WebSVN – HomeAutomation – Blame – /trunk/EmbeddedSoftware/PIC/canTemp/Source/Main.c

Rev	Author	Line No.	Line
129	johboh	1	/*********************************************************************
		2	*
		3	* Main application
		4	*
		5	*********************************************************************
		6	* FileName: $HeadURL: https://svn.auml.se/svn/HomeAutomation/trunk/EmbeddedSoftware/PIC/canTemp/Source/Main.c $
		7	* Last changed: $LastChangedDate: 2007-01-28 14:58:11 +0100 (Sun, 28 Jan 2007) $
		8	* By: $LastChangedBy: johboh $
		9	* Revision: $Revision: 260 $
		10	********************************************************************/
		11
		12
		13	#include <compiler.h>
		14	#include <stackTasks.h>
		15	#include <Tick.h>
		16	#include <funcdefs.h>
260	johboh	17	#include <CAN.h>
129	johboh	18
		19
139	johboh	20	#ifdef USE_ADC
		21	#include <adc.h>
		22	#endif
		23
129	johboh	24	static void mainInit(void);
		25
		26
		27	void main()
		28	{
		29	static TICK t = 0;
		30	CAN_MESSAGE outCm;
		31
		32	// Inits
		33	mainInit();
260	johboh	34	canInit();
129	johboh	35
139	johboh	36	#ifdef USE_ADC
		37	adcInit(TRUE,0b1011);
		38	#endif
		39
129	johboh	40
		41	while(1)
		42	{
		43	static TICK t = 0;
139	johboh	44	static TICK temperature = 0;
		45	static BYTE lastTemperature = TEMPERATURE_INSIDE;
129	johboh	46
		47
		48	if ((tickGet()-t)>TICK_SECOND)
		49	{
		50	LED0_IO=~LED0_IO;
		51	t = tickGet();
		52	}
139	johboh	53
		54	#ifdef USE_ADC
		55	if ((tickGet()-temperature)>TICK_SECOND*2) // Each 2 second, read temperature.
		56	{
		57	if (lastTemperature==TEMPERATURE_INSIDE) lastTemperature=TEMPERATURE_OUTSIDE; else lastTemperature=TEMPERATURE_INSIDE;
		58	adcConvert(lastTemperature);
		59	temperature = tickGet();
		60	}
		61	#endif
		62
		63
		64	#ifdef USE_ADC
		65	if (adcDone()) // Has temperature, send it to the bus
		66	{
		67	BYTE decimal;
		68	signed char tenth;
		69	temperatureRead(&tenth,&decimal);
		70
		71	outCm.funct = FUNCT_SENSORS;
		72	outCm.funcc = (lastTemperature==TEMPERATURE_INSIDE?FUNCC_SENSORS_TEMPERATURE_INSIDE:FUNCC_SENSORS_TEMPERATURE_OUTSIDE);
		73	outCm.data_length = 2;
		74	outCm.data[1] = tenth; // signed 10 an 1 decimal.
		75	outCm.data[0] = decimal; // Decimal value, 0-9
		76	while(!canSendMessage(outCm,PRIO_HIGH));
		77	}
		78	#endif
		79
129	johboh	80	}
		81	}
		82
		83
		84	#pragma interrupt high_isr
		85	void high_isr(void)
		86	{
260	johboh	87	canISR();
129	johboh	88	}
		89
		90
		91	#pragma interrupt low_isr
		92	void low_isr(void)
		93	{
139	johboh	94	#ifdef USE_ADC
		95	adcISR();
		96	#endif
129	johboh	97	}
		98
		99
		100
		101	/*
		102	* Function: mainInit
		103	*
		104	* Input: none
		105	* Output: none
		106	* Pre-conditions: none
		107	* Affects: Se code
		108	* Depends: none.
		109	*/
		110	void mainInit()
		111	{
		112	LED0_TRIS=0;
		113
		114	// Enable Interrupts
		115	INTCONbits.GIEH = 1;
		116	INTCONbits.GIEL = 1;
		117
		118	// Enable interrupt prirority
		119	RCONbits.IPEN=1;
		120
		121
		122	}
		123
		124	/*
		125	* Function: canParse
		126	*
		127	* Input: Received can message
		128	* Output: none
		129	* Pre-conditions: canInit and received packet.
		130	* Affects: Sensors/actuators/etc. See code.
		131	* Depends: none.
		132	*/
260	johboh	133
129	johboh	134	void canParse(CAN_MESSAGE cm)
		135	{
		136	CAN_MESSAGE outCm;
		137
		138	}
		139
		140
		141	// Below are mandantory when using bootloader
		142	// define DEBUG_MODE to use without bootloader.
		143
		144	#ifndef DEBUG_MODE
		145	extern void _startup (void);
		146	#pragma code _RESET_INTERRUPT_VECTOR = 0x001000
		147	void _reset (void)
		148	{
		149	_asm goto _startup _endasm
		150	}
		151	#pragma code
		152	#endif
		153
		154	#pragma code _HIGH_INTERRUPT_VECTOR = 0x001008
		155	void _high_ISR (void)
		156	{
		157	_asm GOTO high_isr _endasm
		158	}
		159	#pragma code
		160
		161	#pragma code _LOW_INTERRUPT_VECTOR = 0x001018
		162	void _low_ISR (void)
		163	{
		164	_asm GOTO low_isr _endasm
		165	}
		166	#pragma code

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