X-Git-Url: http://git.smho.de/gw/?p=owSlave2.git;a=blobdiff_plain;f=DS2450_VOC_SHT%2FDS2450_VOC_SHT.c;fp=DS2450_VOC_SHT%2FDS2450_VOC_SHT.c;h=80c06a1c60a20047f46a28769215ab823eddce59;hp=0000000000000000000000000000000000000000;hb=81a79648a168a1167c5ad97d4068621c1751a353;hpb=6467d8138460abffd9ddabc7b0a9f00c764af19c

diff --git a/DS2450_VOC_SHT/DS2450_VOC_SHT.c b/DS2450_VOC_SHT/DS2450_VOC_SHT.c
new file mode 100644
index 0000000..80c06a1
--- /dev/null
+++ b/DS2450_VOC_SHT/DS2450_VOC_SHT.c
@@ -0,0 +1,519 @@
+
+// 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.
+
+// 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/MAX1164x.h"
+#include "../common/I2C/SHT2xV2.h"
+#include "../common/calibr.h"
+
+extern void OWINIT();
+extern void EXTERN_SLEEP();
+
+uint8_t owid[8]={0x20, 0xA2, 0xD9, 0x84, 0x00, 0x16, 0x02, 0x5D};/**/
+uint8_t config_info[26]={0x01,14,0x04,0x08, 8,8,11,0x08,0x02,7,7,17,17,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
+
+#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[0x20];
+	struct {
+		//Page0
+		uint16_t A;  //0
+		uint16_t B;  //2
+		uint16_t C;  //4
+		uint16_t D;  //6
+		//Page1
+		uint8_t CSA1;
+		uint8_t CSA2;
+		uint8_t CSB1;
+		uint8_t CSB2;
+		uint8_t CSC1;
+		uint8_t CSC2;
+		uint8_t CSD1;
+		uint8_t CSD2;
+		//Page2
+		uint8_t LA;
+		uint8_t HA;
+		uint8_t LB;
+		uint8_t HB;
+		uint8_t LC;
+		uint8_t HC;
+		uint8_t LD;
+		uint8_t HD;
+		//Page3
+		uint8_t FC1;
+		uint8_t FC2;
+		uint8_t FC3;
+		uint8_t FC4;
+		uint8_t VCCP;
+		uint8_t FC5;
+		uint8_t FC6;
+		uint8_t FC7;
+		uint8_t convc1;
+		uint8_t convc2;
+		
+		
+	};
+} pack_t;
+volatile pack_t pack;
+
+
+
+
+
+volatile int16_t am2302_temp;
+volatile uint16_t am2302_hum;
+
+
+uint8_t userRegister[1];
+int16_t sRH,sT;
+double temperatureC,humidityRH,hhum;
+double l;
+double RH;
+double TC;
+
+
+uint8_t max_adr=0;
+#define CH0_M MAX1164x_C_SCAN0|MAX1164x_C_SGL
+#define CH1_M MAX1164x_C_SCAN0|MAX1164x_C_SGL|MAX1164x_C_CS0
+#define CH0_CH1 MAX1164x_C_SCAN0
+//|MAX1164x_C_CS0
+
+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);
+}
+
+uint16_t pR0;
+uint16_t pVS;
+uint8_t pcmode;
+int16_t pip;
+uint16_t ptol_s8;
+uint16_t ptol_d;
+uint16_t pr_day_max;
+uint16_t pr_week_max;
+uint16_t RA;
+
+int main(void){
+	pack.A=0;
+	pack.B=0;
+	pack.C=0;
+	pack.D=0;
+	pack.CSA1=0x08;
+	pack.CSA2=0x8C;
+	pack.CSB1=0x08;
+	pack.CSB2=0x8C;
+	pack.CSC1=0x08;
+	pack.CSC2=0x8C;
+	pack.CSD1=0x08;
+	pack.CSD2=0x8C;
+	pack.HA=0xFF;
+	pack.LA=0x00;
+	pack.HB=0xFF;
+	pack.LB=0x00;
+	pack.HC=0xFF;
+	pack.LC=0x00;
+	pack.HD=0xFF;
+	pack.LD=0x00;
+	pack.VCCP=0;
+
+    PRR|=(1<<PRADC);  // adc for save Power
+    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;
+	if (testSW()) {
+			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
+
+	}
+
+
+	
+	OWINIT();
+	pcmode=0;
+	pR0=readEEPROM(EEPROM_R0,1);
+	R0=pR0/100.0;
+	
+	pr_day_max=readEEPROM(EEPROM_R0d,1);
+	pr_week_max=readEEPROM(EEPROM_R0w,1);
+	ptol_d=readEEPROM(EEPROM_dol,0);
+	ptol_s8=0;  //Tag faengt mit Einschalten an
+	for(uint8_t i=0;i<7;i++) {
+		weekmaxarr[i]=pr_week_max;
+	}
+
+	USI_TWI_Master_Initialise();
+	initSHT2x();
+	_delay_ms(100);
+	MAX1164x_config(MAX1164x_S_SEL2|MAX1164x_S_SEL0,CH0_M);//#define MAX1164x_C_CS0
+	_delay_ms(30); //Internal Referenz start
+	//2970 -> 1,5V
+	gcontrol=1;
+ 
+	sei();
+	
+	//DDRB|=(1<<PINB1);
+
+    while(1)   {
+		if (testSW()) {
+			R0=1;
+			pR0=0;
+			writeEEPROM(EEPROM_R0,0);
+		}
+
+
+		if (wdcounter>0) {  //8s
+			ptol_s8++;
+			if (ptol_s8>(10000))  {//10800 ist theortisch der Tag aber meistens zu lang
+				ptol_s8=0;
+				ptol_d++;  //rund 180 Jahre :-)
+				pr_week_max=0;
+				weekmaxarr[7]=pr_day_max;
+				for(uint8_t i=0;i<7;i++) {
+					weekmaxarr[i]=weekmaxarr[i+1];
+					//maximum of week
+					if (weekmaxarr[i]>pr_week_max) pr_week_max=weekmaxarr[i];
+				}
+				if (ptol_d>7) {
+					pR0=pr_week_max;
+					} else {
+					pR0=pr_day_max;
+				}
+				//R0=//R0-0.5*(pack2.R0/100-R0);
+				R0=R0-(R0-pR0/100.0)*0.5	;
+				pR0=R0*100;
+				writeEEPROM(EEPROM_R0,pR0);
+				writeEEPROM(EEPROM_R0d,pr_day_max);  //Maximum des Tages
+				writeEEPROM(EEPROM_R0w,pr_week_max); //Maximum der Letzten 7 Tage
+				writeEEPROM(EEPROM_dol,ptol_d); //Anzahl der Betriebstage
+				pr_day_max=0;
+			}
+			if (startup!=0) startup--;
+			getSHT2xHumTemp(&temperatureC,&humidityRH);
+			ip=interp(temperatureC,humidityRH);
+			pip=ip*1000;
+			RH=calibr_hum(temperatureC,-0.2,humidityRH);
+			TC =temperatureC -0.2;
+			mr=0;
+			//Kritische Sektion !___Ein Breakpoint in dieser Section kann den TGS8100 zerstoeren!___________________________
+			PORTB&=~(1<<PINB1); //Auf 0 Ziehen
+			_delay_us(150);
+			mr+=MAX1164x_read();
+			_delay_us(150);
+			mr+=MAX1164x_read();
+			PORTB|=(1<<PINB1);
+			//ENDE Kritische Sektion !______________________________
+			//l=mr/2.0*2.048/4096;
+			// l maximal 2  mr max 4096  //mr 2V=8000
+			
+			if (pcmode) { //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 (pcmode==0) {
+					MAX1164x_config(MAX1164x_S_SEL2|MAX1164x_S_SEL0,CH0_CH1);
+					pcmode=1;
+				}
+			}
+			//if (l<1.6) {
+			if (mr<6400) {
+				if (pcmode==1) {
+					MAX1164x_config(MAX1164x_S_SEL2|MAX1164x_S_SEL0,CH0_M);
+					pcmode=0;
+				}
+				
+				
+			}
+			pVS=mr*5/2;
+			l=mr/4000.0;
+			l=( 3/l- 1) *30;
+			RA=l*100;
+			
+			l=l/ip;
+			
+			if (startup==0){
+				if (l>R0) {
+					R0=l;
+					pR0=R0*100;
+					writeEEPROM(EEPROM_R0,pR0);
+
+				}
+				if (l*100>pr_day_max) {
+					pr_day_max=l*100;
+				}
+				l=exp((1-(l/R0))*6.05)-1;// exp((1-($val)/55)*5.75);  (5.75 geht über 125 6.05 geht bis 240... mittlere Linie im Datenblatt)
+				//l=(l/R0*100.0);
+				l=l*100; //fuer DS2450
+
+			} 
+			else l=0; //negative Werte am Anfang verhintern
+			wdcounter=0;
+			
+		}
+
+
+		if (gcontrol) {
+			//PORTB|=(1<<PINB1);
+			uint8_t bb=1;
+			uint8_t bb1=1;
+			for(uint8_t i=0;i<4;i++){
+				if (pack.convc1&bb1) {
+					if (pack.convc2&(bb)) {pack.bytes[i*2]=0;pack.bytes[i*2+1]=0;}
+					bb=bb<<1;
+					if (pack.convc2&(bb)) {pack.bytes[i*2]=0xFF;pack.bytes[i*2+1]=0xFF;}
+					bb=bb<<1;
+				} else bb=bb<<2;
+				bb1=bb1<<1;				
+			}
+			//CHanel A
+			if (pack.convc1&1) {
+				uint16_t ct=(temperatureC*100.0)+32767;
+				cli();pack.A=ct;sei();
+				alarmflag=0;
+				if (pack.CSA2&0x08)  //AEH
+					if (pack.bytes[1]>pack.HA) {alarmflag=1;pack.CSA2|=0x20;}
+				if (pack.CSA2&0x04)  //AEL
+					if (pack.bytes[1]<pack.LA) {alarmflag=1;pack.CSA2|=0x10;}
+			}
+
+			if (pack.convc1&2) {
+				cli();pack.B=humidityRH*100;sei();
+				if (pack.CSB2&0x08)  //AEH
+					if (pack.bytes[1]>pack.HB) {alarmflag=1;pack.CSB2|=0x20;}
+				if (pack.CSB2&0x04)  //AEL
+					if (pack.bytes[1]<pack.LB) {alarmflag=1;pack.CSB2|=0x10;}
+			}
+
+			if (pack.convc1&4) {
+				cli();pack.C=l;sei();
+				if (pack.CSC2&0x08)  //AEH
+					if (pack.bytes[1]>pack.HC) {alarmflag=1;pack.CSC2|=0x20;}
+				if (pack.CSC2&0x04)  //AEL
+					if (pack.bytes[1]<pack.LC) {alarmflag=1;pack.CSC2|=0x10;}
+			} 
+			if (pack.convc1&8) {
+				if (pack.CSD2&0x01)	ADMUX=3; else ADMUX=0x83;
+				_delay_us(100);
+				ADCSRA|=(1<<ADSC);
+				while ((ADCSRA&(1<<ADSC)));
+				cli();pack.D=RA;sei();
+				if (pack.CSD2&0x08)  //AEH
+					if (pack.bytes[1]>pack.HD) {alarmflag=1;pack.CSD2|=0x20;}
+				if (pack.CSD2&0x04)  //AEL
+					if (pack.bytes[1]<pack.LD) {alarmflag=1;pack.CSD2|=0x10;}
+			}
+			
+			EXTERN_SLEEP();
+			//PORTB&=~(1<<PINB1);
+		}
+
+		uint8_t bb=1;
+		for(uint8_t i=0;i<4;i++) {
+			if (pack.bytes[8+i*2]&0x80) {  //Chanel as output
+				if (pack.bytes[8+i*2]&0x40) {
+					DDRA|=bb;
+				} else {
+					DDRA&=~bb;
+				}
+			} else {
+				DDRA&=~bb;
+			}
+			bb=bb*2;
+		}
+		
+#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");
+   }
+
+
+}
\ No newline at end of file