WebSVN – HomeAutomation – Diff – /trunk/EmbeddedSoftware/AVR/CanBlinds/main.c


/**
 * CanBlinds.
 * Takes incomming packages and adjusts PWM output.
 * Input: -128 to +127
 * Position msg: <byte0 BLINDS_CMD> <byte1 position> <byte2 servo number>
 * Turning msg: <byte0 START/STOP> <byte 1 direction> <byte2 servo number>
 *
 * @date    2007-01-01
 * @author  Erik Larsson
 *
 */
 
//#define TWO_BUTTON_MODE /* If using two (or just one but nothing more) auxiliary buttons */
 
/*-----------------------------------------------------------------------------
 * Includes
 *---------------------------------------------------------------------------*/
/* system files */
#include <avr/io.h>
#include <avr/interrupt.h>
#include <stdio.h>
/* lib files */
#include <bios.h>
#include <tc1047.h>
#include <rc_servo.h>
 
#include <eqlazer_funcdefs.h>
 
/* defines */
#define GROUP_ID    0x01L // FIXME
 
#define FAILSAFE_MODE       0x0F
#define FAILSAFE_TRESHOLD   60  /* Degrees celcius when nodeBlinds goes into failsafe mode */
 
#define BLINDS_CMD_ABS      0x01 /* Absolute position */
#define BLINDS_CMD_REL      0x02 /* Relative position */
#define BLINDS_CMD_START    0x03 /* Start turning RC-servo */
#define BLINDS_CMD_STOP     0x04 /* Stop turning RC-servo */
#define BLINDS_CMD_RESET    0x05
#define BLINDS_CMD_STATUS   0x06
 
#define BLINDS_TURN_STOP    0x00
#define BLINDS_TURN_LEFT    0x01
#define BLINDS_TURN_RIGHT   0x02
 
#define STEPS_PER_TURN_PERIOD   10 /* number of steps for each adjustment */
#define TURN_PERIOD             100 /* ms */
#define STATUS_SEND_PERIOD      5000 /* ms */
#define FAILSAFE_SEND_PERIOD    10000 /* ms */
#define BOUNCE_TIME             10 /* ms */
#define SERVO_FEED_TIME         2000 /* ms */
#define BUTTON1                 1
#define BUTTON2                 2
 
#define SERVO_FEED_PORT         PORTC
#define SERVO_FEED_DDR          DDRC
#define SERVO_FEED_PIN          PC0
 
#define TRUE 1
#define FALSE !TRUE
 
/*-------------------------------------------------------------------------
 * Global variables
 * -----------------------------------------------------------------------*/
/*#if defined(TWO_BUTTON_MODE)
Can_Message_t txMsg_Button;
#endif*/
 
uint8_t msg_received = FALSE;
 
Can_Message_t txMsg;
Can_Message_t rxMsg;
 
/*----------------------------------------------------------------------------
 * Functions
 * -------------------------------------------------------------------------*/
void blindsFailsafe();
 
/* Takes care about incoming messages and parses them if this node is adressed */
void can_receive(Can_Message_t *msg){
    uint32_t act;
    uint8_t m, act_type, group, node;
    if( ((msg->Id & CLASS_MASK) >> CLASS_MASK_BITS) == CLASS_ACT ){
 
        act = (msg->Id & TYPE_MASK) >> TYPE_MASK_BITS;
        act_type = (act & ACT_TYPE_MASK) >> ACT_TYPE_BITS;
        group = (act & ACT_GROUP_MASK) >> ACT_GROUP_BITS;
        node = (act & ACT_NODE_MASK) >> ACT_NODE_BITS;
 
        /* Check if it is command to control this servo */
        if(act_type == ACT_TYPE_SERVO){
            if(group == GROUP_ID || node == NODE_ID){
                for(m=0;m<msg->DataLength;m++){
                    rxMsg.Data.bytes[m] = msg->Data.bytes[m];
                }
                msg_received = TRUE;
            }
        }
    }
}
 
/*----------------------------------------------------------------------------
 * Interrupt routines
 * -------------------------------------------------------------------------*/
#if defined(TWO_BUTTON_MODE)
#error two button mode is still untested
ISR( PCINT2_vect )
{
    /*
     * Auxiliary button pressed and released
     * Check time between press and release to eliminate bounces
     */
    static uint32_t buttonTime[2];
 
    txMsg_Button.RemoteFlag = 0;
    txMsg_Button.ExtendedFlag = 1;
 
    if( (PIND & (1<<PD1)) == 0){
        /* Button pressed */
        buttonTime[0] = Timebase_CurrentTime();
    }else if( (PIND & (1<<PD1)) == 1){
        if( Timebase_PassedTimeMillis( buttonTime[0] ) >= BOUNCE_TIME ){
            /* No bounce, send message */
            txMsg_Button.Id = BUTTON_ID;
            txMsg_Button.DataLength = 1;
            txMsg_Button.Data.bytes[0] = BUTTON1;
            return;
        }else{
            /* Just bounces, ignore it */
            return;
        }
    }
    if( (PIND & (1<<PD2)) == 0){
        /* Button pressed */
        buttonTime[1] = Timebase_CurrentTime();
    }else if( (PIND & (1<<PD2)) == 1){
        if( Timebase_PassedTimeMillis( buttonTime[1] ) >= BOUNCE_TIME ){
            /* No bounce, send message */
            txMsg_Button.Id = BUTTON_ID;
            txMsg_Button.DataLength = 1;
            txMsg_Button.Data.bytes[0] = BUTTON2;
            return;
        }else{
            /* Just bounces, ignore it */
            return;
        }
    }
}
#endif
 
/*-----------------------------------------------------------------------------
 * Main Program
 *---------------------------------------------------------------------------*/
int main(void) {
 
    uint8_t //blindsStatus, /* Position (-128 to 127) */
            servoToTurn,
            turnDirection = BLINDS_TURN_STOP; /* Specifies direction to turn or stopped */
    uint32_t boardTemperature = 0;
    uint32_t timeStamp = 0, timeStampTurn = 0, servoFeed_timeStamp = 0;
 
    sei();
    adcTemperatureInit();
    rcServoInit();
 
#if defined(TWO_BUTTON_MODE)
    /*
     * Initialize buttons
     * It is possible to use ie. sensors instead
     * but then change this
     */
    /* Set as input and enable pull-up */
    DDRD &= ~( (1<<DDD1)|(1<<DDD2) );
    PORTD |= (1<<PD1)|(1<<PD2);
 
    /* Enable IO-pin interrupt */
    PCICR |= (1<<PCIE2);
    /* Unmask PD1 and SERVO_FEED_PIN */
    PCMSK2 |= (1<<PCINT16) | (1<<PCINT17);
#endif
    /* Set output and turn off the servo current feed */
    SERVO_FEED_DDR |= (1<<SERVO_FEED_PIN);
    SERVO_FEED_PORT &= ~(1<<SERVO_FEED_PIN);
 
 
 
    txMsg.RemoteFlag = 0;
    txMsg.ExtendedFlag = 1;
    txMsg.Id = (CLASS_SNS << CLASS_MASK_BITS)|(SNS_ACT_STATUS_SERVO << TYPE_MASK_BITS)|(NODE_ID << SID_MASK_BITS);
 
    /* Set up callback for CAN messages */
    bios->can_callback = &can_receive;
 
    /* main loop */
    while (1) {
        /* check if any messages have been received */
        if(msg_received){
            /* This node that control a servo is adressed */
 
            if( rxMsg.Data.bytes[0] == BLINDS_CMD_ABS ){
                /* Set absolute position to servo */
                setPosition( rxMsg.Data.bytes[1], rxMsg.Data.bytes[2] );
                servoFeed_timeStamp = bios->timebase_get();
 
            }else if(rxMsg.Data.bytes[0] == BLINDS_CMD_REL){
                /* Set relative position to servo */
                alterPosition( rxMsg.Data.bytes[1], rxMsg.Data.bytes[2] );
                servoFeed_timeStamp = bios->timebase_get();
 
            }else if(rxMsg.Data.bytes[0] == BLINDS_CMD_START ){
                /* Start turning the servo */
                turnDirection = rxMsg.Data.bytes[1];
                servoToTurn = rxMsg.Data.bytes[2];
                servoFeed_timeStamp = bios->timebase_get();
 
            }else if(rxMsg.Data.bytes[0] == BLINDS_CMD_STOP ){
                /* Stop turning */
                turnDirection = BLINDS_TURN_STOP;
 
            }else if(rxMsg.Data.bytes[0] == BLINDS_CMD_STATUS){
                /* Send blinds status to CAN */
                boardTemperature = getTC1047temperature();
 
                if( (int32_t)boardTemperature >= FAILSAFE_TRESHOLD ){
                    blindsFailsafe();
                }else{
                    txMsg.Data.bytes[0] = boardTemperature & 0x00FF;
                    txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;
                    txMsg.Data.bytes[2] = 0x00;
#if NUMBER_OF_RCS >0
                    txMsg.Data.bytes[3] = getPosition(1);
#endif
#if NUMBER_OF_RCS >1
                    txMsg.Data.bytes[4] = getPosition(2);
#endif
#if NUMBER_OF_RCS >2
                    txMsg.Data.bytes[5] = getPosition(3);
#endif
                    txMsg.DataLength = NUMBER_OF_RCS+3;
                    bios->can_send(&txMsg);
                    }
                }
                msg_received = FALSE;
        }
 
        if( (bios->timebase_get() - timeStamp)  >= STATUS_SEND_PERIOD ){
            timeStamp = bios->timebase_get();
            /* Send blinds status to CAN */
 
            boardTemperature = getTC1047temperature();
 
            if( (int32_t)boardTemperature >= FAILSAFE_TRESHOLD ){
                blindsFailsafe();
            }else{
                txMsg.Data.bytes[0] = boardTemperature & 0x00FF;
                txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;
                txMsg.Data.bytes[2] = 0x00;
#if NUMBER_OF_RCS >0
                txMsg.Data.bytes[3] = getPosition(1);
#endif
#if NUMBER_OF_RCS >1
                txMsg.Data.bytes[4] = getPosition(2);
#endif
#if NUMBER_OF_RCS >2
                txMsg.Data.bytes[5] = getPosition(3);
#endif
                txMsg.DataLength = NUMBER_OF_RCS+3;
 
                bios->can_send(&txMsg);
            }
        }
        /* If start turning servo */
        if( turnDirection ){
            if( bios->timebase_get() - timeStampTurn >= TURN_PERIOD ){
                timeStampTurn = bios->timebase_get();
                /* Clockwise or counterclockwise? */
                if( turnDirection == BLINDS_TURN_LEFT ){
                    alterPosition( -STEPS_PER_TURN_PERIOD , servoToTurn);
                }else if( turnDirection == BLINDS_TURN_RIGHT ){
                    alterPosition( STEPS_PER_TURN_PERIOD , servoToTurn);
                }
            }
        }
        /* Turn off the servo current feed */
        if( bios->timebase_get() - servoFeed_timeStamp >= SERVO_FEED_TIME ){
            SERVO_FEED_PORT &= ~(1<<SERVO_FEED_PIN);
        }else{
            SERVO_FEED_PORT |= (1<<SERVO_FEED_PIN);
        }
    }
    return 0;
}
 
void blindsFailsafe()
{
    uint8_t relayStatus;
    uint32_t boardTemperature = 0, timeStamp = 0;
 
    /* Turn of servo current feed */
    SERVO_FEED_PORT &= ~(1<<SERVO_FEED_PIN);
 
 
    while(1){
        /* check if any messages have been received */
        while(msg_received) {
            /* This relay is adressed*/
            if(rxMsg.Data.bytes[0] == BLINDS_CMD_RESET ){
                /* Return from failsafe mode */
                return;
            }
        }
 
        if( bios->timebase_get() - timeStamp >= FAILSAFE_SEND_PERIOD ){
            timeStamp = bios->timebase_get();
            /* Send relay status to CAN */
            boardTemperature = getTC1047temperature();
 
            txMsg.Data.bytes[0] = boardTemperature & 0x00FF;
            txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;
            txMsg.Data.bytes[2] = FAILSAFE_MODE;
#if NUMBER_OF_RCS >0
            txMsg.Data.bytes[3] = getPosition(1);
#endif
#if NUMBER_OF_RCS >1
            txMsg.Data.bytes[4] = getPosition(2);
#endif
#if NUMBER_OF_RCS >2
            txMsg.Data.bytes[5] = getPosition(3);
#endif
            txMsg.DataLength = NUMBER_OF_RCS+3;
 
            bios->can_send(&txMsg);
        }
    }
}
 
 

Rev 322	Rev 323
1	/**	1	/**
2	* CanBlinds.	2	* CanBlinds.
3	* Takes incomming packages and adjusts PWM output.	3	* Takes incomming packages and adjusts PWM output.
4	* Input: -128 to +127	4	* Input: -128 to +127
5	* Position msg: <byte0 BLINDS_CMD> <byte1 position> <byte2 servo number>	5	* Position msg: <byte0 BLINDS_CMD> <byte1 position> <byte2 servo number>
6	* Turning msg: <byte0 START/STOP> <byte 1 direction> <byte2 servo number>	6	* Turning msg: <byte0 START/STOP> <byte 1 direction> <byte2 servo number>
7	*	7	*
8	* @date 2007-01-01	8	* @date 2007-01-01
9	* @author Erik Larsson	9	* @author Erik Larsson
10	*	10	*
11	*/	11	*/
12		12
13	//#define TWO_BUTTON_MODE /* If using two (or just one but nothing more) auxiliary buttons */	13	//#define TWO_BUTTON_MODE /* If using two (or just one but nothing more) auxiliary buttons */
14		14
15	/*-----------------------------------------------------------------------------	15	/*-----------------------------------------------------------------------------
16	* Includes	16	* Includes
17	---------------------------------------------------------------------------/	17	---------------------------------------------------------------------------/
18	/* system files */	18	/* system files */
19	#include <avr/io.h>	19	#include <avr/io.h>
20	#include <avr/interrupt.h>	20	#include <avr/interrupt.h>
21	#include <stdio.h>	21	#include <stdio.h>
22	/* lib files */	22	/* lib files */
23	#include <bios.h>	23	#include <bios.h>
24	#include <tc1047.h>	24	#include <tc1047.h>
25	#include <rc_servo.h>	25	#include <rc_servo.h>
26		26
27	#include <eqlazer_funcdefs.h>	27	#include <eqlazer_funcdefs.h>
28		28
29	/* defines */	29	/* defines */
30	#define GROUP_ID 0x01L // FIXME	30	#define GROUP_ID 0x01L // FIXME
31		31
32	#define FAILSAFE_MODE 0x0F	32	#define FAILSAFE_MODE 0x0F
33	#define FAILSAFE_TRESHOLD 60 /* Degrees celcius when nodeBlinds goes into failsafe mode */	33	#define FAILSAFE_TRESHOLD 60 /* Degrees celcius when nodeBlinds goes into failsafe mode */
34		34
35	#define BLINDS_CMD_ABS 0x01 /* Absolute position */	35	#define BLINDS_CMD_ABS 0x01 /* Absolute position */
36	#define BLINDS_CMD_REL 0x02 /* Relative position */	36	#define BLINDS_CMD_REL 0x02 /* Relative position */
37	#define BLINDS_CMD_START 0x03 /* Start turning RC-servo */	37	#define BLINDS_CMD_START 0x03 /* Start turning RC-servo */
38	#define BLINDS_CMD_STOP 0x04 /* Stop turning RC-servo */	38	#define BLINDS_CMD_STOP 0x04 /* Stop turning RC-servo */
39	#define BLINDS_CMD_RESET 0x05	39	#define BLINDS_CMD_RESET 0x05
40	#define BLINDS_CMD_STATUS 0x06	40	#define BLINDS_CMD_STATUS 0x06
41		41
42	#define BLINDS_TURN_STOP 0x00	42	#define BLINDS_TURN_STOP 0x00
43	#define BLINDS_TURN_LEFT 0x01	43	#define BLINDS_TURN_LEFT 0x01
44	#define BLINDS_TURN_RIGHT 0x02	44	#define BLINDS_TURN_RIGHT 0x02
45		45
46	#define STEPS_PER_TURN_PERIOD 10 /* number of steps for each adjustment */	46	#define STEPS_PER_TURN_PERIOD 10 /* number of steps for each adjustment */
47	#define TURN_PERIOD 100 /* ms */	47	#define TURN_PERIOD 100 /* ms */
48	#define STATUS_SEND_PERIOD 5000 /* ms */	48	#define STATUS_SEND_PERIOD 5000 /* ms */
49	#define FAILSAFE_SEND_PERIOD 10000 /* ms */	49	#define FAILSAFE_SEND_PERIOD 10000 /* ms */
50	#define BOUNCE_TIME 10 /* ms */	50	#define BOUNCE_TIME 10 /* ms */
51	#define SERVO_FEED_TIME 2000 /* ms */	51	#define SERVO_FEED_TIME 2000 /* ms */
52	#define BUTTON1 1	52	#define BUTTON1 1
53	#define BUTTON2 2	53	#define BUTTON2 2
-		54
-		55	#define SERVO_FEED_PORT PORTC
-		56	#define SERVO_FEED_DDR DDRC
-		57	#define SERVO_FEED_PIN PC0
54		58
55	#define TRUE 1	59	#define TRUE 1
56	#define FALSE !TRUE	60	#define FALSE !TRUE
57		61
58	/*-------------------------------------------------------------------------	62	/*-------------------------------------------------------------------------
59	* Global variables	63	* Global variables
60	* -----------------------------------------------------------------------*/	64	* -----------------------------------------------------------------------*/
61	/*#if defined(TWO_BUTTON_MODE)	65	/*#if defined(TWO_BUTTON_MODE)
62	Can_Message_t txMsg_Button;	66	Can_Message_t txMsg_Button;
63	#endif*/	67	#endif*/
64		68
65	uint8_t msg_received = FALSE;	69	uint8_t msg_received = FALSE;
66		70
67	Can_Message_t txMsg;	71	Can_Message_t txMsg;
68	Can_Message_t rxMsg;	72	Can_Message_t rxMsg;
69		73
70	/*----------------------------------------------------------------------------	74	/*----------------------------------------------------------------------------
71	* Functions	75	* Functions
72	* -------------------------------------------------------------------------*/	76	* -------------------------------------------------------------------------*/
73	void blindsFailsafe();	77	void blindsFailsafe();
74		78
75	/* Takes care about incoming messages and parses them if this node is adressed */	79	/* Takes care about incoming messages and parses them if this node is adressed */
76	void can_receive(Can_Message_t *msg){	80	void can_receive(Can_Message_t *msg){
77	uint32_t act;	81	uint32_t act;
78	uint8_t m, act_type, group, node;	82	uint8_t m, act_type, group, node;
79	if( ((msg->Id & CLASS_MASK) >> CLASS_MASK_BITS) == CLASS_ACT ){	83	if( ((msg->Id & CLASS_MASK) >> CLASS_MASK_BITS) == CLASS_ACT ){
80	/* Parse message */	-
81	act = (msg->Id & TYPE_MASK) >> TYPE_MASK_BITS;	84	act = (msg->Id & TYPE_MASK) >> TYPE_MASK_BITS;
82	act_type = (act & ACT_TYPE_MASK) >> ACT_TYPE_BITS;	85	act_type = (act & ACT_TYPE_MASK) >> ACT_TYPE_BITS;
83	group = (act & ACT_GROUP_MASK) >> ACT_GROUP_BITS;	86	group = (act & ACT_GROUP_MASK) >> ACT_GROUP_BITS;
84	node = (act & ACT_NODE_MASK) >> ACT_NODE_BITS;	87	node = (act & ACT_NODE_MASK) >> ACT_NODE_BITS;
85		88
86	/* Check if it is command to control this servo */	89	/* Check if it is command to control this servo */
87	if(act_type == ACT_TYPE_SERVO){	90	if(act_type == ACT_TYPE_SERVO){
88	if(group == GROUP_ID \|\| node == NODE_ID){	91	if(group == GROUP_ID \|\| node == NODE_ID){
89	for(m=0;m<msg->DataLength;m++){	92	for(m=0;m<msg->DataLength;m++){
90	rxMsg.Data.bytes[m] = msg->Data.bytes[m];	93	rxMsg.Data.bytes[m] = msg->Data.bytes[m];
91	}	94	}
92	msg_received = TRUE;	95	msg_received = TRUE;
93	}	96	}
94	}	97	}
95	}	98	}
96	}	99	}
97		100
98	/*----------------------------------------------------------------------------	101	/*----------------------------------------------------------------------------
99	* Interrupt routines	102	* Interrupt routines
100	* -------------------------------------------------------------------------*/	103	* -------------------------------------------------------------------------*/
101	#if defined(TWO_BUTTON_MODE)	104	#if defined(TWO_BUTTON_MODE)
102	#error two button mode is still untested	105	#error two button mode is still untested
103	ISR( PCINT2_vect )	106	ISR( PCINT2_vect )
104	{	107	{
105	/*	108	/*
106	* Auxiliary button pressed and released	109	* Auxiliary button pressed and released
107	* Check time between press and release to eliminate bounces	110	* Check time between press and release to eliminate bounces
108	*/	111	*/
109	static uint32_t buttonTime[2];	112	static uint32_t buttonTime[2];
110		113
111	txMsg_Button.RemoteFlag = 0;	114	txMsg_Button.RemoteFlag = 0;
112	txMsg_Button.ExtendedFlag = 1;	115	txMsg_Button.ExtendedFlag = 1;
113		116
114	if( (PIND & (1<<PD1)) == 0){	117	if( (PIND & (1<<PD1)) == 0){
115	/* Button pressed */	118	/* Button pressed */
116	buttonTime[0] = Timebase_CurrentTime();	119	buttonTime[0] = Timebase_CurrentTime();
117	}else if( (PIND & (1<<PD1)) == 1){	120	}else if( (PIND & (1<<PD1)) == 1){
118	if( Timebase_PassedTimeMillis( buttonTime[0] ) >= BOUNCE_TIME ){	121	if( Timebase_PassedTimeMillis( buttonTime[0] ) >= BOUNCE_TIME ){
119	/* No bounce, send message */	122	/* No bounce, send message */
120	txMsg_Button.Id = BUTTON_ID;	123	txMsg_Button.Id = BUTTON_ID;
121	txMsg_Button.DataLength = 1;	124	txMsg_Button.DataLength = 1;
122	txMsg_Button.Data.bytes[0] = BUTTON1;	125	txMsg_Button.Data.bytes[0] = BUTTON1;
123	return;	126	return;
124	}else{	127	}else{
125	/* Just bounces, ignore it */	128	/* Just bounces, ignore it */
126	return;	129	return;
127	}	130	}
128	}	131	}
129	if( (PIND & (1<<PD2)) == 0){	132	if( (PIND & (1<<PD2)) == 0){
130	/* Button pressed */	133	/* Button pressed */
131	buttonTime[1] = Timebase_CurrentTime();	134	buttonTime[1] = Timebase_CurrentTime();
132	}else if( (PIND & (1<<PD2)) == 1){	135	}else if( (PIND & (1<<PD2)) == 1){
133	if( Timebase_PassedTimeMillis( buttonTime[1] ) >= BOUNCE_TIME ){	136	if( Timebase_PassedTimeMillis( buttonTime[1] ) >= BOUNCE_TIME ){
134	/* No bounce, send message */	137	/* No bounce, send message */
135	txMsg_Button.Id = BUTTON_ID;	138	txMsg_Button.Id = BUTTON_ID;
136	txMsg_Button.DataLength = 1;	139	txMsg_Button.DataLength = 1;
137	txMsg_Button.Data.bytes[0] = BUTTON2;	140	txMsg_Button.Data.bytes[0] = BUTTON2;
138	return;	141	return;
139	}else{	142	}else{
140	/* Just bounces, ignore it */	143	/* Just bounces, ignore it */
141	return;	144	return;
142	}	145	}
143	}	146	}
144	}	147	}
145	#endif	148	#endif
146		149
147	/*-----------------------------------------------------------------------------	150	/*-----------------------------------------------------------------------------
148	* Main Program	151	* Main Program
149	---------------------------------------------------------------------------/	152	---------------------------------------------------------------------------/
150	int main(void) {	153	int main(void) {
151		154
152	uint8_t //blindsStatus, /* Position (-128 to 127) */	155	uint8_t //blindsStatus, /* Position (-128 to 127) */
153	servoToTurn,	156	servoToTurn,
154	turnDirection = BLINDS_TURN_STOP; /* Specifies direction to turn or stopped */	157	turnDirection = BLINDS_TURN_STOP; /* Specifies direction to turn or stopped */
155	uint32_t boardTemperature = 0;	158	uint32_t boardTemperature = 0;
156	uint32_t timeStamp = 0, timeStampTurn = 0, servoFeed_timeStamp = 0;	159	uint32_t timeStamp = 0, timeStampTurn = 0, servoFeed_timeStamp = 0;
157		160
158	sei();	161	sei();
159	adcTemperatureInit();	162	adcTemperatureInit();
160	rcServoInit();	163	rcServoInit();
161		164
162	#if defined(TWO_BUTTON_MODE)	165	#if defined(TWO_BUTTON_MODE)
163	/*	166	/*
164	* Initialize buttons	167	* Initialize buttons
165	* It is possible to use ie. sensors instead	168	* It is possible to use ie. sensors instead
166	* but then change this	169	* but then change this
167	*/	170	*/
168	/* Set as input and enable pull-up */	171	/* Set as input and enable pull-up */
169	DDRD &= ~( (1<<DDD1)\|(1<<DDD2) );	172	DDRD &= ~( (1<<DDD1)\|(1<<DDD2) );
170	PORTD \|= (1<<PD1)\|(1<<PD2);	173	PORTD \|= (1<<PD1)\|(1<<PD2);
171		174
172	/* Enable IO-pin interrupt */	175	/* Enable IO-pin interrupt */
173	PCICR \|= (1<<PCIE2);	176	PCICR \|= (1<<PCIE2);
174	/* Unmask PD1 and ~~PD2~~ */	177	/* Unmask PD1 and SERVO_FEED_PIN */
175	PCMSK2 \|= (1<<PCINT16) \| (1<<PCINT17);	178	PCMSK2 \|= (1<<PCINT16) \| (1<<PCINT17);
176	#endif	179	#endif
177	/* Set output and turn off the servo current feed */	180	/* Set output and turn off the servo current feed */
178	~~DDRC~~ \|= (1<<~~DDC0~~);	181	SERVO_FEED_DDR \|= (1<<SERVO_FEED_PIN);
179	~~PORTC~~ &= ~(1<<~~PC0~~);	182	SERVO_FEED_PORT &= ~(1<<SERVO_FEED_PIN);
180		-
181	// sei();	-
182		183
183	txMsg.RemoteFlag = 0;	184	txMsg.RemoteFlag = 0;
184	txMsg.ExtendedFlag = 1;	185	txMsg.ExtendedFlag = 1;
185	txMsg.Id = (CLASS_SNS << CLASS_MASK_BITS)\|(SNS_ACT_STATUS_SERVO << TYPE_MASK_BITS)\|(NODE_ID << SID_MASK_BITS);	186	txMsg.Id = (CLASS_SNS << CLASS_MASK_BITS)\|(SNS_ACT_STATUS_SERVO << TYPE_MASK_BITS)\|(NODE_ID << SID_MASK_BITS);
186		187
187	/* Set up callback for CAN messages */	188	/* Set up callback for CAN messages */
188	bios->can_callback = &can_receive;	189	bios->can_callback = &can_receive;
189		190
190	/* main loop */	191	/* main loop */
191	while (1) {	192	while (1) {
192	/* check if any messages have been received */	193	/* check if any messages have been received */
193	if(msg_received){	194	if(msg_received){
194	/* This node that control a servo is adressed */	195	/* This node that control a servo is adressed */
195		-
196	if( rxMsg.Data.bytes[0] == BLINDS_CMD_ABS ){	196	if( rxMsg.Data.bytes[0] == BLINDS_CMD_ABS ){
197	/* Set absolute position to servo */	197	/* Set absolute position to servo */
198	setPosition( rxMsg.Data.bytes[1], rxMsg.Data.bytes[2] );	198	setPosition( rxMsg.Data.bytes[1], rxMsg.Data.bytes[2] );
199	~~timeStampTurn~~ = bios->timebase_get();	199	servoFeed_timeStamp = bios->timebase_get();
200		200
201	}else if(rxMsg.Data.bytes[0] == BLINDS_CMD_REL){	201	}else if(rxMsg.Data.bytes[0] == BLINDS_CMD_REL){
202	/* Set relative position to servo */	202	/* Set relative position to servo */
203	alterPosition( rxMsg.Data.bytes[1], rxMsg.Data.bytes[2] );	203	alterPosition( rxMsg.Data.bytes[1], rxMsg.Data.bytes[2] );
204	~~timeStampTurn~~ = bios->timebase_get();	204	servoFeed_timeStamp = bios->timebase_get();
205		205
206	}else if(rxMsg.Data.bytes[0] == BLINDS_CMD_START ){	206	}else if(rxMsg.Data.bytes[0] == BLINDS_CMD_START ){
207	/* Start turning the servo */	207	/* Start turning the servo */
208	turnDirection = rxMsg.Data.bytes[1];	208	turnDirection = rxMsg.Data.bytes[1];
209	servoToTurn = rxMsg.Data.bytes[2];	209	servoToTurn = rxMsg.Data.bytes[2];
210	~~timeStampTurn~~ = bios->timebase_get();	210	servoFeed_timeStamp = bios->timebase_get();
211		211
212	}else if(rxMsg.Data.bytes[0] == BLINDS_CMD_STOP ){	212	}else if(rxMsg.Data.bytes[0] == BLINDS_CMD_STOP ){
213	/* Stop turning */	213	/* Stop turning */
214	turnDirection = BLINDS_TURN_STOP;	214	turnDirection = BLINDS_TURN_STOP;
215		215
216	}else if(rxMsg.Data.bytes[0] == BLINDS_CMD_STATUS){	216	}else if(rxMsg.Data.bytes[0] == BLINDS_CMD_STATUS){
217	/* Send blinds status to CAN */	217	/* Send blinds status to CAN */
218	boardTemperature = getTC1047temperature();	218	boardTemperature = getTC1047temperature();
219		219
220	if( (int32_t)boardTemperature >= FAILSAFE_TRESHOLD ){	220	if( (int32_t)boardTemperature >= FAILSAFE_TRESHOLD ){
221	blindsFailsafe();	221	blindsFailsafe();
222	}else{	222	}else{
223	txMsg.Data.bytes[0] = boardTemperature & 0x00FF;	223	txMsg.Data.bytes[0] = boardTemperature & 0x00FF;
224	txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;	224	txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;
225	txMsg.Data.bytes[2] = 0x00;	225	txMsg.Data.bytes[2] = 0x00;
226	#if NUMBER_OF_RCS >0	226	#if NUMBER_OF_RCS >0
227	txMsg.Data.bytes[3] = getPosition(1);	227	txMsg.Data.bytes[3] = getPosition(1);
228	#endif	228	#endif
229	#if NUMBER_OF_RCS >1	229	#if NUMBER_OF_RCS >1
230	txMsg.Data.bytes[4] = getPosition(2);	230	txMsg.Data.bytes[4] = getPosition(2);
231	#endif	231	#endif
232	#if NUMBER_OF_RCS >2	232	#if NUMBER_OF_RCS >2
233	txMsg.Data.bytes[5] = getPosition(3);	233	txMsg.Data.bytes[5] = getPosition(3);
234	#endif	234	#endif
235	txMsg.DataLength = NUMBER_OF_RCS+3;	235	txMsg.DataLength = NUMBER_OF_RCS+3;
236	bios->can_send(&txMsg);	236	bios->can_send(&txMsg);
237	}	237	}
238	}	238	}
239	msg_received = FALSE;	239	msg_received = FALSE;
240	}	240	}
241		241
242	if( (bios->timebase_get() - timeStamp) >= STATUS_SEND_PERIOD ){	242	if( (bios->timebase_get() - timeStamp) >= STATUS_SEND_PERIOD ){
243	timeStamp = bios->timebase_get();	243	timeStamp = bios->timebase_get();
244	/* Send blinds status to CAN */	244	/* Send blinds status to CAN */
245		245
246	boardTemperature = getTC1047temperature();	246	boardTemperature = getTC1047temperature();
247		247
248	if( (int32_t)boardTemperature >= FAILSAFE_TRESHOLD ){	248	if( (int32_t)boardTemperature >= FAILSAFE_TRESHOLD ){
249	blindsFailsafe();	249	blindsFailsafe();
250	}else{	250	}else{
251	txMsg.Data.bytes[0] = boardTemperature & 0x00FF;	251	txMsg.Data.bytes[0] = boardTemperature & 0x00FF;
252	txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;	252	txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;
253	txMsg.Data.bytes[2] = 0x00;	253	txMsg.Data.bytes[2] = 0x00;
254	#if NUMBER_OF_RCS >0	254	#if NUMBER_OF_RCS >0
255	txMsg.Data.bytes[3] = getPosition(1);	255	txMsg.Data.bytes[3] = getPosition(1);
256	#endif	256	#endif
257	#if NUMBER_OF_RCS >1	257	#if NUMBER_OF_RCS >1
258	txMsg.Data.bytes[4] = getPosition(2);	258	txMsg.Data.bytes[4] = getPosition(2);
259	#endif	259	#endif
260	#if NUMBER_OF_RCS >2	260	#if NUMBER_OF_RCS >2
261	txMsg.Data.bytes[5] = getPosition(3);	261	txMsg.Data.bytes[5] = getPosition(3);
262	#endif	262	#endif
263	txMsg.DataLength = NUMBER_OF_RCS+3;	263	txMsg.DataLength = NUMBER_OF_RCS+3;
264		264
265	bios->can_send(&txMsg);	265	bios->can_send(&txMsg);
266	}	266	}
267	}	267	}
268	/* If start turning servo */	268	/* If start turning servo */
269	if( turnDirection ){	269	if( turnDirection ){
270	if( bios->timebase_get() - timeStampTurn >= TURN_PERIOD ){	270	if( bios->timebase_get() - timeStampTurn >= TURN_PERIOD ){
271	timeStampTurn = bios->timebase_get();	271	timeStampTurn = bios->timebase_get();
272	/* Clockwise or counterclockwise? */	272	/* Clockwise or counterclockwise? */
273	if( turnDirection == BLINDS_TURN_LEFT ){	273	if( turnDirection == BLINDS_TURN_LEFT ){
274	alterPosition( -STEPS_PER_TURN_PERIOD , servoToTurn);	274	alterPosition( -STEPS_PER_TURN_PERIOD , servoToTurn);
275	}else if( turnDirection == BLINDS_TURN_RIGHT ){	275	}else if( turnDirection == BLINDS_TURN_RIGHT ){
276	alterPosition( STEPS_PER_TURN_PERIOD , servoToTurn);	276	alterPosition( STEPS_PER_TURN_PERIOD , servoToTurn);
277	}	277	}
278	}	278	}
279	}	279	}
280	/* Turn off the servo current feed */	280	/* Turn off the servo current feed */
281	if( bios->timebase_get() - servoFeed_timeStamp >= SERVO_FEED_TIME ){	281	if( bios->timebase_get() - servoFeed_timeStamp >= SERVO_FEED_TIME ){
282	~~PORTC~~ &= ~(1<<~~PC0~~);	282	SERVO_FEED_PORT &= ~(1<<SERVO_FEED_PIN);
283	}else{	283	}else{
284	~~PORTC~~ \|= (1<<~~PC0~~);	284	SERVO_FEED_PORT \|= (1<<SERVO_FEED_PIN);
285	}	285	}
286	}	286	}
287	return 0;	287	return 0;
288	}	288	}
289		289
290	void blindsFailsafe()	290	void blindsFailsafe()
291	{	291	{
292	uint8_t relayStatus;	292	uint8_t relayStatus;
293	uint32_t boardTemperature = 0, timeStamp = 0;	293	uint32_t boardTemperature = 0, timeStamp = 0;
294		294
295	/* Turn of servo current feed */	295	/* Turn of servo current feed */
296	~~PORTC~~ &= ~(1<<~~PC0~~);	296	SERVO_FEED_PORT &= ~(1<<SERVO_FEED_PIN);
297		297
298		298
299	while(1){	299	while(1){
300	/* check if any messages have been received */	300	/* check if any messages have been received */
301	while(msg_received) {	301	while(msg_received) {
302	/* This relay is adressed*/	302	/* This relay is adressed*/
303	if(rxMsg.Data.bytes[0] == BLINDS_CMD_RESET ){	303	if(rxMsg.Data.bytes[0] == BLINDS_CMD_RESET ){
304	/* Return from failsafe mode */	304	/* Return from failsafe mode */
305	return;	305	return;
306	}	306	}
307	}	307	}
308		308
309	if( bios->timebase_get() - timeStamp >= FAILSAFE_SEND_PERIOD ){	309	if( bios->timebase_get() - timeStamp >= FAILSAFE_SEND_PERIOD ){
310	timeStamp = bios->timebase_get();	310	timeStamp = bios->timebase_get();
311	/* Send relay status to CAN */	311	/* Send relay status to CAN */
312	boardTemperature = getTC1047temperature();	312	boardTemperature = getTC1047temperature();
313		313
314	txMsg.Data.bytes[0] = boardTemperature & 0x00FF;	314	txMsg.Data.bytes[0] = boardTemperature & 0x00FF;
315	txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;	315	txMsg.Data.bytes[1] = (boardTemperature & 0xFF00)>>8;
316	txMsg.Data.bytes[2] = FAILSAFE_MODE;	316	txMsg.Data.bytes[2] = FAILSAFE_MODE;
317	#if NUMBER_OF_RCS >0	317	#if NUMBER_OF_RCS >0
318	txMsg.Data.bytes[3] = getPosition(1);	318	txMsg.Data.bytes[3] = getPosition(1);
319	#endif	319	#endif
320	#if NUMBER_OF_RCS >1	320	#if NUMBER_OF_RCS >1
321	txMsg.Data.bytes[4] = getPosition(2);	321	txMsg.Data.bytes[4] = getPosition(2);
322	#endif	322	#endif
323	#if NUMBER_OF_RCS >2	323	#if NUMBER_OF_RCS >2
324	txMsg.Data.bytes[5] = getPosition(3);	324	txMsg.Data.bytes[5] = getPosition(3);
325	#endif	325	#endif
326	txMsg.DataLength = NUMBER_OF_RCS+3;	326	txMsg.DataLength = NUMBER_OF_RCS+3;
327		327
328	bios->can_send(&txMsg);	328	bios->can_send(&txMsg);
329	}	329	}
330	}	330	}
331	}	331	}
332		332
333		333

Subversion Repositories HomeAutomation

(root)/trunk/EmbeddedSoftware/AVR/CanBlinds/main.c @ 331 – Rev 322 → 323