2 // Copyright (c) 2015, Tobias Mueller tm(at)tm3d.de
3 // All rights reserved.
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are
9 // * Redistributions of source code must retain the above copyright
10 // notice, this list of conditions and the following disclaimer.
11 // * Redistributions in binary form must reproduce the above copyright
12 // notice, this list of conditions and the following disclaimer in the
13 // documentation and/or other materials provided with the
15 // * All advertising materials mentioning features or use of this
16 // software must display the following acknowledgement: This product
17 // includes software developed by tm3d.de and its contributors.
18 // * Neither the name of tm3d.de nor the names of its contributors may
19 // be used to endorse or promote products derived from this software
20 // without specific prior written permission.
22 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
25 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
26 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
28 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
32 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 #define F_CPU 8000000UL
36 #include <avr/interrupt.h>
37 #include <util/delay.h>
39 #include <avr/sleep.h>
40 #include <avr/pgmspace.h>
41 #include "../common/I2C/USI_TWI_Master.h"
42 #include "../common/I2C/MAX44009.h"
43 #include "../common/I2C/SHT2x.h"
47 extern void EXTERN_SLEEP();
50 uint8_t owid1[8]={0x28, 0xA3, 0xD9, 0x84, 0x00, 0x16, 0x05, 0x18};/**/
51 uint8_t owid2[8]={0x26, 0xA3, 0xD9, 0x84, 0x00, 0x16, 0x05, 0x67};/**/
52 uint8_t config_info1[16]={0x03,0x04, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
53 uint8_t config_info2[16]={0x01,0x06, 0x05,0x08, 0x04,0x07, 0x00,0x00, 0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
56 #error "Variable not correct"
60 extern uint8_t gcontrol;
61 extern uint8_t reset_indicator;
62 extern uint8_t alarmflag;
63 volatile uint8_t wdcounter=5;
66 #if defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__) || defined(__AVR_ATtiny84A__)
71 //sleep_disable(); // Disable Sleep on Wakeup
73 if (reset_indicator==1) reset_indicator++;
74 else if (reset_indicator==2) mode=0;
81 //sleep_enable(); // Enable Sleep Mode
87 DDRB&=~(1<<PORTB0); //Eingang
88 __asm__ __volatile__ ("nop");
89 PORTB|=(1<<PORTB0); //Pullup
90 __asm__ __volatile__ ("nop");
91 __asm__ __volatile__ ("nop");
92 __asm__ __volatile__ ("nop");
93 __asm__ __volatile__ ("nop");
94 __asm__ __volatile__ ("nop");
96 __asm__ __volatile__ ("nop");
98 __asm__ __volatile__ ("nop");
99 DDRB|=(1<<PORTB0); //Eingang
107 volatile uint8_t bytes[8];
118 volatile pack1_t pack1;
123 #if defined(__AVR_ATtiny25__)
124 volatile uint8_t bytes[16];
126 volatile uint8_t bytes[64];
131 uint16_t voltage; //4
132 uint16_t current; //6
133 uint8_t threshold; //8
135 uint8_t page1[8]; //9
136 #if defined(__AVR_ATtiny25__)
138 uint8_t page2[8]; //17
139 uint8_t page3[8]; //25
140 uint8_t page4[8]; //33
141 uint8_t page5[8]; //41
142 uint8_t page6[8]; //49
143 uint8_t page7[8]; //57
148 volatile pack2_t pack2;
153 volatile int16_t am2302_temp;
154 volatile uint16_t am2302_hum;
157 uint8_t userRegister[1];
159 volatile double temperatureC,humidityRH;
165 PRR|=(1<<PRADC); // adc for save Power
177 MCUCR &=~(1<<PUD); //All Pins Pullup...
180 WDTCSR |= ((1<<WDCE) ); // Enable the WD Change Bit//| (1<<WDE)
181 WDTCSR |= (1<<WDIE) | // Enable WDT Interrupt
182 (1<<WDP3) | (1<<WDP0); // Set Timeout to ~8 seconds
189 USI_TWI_Master_Initialise();
190 if (checkMAX44009(0)) max_adr=0; else max_adr=1 ;
192 SHT2x_ReadUserRegister(userRegister);
193 //(userRegister & ~SHT2x_RES_MASK) | SHT2x_RES_10_13BIT;
194 SHT2x_WriteUserRegister(userRegister); //write changed user reg
195 // --- measure humidity with "Hold Master Mode (HM)" ---
196 SHT2x_MeasurePoll(HUMIDITY, &sRH);
197 // --- measure temperature with "Polling Mode" (no hold master) ---
198 SHT2x_MeasurePoll(TEMP, &sT);
199 //-- calculate humidity and temperature --
200 //temperatureC = SHT2x_CalcTemperatureC(sT);
201 //humidityRH = SHT2x_CalcRH(sRH);
207 if ((gcontrol==2)||(gcontrol==3)) {
214 //PORTB|=(1<<PINB1); //Dauer 440ms
215 SHT2x_MeasurePoll(HUMIDITY, &sRH);
216 // --- measure temperature with "Polling Mode" (no hold master) ---
217 SHT2x_MeasurePoll(TEMP, &sT);
218 //-- calculate humidity and temperature --
219 temperatureC = SHT2x_CalcTemperatureC(sT)*10.0-4;
220 humidityRH = SHT2x_CalcRH(sRH)*10.0+5;
221 if (humidityRH>1000) humidityRH=1000;
223 am2302_hum= humidityRH*10.0;
224 am2302_temp=temperatureC*25.6;
230 double hhum=(1.0546-0.000216*temperatureC)*(humidityRH);
231 //am2302_hum=0.318*hhum +76.0;
232 am2302_hum=0.31*hhum +80;
233 am2302_temp=temperatureC*25.6;
234 //am2302_temp=am2302_temp-45;
242 l=MAX44009getlux(max_adr);
243 if (l<0.030) l=0.030; //Darf nicht 0 sein. minimum -35°C Sensor minimum 0.045
249 if (t8>pack1.TH) af=1;
250 if (t8<=pack1.TL) af=1;
261 #if defined(__AVR_ATtiny25__)||defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
262 if (((TIMSK & (1<<TOIE0))==0)&& (mode==0))
264 #if defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__) ||defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__) || defined(__AVR_ATtiny84A__)
265 if (((TIMSK0 & (1<<TOIE0))==0)&& (mode==0))
269 MCUCR|=(1<<SE)|(1<<SM1);