X-Git-Url: http://git.smho.de/gw/?p=owSlave2.git;a=blobdiff_plain;f=DS18B20_VOC_DS2438_SHT%20direct%2FDS18B20_DS2438.c;fp=DS18B20_VOC_DS2438_SHT%20direct%2FDS18B20_DS2438.c;h=d490f732b249b452dada8986d6bc45ded7771965;hp=0000000000000000000000000000000000000000;hb=22b81b6c288ca56f58d064627c310e437f9453a4;hpb=b57c0ca6b523661b0d4e4a0bfb3626df890dfb99

diff --git a/DS18B20_VOC_DS2438_SHT direct/DS18B20_DS2438.c b/DS18B20_VOC_DS2438_SHT direct/DS18B20_DS2438.c
new file mode 100644
index 0000000..d490f73
--- /dev/null
+++ b/DS18B20_VOC_DS2438_SHT direct/DS18B20_DS2438.c	
@@ -0,0 +1,448 @@
+// Copyright (c) 2017, Tobias Mueller tm(at)tm3d.de
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//  * Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//  * Redistributions in binary form must reproduce the above copyright
+//    notice, this list of conditions and the following disclaimer in the
+//    documentation and/or other materials provided with the
+//    distribution.
+//  * All advertising materials mentioning features or use of this
+//    software must display the following acknowledgement: This product
+//    includes software developed by tm3d.de and its contributors.
+//  * Neither the name of tm3d.de nor the names of its contributors may
+//    be used to endorse or promote products derived from this software
+//    without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+//!!!!!Max Program size 7551 Byte
+
+#define F_CPU 8000000UL
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>  
+#include <avr/wdt.h>
+#include <avr/sleep.h>
+#include <avr/pgmspace.h>
+#include "../common/I2C/USI_TWI_Master.h"
+#include "../common/I2C/SHT2x.h"
+#include "../common/calibr.h"
+
+extern void OWINIT(void);
+extern void EXTERN_SLEEP(void);
+
+
+
+volatile uint8_t owid1[8]={0x28, 0xA3, 0xD9, 0x84, 0x00, 0x16, 0x05, 0x18};/**/
+volatile uint8_t owid2[8]={0x26, 0xA3, 0xD9, 0x84, 0x00, 0x16, 0x05, 0x67};/**/
+volatile uint8_t config_info1[26]={0x08,0x01, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x02,17,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};	
+volatile uint8_t config_info2[26]={0x01,0x06, 0x05,0x08, 0x04,0x07, 11,0x08, 0x02,0x07,0x00,0x07,17,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};	
+	
+#if (owid>128) 
+#error "Variable not correct"
+#endif
+
+extern uint8_t mode;
+extern uint8_t gcontrol;
+extern uint8_t reset_indicator;
+extern uint8_t alarmflag;
+volatile uint8_t wdcounter=1;
+
+
+#if  defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__)  || defined(__AVR_ATtiny84__) || defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__)  || defined(__AVR_ATtiny84A__)
+ISR(WATCHDOG_vect) {
+#else
+ISR(WDT_vect) {
+#endif 
+	wdcounter++;
+	if (reset_indicator==1) reset_indicator++;
+	else if (reset_indicator==2) mode=0;
+
+
+}
+
+
+typedef union {
+	volatile uint8_t bytes[8];
+	struct {
+		uint16_t temp;  //0
+		uint8_t TH;  //2
+		uint8_t TL;  //3
+		uint8_t config;  //4
+		uint8_t rrFF; //5
+		uint8_t rr00; //6
+		uint8_t rr10; //7
+	};
+} pack1_t;
+volatile pack1_t pack1;
+
+
+
+typedef union {
+	#if  defined(__AVR_ATtiny25__)
+	volatile uint8_t bytes[16];
+	#else
+	volatile uint8_t bytes[64];
+	#endif
+	struct {
+		uint8_t status;  //1
+		int16_t temp;  //2
+		uint16_t voltage;  //4
+		int16_t current;  //6
+		uint8_t threshold; //8
+		
+		uint8_t page1[8]; //9
+		#if  defined(__AVR_ATtiny25__)
+		#else
+		uint8_t page2[8]; //17
+		union{ 
+			uint8_t page3[8]; //25
+			struct {
+				uint16_t R0;
+				uint16_t VS;
+				uint8_t cmode;
+				int16_t ip;
+				uint8_t free;
+			};
+		};
+		union{ 
+			uint8_t page4[8];  //33
+			struct {
+				uint16_t tol_s8;
+				uint16_t tol_d;
+				uint16_t r_day_max;
+				uint16_t r_week_max;
+			};
+		};
+		uint8_t page5[8];  //41
+		uint8_t page6[8];  //49
+		uint8_t page7[8];  //57
+		
+		#endif
+	};
+} pack2_t;
+volatile pack2_t pack2;
+
+
+
+
+volatile int16_t am2302_temp;
+volatile uint16_t am2302_hum;
+
+
+uint8_t userRegister[1];
+int16_t sRH,sT;
+double temperatureC,humidityRH,hhum;
+double l;
+
+
+uint16_t weekmaxarr[8];
+
+//Kompensieren der Abhänigkeit von RS/RO von Temperatur und Luftfeuchte
+inline double interp(double t, double h) {
+	double h2;
+	 double t2;
+	h2=h*h;
+	t2=t*t;
+	return 4.76111e-9*h2*t2-3.96956e-7*h2*t+0.0000408889*h2-1.07132e-6*h*t2+0.000115968*h*t-0.0101333*h+0.000163806*t2-0.0241179*t+1.80591;
+}
+
+double R0;
+uint16_t mr;
+uint8_t startup=10;
+double ip;
+
+
+int testSW(void) {
+	uint8_t r;
+	DDRB&=~(1<<PORTB0);  //Eingang
+	 __asm__ __volatile__ ("nop"); 
+	 PORTB|=(1<<PORTB0); //Pullup
+	 __asm__ __volatile__ ("nop"); 
+	 __asm__ __volatile__ ("nop"); 
+	 __asm__ __volatile__ ("nop"); 
+	 __asm__ __volatile__ ("nop"); 
+	 __asm__ __volatile__ ("nop"); 
+	 r=PINB&(1<<PORTB0);
+	 __asm__ __volatile__ ("nop"); 
+	 PORTB&=~(1<<PORTB0); 
+	 __asm__ __volatile__ ("nop"); 
+	DDRB|=(1<<PORTB0);  //Eingang
+	return (r==0);  //Offen mal HIH4030
+	 
+	 
+}
+
+#define EEPROM_R0 0
+#define EEPROM_R0d 2
+#define EEPROM_R0w 4
+#define EEPROM_dol 6
+
+
+uint16_t readEEPROM(uint8_t addr,uint16_t def) {
+	uint16_t hr;
+	while(EECR & (1<<EEPE));
+	EEARL=addr+1;
+	EECR |= (1<<EERE);
+	hr=EEDR;
+	if (hr!=0xFF) {
+		hr=hr<<8;
+		while(EECR & (1<<EEPE));
+		EEARL=addr;
+		EECR |= (1<<EERE);
+		hr|=EEDR;
+		return hr;
+	}
+	return def;
+}
+
+void writeEEPROM(uint8_t addr,uint16_t val) {
+	while(EECR & (1<<EEPE));
+	EECR = (0<<EEPM1)|(0<<EEPM0);
+	EEARL = addr;
+	EEDR = val&0xFF;
+	EECR |= (1<<EEMPE);
+	EECR |= (1<<EEPE);
+	while(EECR & (1<<EEPE));
+	EECR = (0<<EEPM1)|(0<<EEPM0);
+	EEARL = addr+1;
+	EEDR = val>>8;
+	EECR |= (1<<EEMPE);
+	EECR |= (1<<EEPE);
+}
+
+int main(void){
+	PORTA=0xFF;
+	PORTB=0xFF-(1<<PORTB0); //Schalter kann gegen Masse sein und zieht dann immer Strom
+	DDRB|=(1<<PORTB0); //Als Ausgang und 0
+	OWINIT();
+	DDRB|=(1<<PINB1);//Ausgang und 1
+	DDRA|=(1<<PINA0);
+	
+	WDTCSR |= ((1<<WDCE) );   // Enable the WD Change Bit//| (1<<WDE)
+	WDTCSR |=   (1<<WDIE) |              // Enable WDT Interrupt
+	//(1<<WDP0) |(1<<WDP2) | (1<<WDP1);    // Set Timeout to ~2 seconds
+	(1<<WDP3) | (1<<WDP0);    // Set Timeout to ~8 seconds
+
+	MCUSR=0;
+
+	ADMUX=0b00001110 //ADC1 +   ADC3 -
+	ADCSRA = (1<<ADEN)|
+
+	pack1.temp=0x0550;
+	pack1.config=0x7F;
+	pack1.TH=75;
+	pack1.TL=70;
+	pack1.rrFF=0xFF;
+	pack1.rr00=0;
+	pack1.rr10=0x10;
+
+	pack2.cmode=0;
+	pack2.R0=readEEPROM(EEPROM_R0,1);
+	R0=pack2.R0/100.0;
+		
+	pack2.r_day_max=readEEPROM(EEPROM_R0d,1);
+	pack2.r_week_max=readEEPROM(EEPROM_R0w,1);
+	pack2.tol_d=readEEPROM(EEPROM_dol,0); 
+	pack2.tol_s8=0;  //Tag faengt mit Einschalten an
+	for(uint8_t i=0;i<7;i++) {
+		weekmaxarr[i]=pack2.r_week_max;
+	}
+
+	if (testSW()) {
+		config_info2[5]=8;
+	}else{
+		config_info2[5]=7;
+	}
+
+	USI_TWI_Master_Initialise();
+	
+	SHT2x_SoftReset();
+	SHT2x_ReadUserRegister(userRegister);
+	SHT2x_WriteUserRegister(userRegister); //write changed user reg
+	gcontrol=1;
+	sei();
+	//DDRB|=(1<<PINB1);
+    while(1)   {
+		if (pack1.config==0x1F) {
+			pack1.config=0x7F;
+			R0=1;
+			pack2.R0=0;
+			writeEEPROM(EEPROM_R0,0);
+		} 
+		if (pack1.config==0x05) {
+			pack1.config=0x7F;				
+			pack2.r_day_max=1;
+			pack2.r_week_max=1;
+			pack2.tol_d=0;
+			pack2.tol_s8=0;  //Tag faengt mit Einschalten an	
+			R0=1;	
+			writeEEPROM(EEPROM_R0,0xFF);
+			writeEEPROM(EEPROM_R0d,0xFF);  //Maximum des Tages
+			writeEEPROM(EEPROM_R0w,0xFF); //Maximum der Letzten 7 Tage
+			writeEEPROM(EEPROM_dol,0xFF); //Anzahl der Betriebstage		
+			for(uint8_t i=0;i<7;i++) {
+				weekmaxarr[i]=1;
+			}				
+		} 
+		if (wdcounter>0) {
+			pack2.tol_s8++;
+			if (pack2.tol_s8>(10000))  {//10800 ist theortisch der Tag aber meistens zu lang
+				pack2.tol_s8=0;
+				pack2.tol_d++;  //rund 180 Jahre :-)
+				pack2.r_week_max=0;
+				weekmaxarr[7]=pack2.r_day_max;
+				for(uint8_t i=0;i<7;i++) {
+					weekmaxarr[i]=weekmaxarr[i+1];
+					//maximum of week
+					if (weekmaxarr[i]>pack2.r_week_max) pack2.r_week_max=weekmaxarr[i];
+				}
+				if (pack2.tol_d>7) {
+					pack2.R0=pack2.r_week_max;
+				} else {
+					pack2.R0=pack2.r_day_max;
+				}
+				//R0=//R0-0.5*(pack2.R0/100-R0);
+				R0=R0-(R0-pack2.R0/100.0)*0.5	;
+				pack2.R0=R0*100;
+				writeEEPROM(EEPROM_R0,pack2.R0);
+				writeEEPROM(EEPROM_R0d,pack2.r_day_max);  //Maximum des Tages
+				writeEEPROM(EEPROM_R0w,pack2.r_week_max); //Maximum der Letzten 7 Tage
+				writeEEPROM(EEPROM_dol,pack2.tol_d); //Anzahl der Betriebstage
+				pack2.r_day_max=0;
+			}
+			if (startup!=0) startup--;
+			SHT2x_MeasurePoll(HUMIDITY, &sRH);
+			// --- measure temperature with "Polling Mode" (no hold master) ---
+			SHT2x_MeasurePoll(TEMP, &sT);
+			//-- calculate humidity and temperature --
+			temperatureC = SHT2x_CalcTemperatureC(sT);
+			humidityRH = SHT2x_CalcRH(sRH);
+			ip=interp(temperatureC,humidityRH);
+			pack2.ip=ip*1000;
+			humidityRH=calibr_hum(temperatureC,-0.2,humidityRH)*10.0;
+			//humidityRH=humidityRH*10.0;
+			temperatureC =temperatureC *10.0-2;
+
+
+			if (testSW()) {
+				 am2302_hum= humidityRH*10.0;
+				 am2302_temp=temperatureC*25.6;
+				 //am2302_temp=am2302_temp-45;
+				 config_info2[5]=8;	
+			}else{
+				hhum=(1.0546-0.000216*temperatureC)*(humidityRH);
+				//am2302_hum=0.318*hhum +76.0;
+				am2302_hum=0.31*hhum +80;
+				am2302_temp=temperatureC*25.6;
+				config_info2[5]=7;
+			}
+			//PORTB&=~(1<<PINB1);
+			mr=0;
+//Kritische Sektion !___Ein Breakpoint in dieser Section kann den TGS8100 zerstoeren!___________________________
+			PORTB&=~(1<<PINB1); //Auf 0 Ziehen
+			_delay_us(150);
+			_delay_us(150);
+			PORTB|=(1<<PINB1);
+//ENDE Kritische Sektion !______________________________
+			//l=mr/2.0*2.048/4096; 
+			// l maximal 2  mr max 4096  //mr 2V=8000 
+			
+			if (pack2.cmode) { //cmode=0 V 0..2 V cmode=1 V 1.5..3.5V
+				//l+=1.5; //Spannung real
+				mr+=6000;
+			} 
+			//if (l>1.8) {
+			if (mr>7200) {				
+				if (pack2.cmode==0) {
+//					MAX1164x_config(MAX1164x_S_SEL2|MAX1164x_S_SEL0,CH0_CH1);
+					pack2.cmode=1;
+				}
+			}
+			//if (l<1.6) {
+			if (mr<6400) {	
+				if (pack2.cmode==1) {
+	//				MAX1164x_config(MAX1164x_S_SEL2|MAX1164x_S_SEL0,CH0_M);
+					pack2.cmode=0;
+				}
+				
+				
+			}
+			pack2.VS=mr*5/2;
+			l=mr/4000.0;
+			l=( 3/l- 1) *30;
+			pack2.current=l*100;
+			
+			l=l/ip;
+			
+			if (startup==0){
+				if (l>R0) {
+					R0=l;
+					pack2.R0=R0*100;
+					writeEEPROM(EEPROM_R0,pack2.R0);
+
+				}
+				if (l*100>pack2.r_day_max) {
+					pack2.r_day_max=l*100;
+				}
+			} else if (l<R0) l=R0; //negative Werte am Anfang verhintern
+			l=R0/l;
+			l=log(l);
+			l=l*160*4; //fuer DS18B20
+			wdcounter=0;
+			
+		}
+	
+		if (gcontrol==1) {
+			uint16_t w=l;
+			uint8_t t8=w>>4;
+			uint8_t af=0;
+			if (t8>pack1.TH) af=1;
+			if (t8<=pack1.TL) af=1; 
+			cli();
+			pack1.temp=w;
+			//pack.temp++;
+			alarmflag=af;
+			sei();			
+			EXTERN_SLEEP();		
+		}
+		if ((gcontrol==2)||(gcontrol==3)) {
+			gcontrol=0;
+			
+		}
+
+		
+#if  defined(__AVR_ATtiny25__)||defined(__AVR_ATtiny45__)  || defined(__AVR_ATtiny85__)
+			if (((TIMSK & (1<<TOIE0))==0)&& (mode==0))
+#endif			
+#if  defined(__AVR_ATtiny24__)||defined(__AVR_ATtiny44__)  || defined(__AVR_ATtiny84__) ||defined(__AVR_ATtiny24A__)||defined(__AVR_ATtiny44A__)  || defined(__AVR_ATtiny84A__)
+			if (((TIMSK0 & (1<<TOIE0))==0)&& (mode==0))
+#endif
+			  {
+
+			MCUCR|=(1<<SE)|(1<<SM1);
+			MCUCR&=~(1<<ISC01);
+		} else {
+			MCUCR|=(1<<SE);
+			MCUCR&=~(1<<SM1);
+		}
+		asm("SLEEP");
+   }
+
+
+}