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1 | /********************************************************************* |
| 2 | * |
2 | * |
| 3 | * Main application |
3 | * Main application |
| 4 | * |
4 | * |
| 5 | ********************************************************************* |
5 | ********************************************************************* |
| 6 | * FileName: $HeadURL: https://svn.auml.se/svn/HomeAutomation/trunk/EmbeddedSoftware/PIC/canIRtrans/Source/Main.c $ |
6 | * FileName: $HeadURL: https://svn.auml.se/svn/HomeAutomation/trunk/EmbeddedSoftware/PIC/canIRtrans/Source/Main.c $ |
| 7 | * Last changed: $LastChangedDate: |
7 | * Last changed: $LastChangedDate: 2007-01-28 14:58:11 +0100 (Sun, 28 Jan 2007) $ |
| 8 | * By: $LastChangedBy: johboh $ |
8 | * By: $LastChangedBy: johboh $ |
| 9 | * Revision: $Revision: |
9 | * Revision: $Revision: 260 $ |
| 10 | ********************************************************************/ |
10 | ********************************************************************/ |
| 11 | 11 | ||
| 12 | 12 | ||
| 13 | #include <compiler.h> |
13 | #include <compiler.h> |
| 14 | #include <stackTasks.h> |
14 | #include <stackTasks.h> |
| 15 | #include <Tick.h> |
15 | #include <Tick.h> |
| 16 | #include <funcdefs.h> |
16 | #include <funcdefs.h> |
| 17 | #include <EEaccess.h> |
- | |
| 18 | - | ||
| 19 | #ifdef USE_CAN |
- | |
| 20 | #include <CAN.h> |
17 | #include <CAN.h> |
| 21 | #endif |
- | |
| 22 | 18 | ||
| 23 | static void mainInit(void); |
19 | static void mainInit(void); |
| 24 | - | ||
| 25 | - | ||
| 26 | static int MY_ID = DEFAULT_ID; |
- | |
| 27 | static BYTE MY_NID = DEFAULT_NID; |
- | |
| 28 | 20 | ||
| 29 | void main() |
21 | void main() |
| 30 | { |
22 | { |
| 31 | static TICK t = 0; |
23 | static TICK t = 0; |
| 32 | CAN_MESSAGE outCm; |
24 | CAN_MESSAGE outCm; |
| 33 | 25 | ||
| 34 | // Inits |
26 | // Inits |
| 35 | 27 | ||
| 36 | mainInit(); |
28 | mainInit(); |
| 37 | - | ||
| 38 | #ifdef USE_CAN |
- | |
| 39 | canInit(); |
29 | canInit(); |
| 40 | #endif |
- | |
| 41 | 30 | ||
| 42 | tickInit(); |
- | |
| 43 | - | ||
| 44 | // Read ID and NID if exist. |
- | |
| 45 | if (EERead(NODE_ID_EE)==NODE_HAS_ID) |
- | |
| 46 | { |
- | |
| 47 | MY_ID=(((WORD)EERead(NODE_ID_EE + 1))<<8)+EERead(NODE_ID_EE + 2); |
- | |
| 48 | MY_NID=EERead(NODE_ID_EE + 3); |
- | |
| 49 | } |
- | |
| 50 | - | ||
| 51 | // Send user program startup heatbeat |
- | |
| 52 | outCm.funct = FUNCT_BOOTLOADER; |
- | |
| 53 | outCm.funcc = FUNCC_BOOT_HEARTBEAT; |
- | |
| 54 | outCm.nid = MY_NID; |
- | |
| 55 | outCm.sid = MY_ID; |
- | |
| 56 | outCm.data_length = 1; |
- | |
| 57 | outCm.data[BOOT_DATA_HEARTBEAT_INDEX] = HEARTBEAT_USER_STARTUP; |
- | |
| 58 | while(!canSendMessage(outCm,PRIO_HIGH)); |
- | |
| 59 | - | ||
| 60 | 31 | ||
| 61 | while(1) |
32 | while(1) |
| 62 | { |
33 | { |
| 63 | static TICK t = 0; |
34 | static TICK t = 0; |
| 64 | static TICK heartbeat = 0; |
- | |
| 65 | 35 | ||
| 66 | - | ||
| 67 | if ((tickGet()-heartbeat)>TICK_SECOND*5) |
- | |
| 68 | { |
- | |
| 69 | // Send alive heartbeat |
- | |
| 70 | outCm.funct = FUNCT_BOOTLOADER; |
- | |
| 71 | outCm.funcc = FUNCC_BOOT_HEARTBEAT; |
- | |
| 72 | outCm.nid = MY_NID; |
- | |
| 73 | outCm.sid = MY_ID; |
- | |
| 74 | outCm.data_length = 1; |
- | |
| 75 | outCm.data[BOOT_DATA_HEARTBEAT_INDEX] = HEARTBEAT_ALIVE; |
- | |
| 76 | while(!canSendMessage(outCm,PRIO_HIGH)); |
- | |
| 77 | - | ||
| 78 | heartbeat = tickGet(); |
- | |
| 79 | } |
- | |
| 80 | if ((tickGet()-t)>TICK_SECOND) |
36 | if ((tickGet()-t)>TICK_SECOND) |
| 81 | { |
37 | { |
| 82 | LED0_IO=~LED0_IO; |
38 | LED0_IO=~LED0_IO; |
| 83 | t = tickGet(); |
39 | t = tickGet(); |
| 84 | } |
40 | } |
| 85 | } |
41 | } |
| 86 | } |
42 | } |
| 87 | 43 | ||
| 88 | 44 | ||
| 89 | #pragma interrupt high_isr |
45 | #pragma interrupt high_isr |
| 90 | void high_isr(void) |
46 | void high_isr(void) |
| 91 | { |
47 | { |
| 92 | ClrWdt(); |
- | |
| 93 | - | ||
| 94 | #ifdef USE_CAN |
- | |
| 95 | canISR(); |
48 | canISR(); |
| 96 | #endif |
- | |
| 97 | - | ||
| 98 | tickUpdate(); |
- | |
| 99 | - | ||
| 100 | } |
49 | } |
| 101 | 50 | ||
| 102 | 51 | ||
| 103 | #pragma interrupt low_isr |
52 | #pragma interrupt low_isr |
| 104 | void low_isr(void) |
53 | void low_isr(void) |
| 105 | { |
54 | { |
| 106 | 55 | ||
| 107 | } |
56 | } |
| 108 | 57 | ||
| 109 | 58 | ||
| 110 | 59 | ||
| 111 | /* |
60 | /* |
| 112 | * Function: mainInit |
61 | * Function: mainInit |
| 113 | * |
62 | * |
| 114 | * Input: none |
63 | * Input: none |
| 115 | * Output: none |
64 | * Output: none |
| 116 | * Pre-conditions: none |
65 | * Pre-conditions: none |
| 117 | * Affects: Se code |
66 | * Affects: Se code |
| 118 | * Depends: none. |
67 | * Depends: none. |
| 119 | */ |
68 | */ |
| 120 | void mainInit() |
69 | void mainInit() |
| 121 | { |
70 | { |
| 122 | LED0_TRIS=0; |
71 | LED0_TRIS=0; |
| 123 | 72 | ||
| 124 | // Enable Interrupts |
73 | // Enable Interrupts |
| 125 | INTCONbits.GIEH = 1; |
74 | INTCONbits.GIEH = 1; |
| 126 | INTCONbits.GIEL = 1; |
75 | INTCONbits.GIEL = 1; |
| 127 | 76 | ||
| 128 | // Enable interrupt prirority |
77 | // Enable interrupt prirority |
| 129 | RCONbits.IPEN=1; |
78 | RCONbits.IPEN=1; |
| 130 | 79 | ||
| 131 | 80 | ||
| 132 | } |
81 | } |
| 133 | 82 | ||
| 134 | /* |
83 | /* |
| 135 | * Function: canParse |
84 | * Function: canParse |
| 136 | * |
85 | * |
| 137 | * Input: Received can message |
86 | * Input: Received can message |
| 138 | * Output: none |
87 | * Output: none |
| 139 | * Pre-conditions: canInit and received packet. |
88 | * Pre-conditions: canInit and received packet. |
| 140 | * Affects: Sensors/actuators/etc. See code. |
89 | * Affects: Sensors/actuators/etc. See code. |
| 141 | * Depends: none. |
90 | * Depends: none. |
| 142 | */ |
91 | */ |
| 143 | #ifdef USE_CAN |
- | |
| 144 | void canParse(CAN_MESSAGE cm) |
92 | void canParse(CAN_MESSAGE cm) |
| 145 | { |
93 | { |
| 146 | CAN_MESSAGE outCm; |
94 | CAN_MESSAGE outCm; |
| - | 95 | } |
|
| 147 | 96 | ||
| 148 | ClrWdt(); |
- | |
| 149 | - | ||
| 150 | switch(cm.funct) |
- | |
| 151 | { |
- | |
| 152 | case FUNCT_BOOTLOADER: |
- | |
| 153 | if (cm.nid==MY_NID && ((((unsigned int)cm.data[BOOT_DATA_RID_HIGH_INDEX])<<8)+cm.data[BOOT_DATA_RID_LOW_INDEX])==MY_ID) |
- | |
| 154 | { |
- | |
| 155 | switch(cm.funcc) |
- | |
| 156 | { |
- | |
| 157 | case FUNCC_BOOT_INIT: Reset(); break; //User whant to program me, reset me. |
- | |
| 158 | case FUNCC_BOOT_SET_ID: |
- | |
| 159 | // Change my ID and NID |
- | |
| 160 | MY_ID=(((WORD)cm.data[BOOT_DATA_NEW_ID_HIGH_INDEX])<<8)+cm.data[BOOT_DATA_NEW_ID_LOW_INDEX]; |
- | |
| 161 | MY_NID=cm.data[BOOT_DATA_NEW_NID_INDEX]; |
- | |
| 162 | EEWrite(NODE_ID_EE+1,cm.data[BOOT_DATA_NEW_ID_HIGH_INDEX]); |
- | |
| 163 | EEWrite(NODE_ID_EE+2,cm.data[BOOT_DATA_NEW_ID_LOW_INDEX]); |
- | |
| 164 | EEWrite(NODE_ID_EE+3,cm.data[BOOT_DATA_NEW_NID_INDEX]); |
- | |
| 165 | EEWrite(NODE_ID_EE,NODE_HAS_ID); |
- | |
| 166 | // Send ack with new id. |
- | |
| 167 | outCm.funct = FUNCT_BOOTLOADER; |
- | |
| 168 | outCm.funcc = FUNCC_BOOT_ACK; |
- | |
| 169 | outCm.nid = MY_NID; |
- | |
| 170 | outCm.sid = MY_ID; |
- | |
| 171 | outCm.data_length = 8; |
- | |
| 172 | outCm.data[BOOT_DATA_ERR_INDEX] = ACK_ERR_NO_ERROR; |
- | |
| 173 | while(!canSendMessage(outCm,PRIO_HIGH)); |
- | |
| 174 | break; |
- | |
| 175 | } |
- | |
| 176 | } |
- | |
| 177 | - | ||
| 178 | - | ||
| 179 | break; |
- | |
| 180 | } |
- | |
| 181 | } |
- | |
| 182 | #endif |
- | |
| 183 | 97 | ||
| 184 | 98 | ||
| 185 | 99 | ||
| 186 | // Below are mandantory when using bootloader |
100 | // Below are mandantory when using bootloader |
| 187 | // define DEBUG_MODE to use without bootloader. |
101 | // define DEBUG_MODE to use without bootloader. |
| 188 | 102 | ||
| 189 | #ifndef DEBUG_MODE |
103 | #ifndef DEBUG_MODE |
| 190 | extern void _startup (void); |
104 | extern void _startup (void); |
| 191 | #pragma code _RESET_INTERRUPT_VECTOR = 0x001000 |
105 | #pragma code _RESET_INTERRUPT_VECTOR = 0x001000 |
| 192 | void _reset (void) |
106 | void _reset (void) |
| 193 | { |
107 | { |
| 194 | _asm goto _startup _endasm |
108 | _asm goto _startup _endasm |
| 195 | } |
109 | } |
| 196 | #pragma code |
110 | #pragma code |
| 197 | #endif |
111 | #endif |
| 198 | 112 | ||
| 199 | #pragma code _HIGH_INTERRUPT_VECTOR = 0x001008 |
113 | #pragma code _HIGH_INTERRUPT_VECTOR = 0x001008 |
| 200 | void _high_ISR (void) |
114 | void _high_ISR (void) |
| 201 | { |
115 | { |
| 202 | _asm GOTO high_isr _endasm |
116 | _asm GOTO high_isr _endasm |
| 203 | } |
117 | } |
| 204 | #pragma code |
118 | #pragma code |
| 205 | 119 | ||
| 206 | #pragma code _LOW_INTERRUPT_VECTOR = 0x001018 |
120 | #pragma code _LOW_INTERRUPT_VECTOR = 0x001018 |
| 207 | void _low_ISR (void) |
121 | void _low_ISR (void) |
| 208 | { |
122 | { |
| 209 | _asm GOTO low_isr _endasm |
123 | _asm GOTO low_isr _endasm |
| 210 | } |
124 | } |
| 211 | #pragma code |
125 | #pragma code |
| 212 | 126 | ||