2 // Copyright (c) 2016, 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.
35 #define F_CPU 8000000UL
37 #include <avr/interrupt.h>
38 #include <util/delay.h>
40 #include <avr/sleep.h>
47 uint8_t owid[8]={0x1D, 0xA2, 0xD9, 0x84, 0x00, 0x26, 0x02, 0x5C};/**/
48 uint8_t config_info[16]={0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
53 extern uint8_t gcontrol;
54 extern uint8_t reset_indicator;
57 volatile uint8_t wdcounter;
63 volatile uint8_t bytes[45];
67 uint8_t scratch[32];//3
68 uint32_t counter; //35
80 volatile counters_t counters;
82 volatile uint8_t istat;
84 #define PCINT_VECTOR PCINT0_vect
87 #define PIN_CH0 (1<<PINA3)
88 #define PIN_CH1 (1<<PINA4)
89 #define PIN_CH2 (1<<PINA1)
90 #define PIN_CH3 (1<<PINA2)
91 #define LPIN_CH2 (1<<PINB0)
93 #define LPORT_CH2 PORTB
94 #define LPIN_CH3 (1<<PINA5)
96 #define LPORT_CH3 PORTA
97 #define LPIN_CH0 (1<<PINA7)
99 #define LPORT_CH0 PORTA
100 #define LPIN_CH1 (1<<PINB1)
102 #define LPORT_CH1 PORTB
103 #define PORT_EE PINA //WARNING have to be the same PORT like PINREG because of istat
104 #define PIN_EE (1<<PINA0)
105 #define TEST_TIMER ((TIMSK0 & (1<<TOIE0))==0)
110 if (((PIN_REG&PIN_CH0)==0)&&((istat&PIN_CH0)==PIN_CH0)) { counters.c32[0]++; LPORT_CH2|=LPIN_CH2;}
111 if (((PIN_REG&PIN_CH1)==0)&&((istat&PIN_CH1)==PIN_CH1)) { counters.c32[1]++; LPORT_CH2|=LPIN_CH2;}
112 if (((PIN_REG&PIN_CH2)==0)&&((istat&PIN_CH2)==PIN_CH2)) { counters.c32[2]++; LPORT_CH2|=LPIN_CH2;}
113 if (((PIN_REG&PIN_CH3)==0)&&((istat&PIN_CH3)==PIN_CH3)) { counters.c32[3]++; LPORT_CH2|=LPIN_CH2;}
115 if (((PORT_EE&PIN_EE)==0)&&((istat&PIN_EE)==PIN_EE)) {
118 if (((PORT_EE&PIN_EE)==0)) {
124 for(uint8_t i=0;i<16;i++) {
126 while(EECR & (1<<EEPE));
127 EECR = (0<<EEPM1)|(0<<EEPM0);
129 EEDR = counters.c8[addr];
134 LPORT_CH1&=~LPIN_CH1;
139 if ((((PINA&(1<<PINA6)))==0)&&((istat&(1<<PINA6))==(1<<PINA6))) {
141 if (((PINA&(1<<PINA6)))==0) {
149 LPORT_CH3&=~LPIN_CH3;
160 PRR|=(1<<PRUSI)|(1<<PRADC); //Switch off usi and adc for save Power
168 ACSR|=(1<<ACD); //Disable Comparator
169 ADCSRB|=(1<<ACME); //Disable Analog multiplexer
170 MCUCR &=~(1<<PUD); //All Pins Pullup...
172 PORTB|=0xFF-(1<<PINB2); //Make PullUp an all Pins but not OW_PIN
174 PORTA&=~((1<<PINA1)|(1<<PINA2)|(1<<PINA3)|(1<<PINA4));
177 PCMSK0=(1<<PCINT1)|(1<<PCINT2)|(1<<PCINT3)|(1<<PCINT4);
185 PORTA|=(1<<PINA6); //Pullup
190 LPORT_CH0&=~LPIN_CH0;
192 LPORT_CH1&=~LPIN_CH1;
194 LPORT_CH2&=~LPIN_CH2;
196 LPORT_CH3&=~LPIN_CH3;
202 LPORT_CH0&=~LPIN_CH0;
207 for(uint8_t i=0;i<16;i++) {
209 while(EECR & (1<<EEPE));
212 counters.c8[addr]=EEDR;
214 for (uint8_t i=0;i<4;i++) {
215 if (counters.c32[i]==0xFFFFFFFF) counters.c32[i]=0;
222 if (LPORT_CH2&LPIN_CH2) {
224 LPORT_CH2&=~LPIN_CH2;
226 //Test if timer active and no sleep then Idle else Power Down
227 if (TEST_TIMER&&(mode==0)) {
228 MCUCR|=(1<<SE)|(1<<SM1); //Power Down, only low level on 1-Wire and pin change on PCINT wakes up