2 // Copyright (c) 2018, Tobias Mueller tm(at)tm3d.de
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3 // All rights reserved.
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5 // Redistribution and use in source and binary forms, with or without
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6 // modification, are permitted provided that the following conditions are
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9 // * Redistributions of source code must retain the above copyright
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10 // notice, this list of conditions and the following disclaimer.
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11 // * Redistributions in binary form must reproduce the above copyright
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12 // notice, this list of conditions and the following disclaimer in the
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13 // documentation and/or other materials provided with the
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15 // * All advertising materials mentioning features or use of this
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16 // software must display the following acknowledgement: This product
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17 // includes software developed by tm3d.de and its contributors.
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18 // * Neither the name of tm3d.de nor the names of its contributors may
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19 // be used to endorse or promote products derived from this software
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20 // without specific prior written permission.
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22 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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23 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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24 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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25 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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26 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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27 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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28 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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29 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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30 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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31 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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32 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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34 #define F_CPU 8000000UL
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36 #include <avr/interrupt.h>
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37 #include <util/delay.h>
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38 #include <avr/wdt.h>
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39 #include <avr/sleep.h>
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40 #include <avr/pgmspace.h>
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41 #include "../common/I2C/TWI_Master.h"
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42 #include "../common/I2C/CDM7160.h"
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43 #include "../common/I2C/BMP280.h"
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44 #include "../common/owSlave_tools.h"
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48 uint8_t owid[8]={0x20, 0xA2, 0xD9, 0x84, 0x00, 0x16, 0x02, 0x5D};/**/
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49 uint8_t config_info[26]={10,13,10,13, 2,16, 1,14,0x02,16,16,14,14,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
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52 #error "Variable not correct"
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59 volatile uint8_t bytes[0x20];
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99 volatile pack_t pack;
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105 double temperatureC,humidityRH;
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144 TWI_Master_Initialise();
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145 CDM7160softReset();
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148 CDM7160setMode(0); //Power Down Mode
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150 CDM7160setAvCount(0x3F);
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151 CDM7160setFMode(1);
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152 CO2=CDM7160getCO2();
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160 //DDRB|=(1<<PINB1);
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164 if (wdcounter>3) {
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166 bmp280ConvertInt(&t,&P,1);
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167 CO2=CDM7160getCO2();
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177 //PORTB|=(1<<PINB1);
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180 for(uint8_t i=0;i<4;i++){
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181 if (pack.convc1&bb1) {
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182 if (pack.convc2&(bb)) {pack.bytes[i*2]=0;pack.bytes[i*2+1]=0;}
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184 if (pack.convc2&(bb)) {pack.bytes[i*2]=0xFF;pack.bytes[i*2+1]=0xFF;}
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190 if (pack.convc1&1) {
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191 /*if (pack.CSA2&0x01) ADMUX=0; else ADMUX=0x80;
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194 while ((ADCSRA&(1<<ADSC)));
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195 cli();pack.A=ADC;sei();*/
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196 double cc=(double)CO2/(P/101300.0*298.0/(273.0+t/100.0));
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197 cli();pack.A=cc;sei();
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201 if (pack.CSA2&0x08) //AEH
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202 if (pack.bytes[1]>pack.HA) {alarmflag=1;pack.CSA2|=0x20;}
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203 if (pack.CSA2&0x04) //AEL
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204 if (pack.bytes[1]<pack.LA) {alarmflag=1;pack.CSA2|=0x10;}
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207 if (pack.convc1&2) {
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208 /*if (pack.CSB2&0x01) ADMUX=1; else ADMUX=0x81;
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211 while ((ADCSRA&(1<<ADSC)));
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212 cli();pack.B=ADC;sei();*/
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214 cli();pack.B=CO2;sei();
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215 if (pack.CSB2&0x08) //AEH
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216 if (pack.bytes[1]>pack.HB) {alarmflag=1;pack.CSB2|=0x20;}
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217 if (pack.CSB2&0x04) //AEL
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218 if (pack.bytes[1]<pack.LB) {alarmflag=1;pack.CSB2|=0x10;}
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221 if (pack.convc1&4) {
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222 /*if (pack.CSC2&0x01) ADMUX=2; else ADMUX=0x82;
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225 while ((ADCSRA&(1<<ADSC)));
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226 cli();pack.C=ADC;sei();*/
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228 uint16_t hd=P/100.0*32.0;
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229 cli();pack.C=hd;sei();
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230 if (pack.CSC2&0x08) //AEH
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231 if (pack.bytes[1]>pack.HC) {alarmflag=1;pack.CSC2|=0x20;}
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232 if (pack.CSC2&0x04) //AEL
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233 if (pack.bytes[1]<pack.LC) {alarmflag=1;pack.CSC2|=0x10;}
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235 if (pack.convc1&8) {
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236 /*if (pack.CSD2&0x01) ADMUX=3; else ADMUX=0x83;
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239 while ((ADCSRA&(1<<ADSC)));
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240 cli();pack.D=ADC;sei();*/
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242 uint16_t ct=(t)+32767;
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243 cli();pack.D=ct;sei();
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244 if (pack.CSD2&0x08) //AEH
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245 if (pack.bytes[1]>pack.HD) {alarmflag=1;pack.CSD2|=0x20;}
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246 if (pack.CSD2&0x04) //AEL
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247 if (pack.bytes[1]<pack.LD) {alarmflag=1;pack.CSD2|=0x10;}
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251 //PORTB&=~(1<<PINB1);
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255 for(uint8_t i=0;i<4;i++) {
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256 if (pack.bytes[8+i*2]&0x80) { //Chanel as output
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257 if (pack.bytes[8+i*2]&0x40) {
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