de nor the names of its contributors may\r
  19 //    be used to endorse or promote products derived from this software\r
  20 //    without specific prior written permission.\r
  21 //\r
  22 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\r
  23 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\r
  24 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\r
  25 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\r
  26 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\r
  27 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\r
  28 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\r
  29 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\r
  30 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\r
  31 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\r
  32 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\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 \r
  42 extern void OWINIT();\r
  43 extern void EXTERN_SLEEP();\r
  44 \r
  45 uint8_t owid[8]={0x20, 0xA2, 0xD9, 0x84, 0x00, 0x16, 0x02, 0x5D};/**/\r
  46 uint8_t config_info[16]={0x06,0x09,0x06,0x09,0x06,0x09,0x06,0x09,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00};\r
  47 \r
  48 #if (owid>128) \r
  49 #error "Variable not correct"\r
  50 #endif\r
  51 \r
  52 extern uint8_t mode;\r
  53 extern uint8_t gcontrol;\r
  54 extern uint8_t reset_indicator;\r
  55 extern uint8_t alarmflag;\r
  56 \r
  57 \r
  58 typedef union {\r
  59         volatile uint8_t bytes[0x20];\r
  60         struct {\r
  61                 //Page0\r
  62                 uint16_t A;  //0\r
  63                 uint16_t B;  //2\r
  64                 uint16_t C;  //4\r
  65                 uint16_t D;  //6\r
  66                 //Page1\r
  67                 uint8_t CSA1;\r
  68                 uint8_t CSA2;\r
  69                 uint8_t CSB1;\r
  70                 uint8_t CSB2;\r
  71                 uint8_t CSC1;\r
  72                 uint8_t CSC2;\r
  73                 uint8_t CSD1;\r
  74                 uint8_t CSD2;\r
  75                 //Page2\r
  76                 uint8_t LA;\r
  77                 uint8_t HA;\r
  78                 uint8_t LB;\r
  79                 uint8_t HB;\r
  80                 uint8_t LC;\r
  81                 uint8_t HC;\r
  82                 uint8_t LD;\r
  83                 uint8_t HD;\r
  84                 //Page3\r
  85                 uint8_t FC1;\r
  86                 uint8_t FC2;\r
  87                 uint8_t FC3;\r
  88                 uint8_t FC4;\r
  89                 uint8_t VCCP;\r
  90                 uint8_t FC5;\r
  91                 uint8_t FC6;\r
  92                 uint8_t FC7;\r
  93                 uint8_t convc1;\r
  94                 uint8_t convc2;\r
  95                 \r
  96                 \r
  97         };\r
  98 } pack_t;\r
  99 volatile pack_t pack;\r
 100 \r
 101 \r
 102 \r
 103 \r
 104 \r
 105 \r
 106 int main(void){\r
 107         pack.A=0;\r
 108         pack.B=0;\r
 109         pack.C=0;\r
 110         pack.D=0;\r
 111         pack.CSA1=0x08;\r
 112         pack.CSA2=0x8C;\r
 113         pack.CSB1=0x08;\r
 114         pack.CSB2=0x8C;\r
 115         pack.CSC1=0x08;\r
 116         pack.CSC2=0x8C;\r
 117         pack.CSD1=0x08;\r
 118         pack.CSD2=0x8C;\r
 119         pack.HA=0xFF;\r
 120         pack.LA=0x00;\r
 121         pack.HB=0xFF;\r
 122         pack.LB=0x00;\r
 123         pack.HC=0xFF;\r
 124         pack.LC=0x00;\r
 125         pack.HD=0xFF;\r
 126         pack.LD=0x00;\r
 127         pack.VCCP=0;\r
 128         OWINIT();\r
 129 \r
 130         MCUCR &=~(1<<PUD); //All Pins Pullup...\r
 131         MCUCR |=(1<<BODS);\r
 132         PORTA&=~((1<<PINA0)|(1<<PINA1)|(1<<PINA2)|(1<<PINA3));\r
 133         ADCSRA=(1<<ADEN)|(1<ADPS0)|(1<<ADPS2);\r
 134 \r
 135         \r
 136         \r
 137         gcontrol=1;\r
 138         ADCSRB|=(1<<ADLAR); \r
 139         sei();\r
 140         \r
 141         //DDRB|=(1<<PINB1);\r
 142 \r
 143     while(1)   {\r
 144 \r
 145 \r
 146                 if (gcontrol) {\r
 147                         //PORTB|=(1<<PINB1);\r
 148                         uint8_t bb=1;\r
 149                         uint8_t bb1=1;\r
 150                         for(uint8_t i=0;i<4;i++){\r
 151                                 if (pack.convc1&bb1) {\r
 152                                         if (pack.convc2&(bb)) {pack.bytes[i*2]=0;pack.bytes[i*2+1]=0;}\r
 153                                         bb=bb<<1;\r
 154                                         if (pack.convc2&(bb)) {pack.bytes[i*2]=0xFF;pack.bytes[i*2+1]=0xFF;}\r
 155                                         bb=bb<<1;\r
 156                                 } else bb=bb<<2;\r
 157                                 bb1=bb1<<1;                             \r
 158                         }\r
 159                         //CHanel A\r
 160                         if (pack.convc1&1) {\r
 161                                 if (pack.CSA2&0x01)     ADMUX=0; else ADMUX=0x80;\r
 162                                 _delay_us(100);\r
 163                                 ADCSRA|=(1<<ADSC);\r
 164                                 while ((ADCSRA&(1<<ADSC)));\r
 165                                 cli();pack.A=ADC;sei();\r
 166                                 alarmflag=0;\r
 167                                 if (pack.CSA2&0x08)  //AEH\r
 168                                         if (pack.bytes[1]>pack.HA) {alarmflag=1;pack.CSA2|=0x20;}\r
 169                                 if (pack.CSA2&0x04)  //AEL\r
 170                                         if (pack.bytes[1]<pack.LA) {alarmflag=1;pack.CSA2|=0x10;}\r
 171                         }\r
 172 \r
 173                         if (pack.convc1&2) {\r
 174                                 if (pack.CSB2&0x01)     ADMUX=1; else ADMUX=0x81;\r
 175                                 _delay_us(100);\r
 176                                 ADCSRA|=(1<<ADSC);\r
 177                                 while ((ADCSRA&(1<<ADSC)));\r
 178                                 cli();pack.B=ADC;sei();\r
 179                                 if (pack.CSB2&0x08)  //AEH\r
 180                                         if (pack.bytes[1]>pack.HB) {alarmflag=1;pack.CSB2|=0x20;}\r
 181                                 if (pack.CSB2&0x04)  //AEL\r
 182                                         if (pack.bytes[1]<pack.LB) {alarmflag=1;pack.CSB2|=0x10;}\r
 183                         }\r
 184 \r
 185                         if (pack.convc1&4) {\r
 186                                 if (pack.CSC2&0x01)     ADMUX=2; else ADMUX=0x82;\r
 187                                 _delay_us(100);\r
 188                                 ADCSRA|=(1<<ADSC);\r
 189                                 while ((ADCSRA&(1<<ADSC)));\r
 190                                 cli();pack.C=ADC;sei();\r
 191                                 if (pack.CSC2&0x08)  //AEH\r
 192                                         if (pack.bytes[1]>pack.HC) {alarmflag=1;pack.CSC2|=0x20;}\r
 193                                 if (pack.CSC2&0x04)  //AEL\r
 194                                         if (pack.bytes[1]<pack.LC) {alarmflag=1;pack.CSC2|=0x10;}\r
 195                         } \r
 196                         if (pack.convc1&8) {\r
 197                                 if (pack.CSD2&0x01)     ADMUX=3; else ADMUX=0x83;\r
 198                                 _delay_us(100);\r
 199                                 ADCSRA|=(1<<ADSC);\r
 200                                 while ((ADCSRA&(1<<ADSC)));\r
 201                                 cli();pack.D=ADC;sei();\r
 202                                 if (pack.CSD2&0x08)  //AEH\r
 203                                         if (pack.bytes[1]>pack.HD) {alarmflag=1;pack.CSD2|=0x20;}\r
 204                                 if (pack.CSD2&0x04)  //AEL\r
 205                                         if (pack.bytes[1]<pack.LD) {alarmflag=1;pack.CSD2|=0x10;}\r
 206                         }\r
 207                         \r
 208                         EXTERN_SLEEP();\r
 209                         //PORTB&=~(1<<PINB1);\r
 210                 }\r
 211 \r
 212                 uint8_t bb=1;\r
 213                 for(uint8_t i=0;i<4;i++) {\r
 214                         if (pack.bytes[8+i*2]&0x80) {  //Chanel as output\r
 215                                 if (pack.bytes[8+i*2]&0x40) {\r
 216                                         DDRA|=bb;\r
 217                                 } else {\r
 218                                         DDRA&=~bb;\r
 219                                 }\r
 220                         } else {\r
 221                                 DDRA&=~bb;\r
 222                         }\r
 223                         bb=bb*2;\r
 224                 }\r
 225                 \r
 226 #if  defined(__AVR_ATtiny25__)||defined(__AVR_ATtiny45__)  || defined(__AVR_ATtiny85__)\r
 227                         if (((TIMSK & (1<<TOIE0))==0)&& (mode==0))\r
 228 #endif                  \r
 229 #if  defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__)  || defined(__AVR_ATtiny84__) ||defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__)  || defined(__AVR_ATtiny84A__)\r
 230                         if (((TIMSK0 & (1<<TOIE0))==0)&& (mode==0))\r
 231 #endif\r
 232                           {\r
 233 \r
 234                         MCUCR|=(1<<SE)|(1<<SM1);\r
 235                         MCUCR&=~(1<<ISC01);\r
 236                 } else {\r
 237                         MCUCR|=(1<<SE);\r
 238                         MCUCR&=~(1<<SM1);\r
 239                 }\r
 240         //      asm("SLEEP");\r
 241    }\r
 242 \r
 243 \r
 244 }