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| 1 | /********************************************************************* |
1 | /********************************************************************* |
| 2 | * |
2 | * |
| 3 | * Main application |
3 | * Main application |
| 4 | * |
4 | * |
| 5 | ********************************************************************* |
5 | ********************************************************************* |
| 6 | * FileName: Main.c |
6 | * FileName: Main.c |
| 7 | * |
7 | * |
| 8 | * Author Date Comment |
8 | * Author Date Comment |
| 9 | *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
9 | *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| 10 | * Johan Böhlin 21-10-06 Original (Rev 1.0) |
10 | * Johan Böhlin 21-10-06 Original (Rev 1.0) |
| 11 | ********************************************************************/ |
11 | ********************************************************************/ |
| 12 | 12 | ||
| 13 | #include "../Include/compiler.h" |
13 | #include "../Include/compiler.h" |
| 14 | #include "../Include/stackTasks.h" |
14 | #include "../Include/stackTasks.h" |
| 15 | #include "../Include/Tick.h" |
15 | #include "../Include/Tick.h" |
| 16 | 16 | ||
| 17 | #ifdef USE_CAN |
17 | #ifdef USE_CAN |
| 18 | #include "../Include/CAN.h" |
18 | #include "../Include/CAN.h" |
| 19 | #endif |
19 | #endif |
| 20 | 20 | ||
| 21 | #ifdef USE_UART |
21 | #ifdef USE_UART |
| 22 | #include "../Include/uart.h" |
22 | #include "../Include/uart.h" |
| 23 | #endif |
23 | #endif |
| 24 | 24 | ||
| 25 | 25 | ||
| 26 | 26 | ||
| 27 | static void mainInit(void); |
27 | static void mainInit(void); |
| 28 | 28 | ||
| 29 | static BOOL heartBeatEnabled = |
29 | static BOOL heartBeatEnabled = FALSE; |
| 30 | 30 | ||
| 31 | void main() |
31 | void main() |
| 32 | { |
32 | { |
| 33 | static TICK t = 0; |
33 | static TICK t = 0; |
| 34 | 34 | ||
| 35 | // Inits |
35 | // Inits |
| 36 | 36 | ||
| 37 | mainInit(); |
37 | mainInit(); |
| 38 | 38 | ||
| 39 | #ifdef USE_CAN |
39 | #ifdef USE_CAN |
| 40 | canInit(); |
40 | canInit(); |
| 41 | #endif |
41 | #endif |
| 42 | 42 | ||
| 43 | #ifdef USE_UART |
43 | #ifdef USE_UART |
| 44 | uartInit(); |
44 | uartInit(); |
| 45 | #endif |
45 | #endif |
| 46 | 46 | ||
| 47 | tickInit(); |
47 | tickInit(); |
| 48 | 48 | ||
| 49 | while(1) |
49 | while(1) |
| 50 | { |
50 | { |
| 51 | if ((tickGet()-t)>=5*TICK_SECOND && heartBeatEnabled==TRUE) |
51 | if ((tickGet()-t)>=5*TICK_SECOND && heartBeatEnabled==TRUE) |
| 52 | { |
52 | { |
| 53 | CAN_MESSAGE cm; |
53 | CAN_MESSAGE cm; |
| 54 | 54 | ||
| 55 | t = tickGet(); |
55 | t = tickGet(); |
| 56 | 56 | ||
| 57 | // Send heartbeat |
57 | // Send heartbeat |
| 58 | cm.ident=0x00000666; |
58 | cm.ident=0x00000666; |
| 59 | cm.extended=FALSE; |
59 | cm.extended=FALSE; |
| 60 | cm.data_length=1; |
60 | cm.data_length=1; |
| 61 | cm.data[0]='H'; |
61 | cm.data[0]='H'; |
| 62 | 62 | ||
| 63 | while(!canSendMessage(cm)); |
63 | while(!canSendMessage(cm)); |
| 64 | 64 | ||
| 65 | 65 | ||
| 66 | } |
66 | } |
| 67 | } |
67 | } |
| 68 | } |
68 | } |
| 69 | 69 | ||
| 70 | 70 | ||
| 71 | #pragma interruptlow HighISR |
71 | #pragma interruptlow HighISR |
| 72 | void HighISR(void) |
72 | void HighISR(void) |
| 73 | { |
73 | { |
| 74 | #ifdef USE_CAN |
74 | #ifdef USE_CAN |
| 75 | canISR(); |
75 | canISR(); |
| 76 | #endif |
76 | #endif |
| 77 | 77 | ||
| 78 | #ifdef USE_UART |
78 | #ifdef USE_UART |
| 79 | uartISR(); |
79 | uartISR(); |
| 80 | #endif |
80 | #endif |
| 81 | 81 | ||
| 82 | tickUpdate(); |
82 | tickUpdate(); |
| 83 | } |
83 | } |
| 84 | #pragma code highVector=0x08 |
84 | #pragma code highVector=0x08 |
| 85 | void HighVector (void) |
85 | void HighVector (void) |
| 86 | { |
86 | { |
| 87 | _asm goto HighISR _endasm |
87 | _asm goto HighISR _endasm |
| 88 | } |
88 | } |
| 89 | #pragma code // Return to default code section |
89 | #pragma code // Return to default code section |
| 90 | 90 | ||
| 91 | 91 | ||
| 92 | 92 | ||
| 93 | #pragma interruptlow LowISR |
93 | #pragma interruptlow LowISR |
| 94 | void LowISR(void) |
94 | void LowISR(void) |
| 95 | { |
95 | { |
| 96 | 96 | ||
| 97 | } |
97 | } |
| 98 | #pragma code lowVector=0x18 |
98 | #pragma code lowVector=0x18 |
| 99 | void LowVector (void) |
99 | void LowVector (void) |
| 100 | { |
100 | { |
| 101 | _asm goto LowISR _endasm |
101 | _asm goto LowISR _endasm |
| 102 | } |
102 | } |
| 103 | #pragma code // Return to default code section |
103 | #pragma code // Return to default code section |
| 104 | 104 | ||
| 105 | 105 | ||
| 106 | /* |
106 | /* |
| 107 | * Function: mainInit |
107 | * Function: mainInit |
| 108 | * |
108 | * |
| 109 | * Input: none |
109 | * Input: none |
| 110 | * Output: none |
110 | * Output: none |
| 111 | * Pre-conditions: none |
111 | * Pre-conditions: none |
| 112 | * Affects: Se code |
112 | * Affects: Se code |
| 113 | * Depends: none. |
113 | * Depends: none. |
| 114 | */ |
114 | */ |
| 115 | void mainInit() |
115 | void mainInit() |
| 116 | { |
116 | { |
| 117 | LED0_TRIS=0; |
117 | LED0_TRIS=0; |
| 118 | 118 | ||
| 119 | // Enable internal PORTB pull-ups |
119 | // Enable internal PORTB pull-ups |
| 120 | INTCON2bits.RBPU = 0; |
120 | INTCON2bits.RBPU = 0; |
| 121 | 121 | ||
| 122 | // Enable Interrupts |
122 | // Enable Interrupts |
| 123 | INTCONbits.GIEH = 1; |
123 | INTCONbits.GIEH = 1; |
| 124 | INTCONbits.GIEL = 1; |
124 | INTCONbits.GIEL = 1; |
| 125 | 125 | ||
| 126 | } |
126 | } |
| 127 | 127 | ||
| 128 | /* |
128 | /* |
| 129 | * Function: canParse |
129 | * Function: canParse |
| 130 | * |
130 | * |
| 131 | * Input: Received can message |
131 | * Input: Received can message |
| 132 | * Output: none |
132 | * Output: none |
| 133 | * Pre-conditions: canInit and received packet. |
133 | * Pre-conditions: canInit and received packet. |
| 134 | * Affects: Sensors/actuators/etc. See code. |
134 | * Affects: Sensors/actuators/etc. See code. |
| 135 | * Depends: none. |
135 | * Depends: none. |
| 136 | */ |
136 | */ |
| 137 | #ifdef USE_CAN |
137 | #ifdef USE_CAN |
| 138 | void canParse(CAN_MESSAGE cm) |
138 | void canParse(CAN_MESSAGE cm) |
| 139 | { |
139 | { |
| 140 | int i=0; |
140 | int i=0; |
| 141 | 141 | ||
| 142 | uartPutc(UART_START_BYTE); |
142 | uartPutc(UART_START_BYTE); |
| 143 | uartPutc((BYTE)(cm.ident)); |
143 | uartPutc((BYTE)(cm.ident)); |
| 144 | uartPutc((BYTE)(cm.ident>>8)); |
144 | uartPutc((BYTE)(cm.ident>>8)); |
| 145 | uartPutc((BYTE)(cm.ident>>16)); |
145 | uartPutc((BYTE)(cm.ident>>16)); |
| 146 | uartPutc((BYTE)(cm.ident>>24)); |
146 | uartPutc((BYTE)(cm.ident>>24)); |
| 147 | uartPutc(cm.extended); |
147 | uartPutc(cm.extended); |
| 148 | uartPutc(cm.data_length); |
148 | uartPutc(cm.data_length); |
| 149 | for(i=0;i<8;i++) uartPutc(cm.data[cm.data_length-i-1]); |
149 | for(i=0;i<8;i++) uartPutc(cm.data[cm.data_length-i-1]); |
| 150 | uartPutc(UART_END_BYTE); |
150 | uartPutc(UART_END_BYTE); |
| 151 | 151 | ||
| 152 | } |
152 | } |
| 153 | #endif |
153 | #endif |
| 154 | 154 | ||
| 155 | 155 | ||
| 156 | /* |
156 | /* |
| 157 | * Function: uartParse |
157 | * Function: uartParse |
| 158 | * |
158 | * |
| 159 | * Input: Received uart message |
159 | * Input: Received uart message |
| 160 | * Output: none |
160 | * Output: none |
| 161 | * Pre-conditions: uartInit and received byte. |
161 | * Pre-conditions: uartInit and received byte. |
| 162 | * Affects: Sensors/actuators/etc. See code. |
162 | * Affects: Sensors/actuators/etc. See code. |
| 163 | * Depends: none. |
163 | * Depends: none. |
| 164 | */ |
164 | */ |
| 165 | #ifdef USE_UART |
165 | #ifdef USE_UART |
| 166 | void uartParse(BYTE c) |
166 | void uartParse(BYTE c) |
| 167 | { |
167 | { |
| - | 168 | BYTE i; |
|
| - | 169 | unsigned int wait = 0; |
|
| - | 170 | CAN_MESSAGE cm; |
|
| - | 171 | static BOOL waitingMessage = FALSE; |
|
| - | 172 | static TICK timeout; |
|
| - | 173 | static BYTE count; |
|
| - | 174 | ||
| - | 175 | if (waitingMessage==TRUE && (tickGet()-timeout)>TICK_SECOND/20) |
|
| - | 176 | { |
|
| - | 177 | waitingMessage=FALSE; |
|
| - | 178 | } |
|
| - | 179 | ||
| - | 180 | if (waitingMessage==TRUE) |
|
| - | 181 | { |
|
| - | 182 | timeout=tickGet(); |
|
| - | 183 | ||
| - | 184 | // UART END |
|
| - | 185 | if(count>=14) |
|
| - | 186 | { |
|
| - | 187 | if (c==UART_END_BYTE) |
|
| - | 188 | { |
|
| - | 189 | while(!canSendMessage(cm)); |
|
| - | 190 | } |
|
| - | 191 | waitingMessage=FALSE; |
|
| - | 192 | return; |
|
| - | 193 | } |
|
| - | 194 | ||
| - | 195 | // data |
|
| - | 196 | if(count>=6) |
|
| - | 197 | { |
|
| - | 198 | cm.data[count-6]=c; |
|
| - | 199 | count++; |
|
| - | 200 | return; |
|
| - | 201 | } |
|
| - | 202 | ||
| - | 203 | // data length |
|
| - | 204 | if(count>=5) |
|
| - | 205 | { |
|
| - | 206 | cm.data_length=c; |
|
| - | 207 | count++; |
|
| - | 208 | return; |
|
| - | 209 | } |
|
| - | 210 | ||
| - | 211 | // extended |
|
| - | 212 | if(count>=4) |
|
| - | 213 | { |
|
| - | 214 | cm.extended=c; |
|
| - | 215 | count++; |
|
| - | 216 | return; |
|
| - | 217 | } |
|
| - | 218 | ||
| - | 219 | // ident |
|
| - | 220 | if(count>=0) |
|
| - | 221 | { |
|
| - | 222 | cm.ident+=((DWORD)c<<(count*8)); |
|
| - | 223 | count++; |
|
| - | 224 | return; |
|
| - | 225 | } |
|
| - | 226 | ||
| - | 227 | } |
|
| - | 228 | ||
| - | 229 | ||
| - | 230 | if (c==UART_START_BYTE && waitingMessage==FALSE) |
|
| - | 231 | { |
|
| - | 232 | waitingMessage=TRUE; |
|
| - | 233 | timeout=tickGet(); |
|
| - | 234 | count=0; |
|
| - | 235 | cm.ident=0; |
|
| - | 236 | return; |
|
| - | 237 | } |
|
| - | 238 | ||
| - | 239 | ||
| - | 240 | ||
| - | 241 | /* |
|
| - | 242 | for(i=0;i<4;i++) |
|
| - | 243 | { |
|
| - | 244 | wait = 0; |
|
| - | 245 | while(!uartDataRedy()) |
|
| - | 246 | { |
|
| - | 247 | if(wait < UART_READ_TIMEOUT) wait++; |
|
| - | 248 | else return; |
|
| - | 249 | } |
|
| - | 250 | cm.ident += uartGet()<<(i*8); |
|
| - | 251 | } |
|
| - | 252 | ||
| - | 253 | ||
| - | 254 | wait = 0; |
|
| - | 255 | while(!uartDataRedy()) |
|
| - | 256 | { |
|
| - | 257 | if(wait < UART_READ_TIMEOUT) wait++ ; |
|
| - | 258 | else return; |
|
| - | 259 | } |
|
| - | 260 | cm.extended= uartGet(); |
|
| - | 261 | ||
| - | 262 | ||
| - | 263 | ||
| - | 264 | wait = 0; |
|
| - | 265 | while(!uartDataRedy()) |
|
| - | 266 | { |
|
| - | 267 | if(wait < UART_READ_TIMEOUT) wait++ ; |
|
| - | 268 | else return; |
|
| - | 269 | } |
|
| - | 270 | cm.data_length= uartGet(); |
|
| - | 271 | ||
| - | 272 | for(i=0;i<4;i++) |
|
| - | 273 | { |
|
| - | 274 | wait = 0; |
|
| - | 275 | while(!uartDataRedy()) |
|
| - | 276 | { |
|
| - | 277 | if(wait < UART_READ_TIMEOUT) wait++ ; |
|
| - | 278 | else return; |
|
| - | 279 | } |
|
| - | 280 | cm.data[i]=uartGet(); |
|
| - | 281 | } |
|
| - | 282 | ||
| - | 283 | wait = 0; |
|
| - | 284 | while(!uartDataRedy()) |
|
| - | 285 | { |
|
| - | 286 | if(wait < UART_READ_TIMEOUT) wait++ ; |
|
| - | 287 | else return; |
|
| - | 288 | } |
|
| - | 289 | if (uartGet()!=UART_END_BYTE) return; |
|
| - | 290 | */ |
|
| - | 291 | /* |
|
| - | 292 | if (uartGets(&cm.ident,4,UART_READ_TIMEOUT)) return; |
|
| - | 293 | if (uartGets(&cm.extended,1,UART_READ_TIMEOUT)) return; |
|
| - | 294 | if (uartGets(&cm.data_length,1,UART_READ_TIMEOUT)) return; |
|
| - | 295 | if (uartGets(cm.data,8,UART_READ_TIMEOUT)) return; |
|
| - | 296 | if (uartGets(&i,1,UART_READ_TIMEOUT)) return; |
|
| - | 297 | if (i!=UART_END_BYTE) return; |
|
| - | 298 | */ |
|
| - | 299 | // while(!canSendMessage(cm)); |
|
| - | 300 | // } |
|
| - | 301 | ||
| 168 | 302 | ||
| 169 | 303 | ||
| 170 | if |
304 | if(c=='1' && waitingMessage==FALSE) |
| 171 | { |
305 | { |
| 172 | CAN_MESSAGE cm; |
- | |
| 173 | cm.ident=0x00000123; |
306 | cm.ident=0x00000123; |
| 174 | cm.extended=FALSE; |
307 | cm.extended=FALSE; |
| 175 | cm.data_length=4; |
308 | cm.data_length=4; |
| 176 | cm.data[0]='!'; |
309 | cm.data[0]='!'; |
| 177 | cm.data[1]='j'; |
310 | cm.data[1]='j'; |
| 178 | cm.data[2]='e'; |
311 | cm.data[2]='e'; |
| 179 | cm.data[3]='H'; |
312 | cm.data[3]='H'; |
| 180 | 313 | ||
| 181 | while(!canSendMessage(cm)); |
314 | while(!canSendMessage(cm)); |
| 182 | } |
315 | } |
| 183 | 316 | ||
| 184 | if |
317 | if(c=='2' && waitingMessage==FALSE) |
| 185 | { |
318 | { |
| 186 | CAN_MESSAGE cm; |
- | |
| 187 | cm.ident=0x0ABCDEF0; |
319 | cm.ident=0x0ABCDEF0; |
| 188 | cm.extended=TRUE; |
320 | cm.extended=TRUE; |
| 189 | cm.data_length=8; |
321 | cm.data_length=8; |
| 190 | cm.data[0]='!'; |
322 | cm.data[0]='!'; |
| 191 | cm.data[1]='g'; |
323 | cm.data[1]='g'; |
| 192 | cm.data[2]='a'; |
324 | cm.data[2]='a'; |
| 193 | cm.data[3]='d'; |
325 | cm.data[3]='d'; |
| 194 | cm.data[4]=' '; |
326 | cm.data[4]=' '; |
| 195 | cm.data[5]='d'; |
327 | cm.data[5]='d'; |
| 196 | cm.data[6]='o'; |
328 | cm.data[6]='o'; |
| 197 | cm.data[7]='G'; |
329 | cm.data[7]='G'; |
| 198 | - | ||
| 199 | 330 | ||
| 200 | while(!canSendMessage(cm)); |
331 | while(!canSendMessage(cm)); |
| 201 | } |
332 | } |
| 202 | 333 | ||
| 203 | if |
334 | if(c=='3' && waitingMessage==FALSE) |
| 204 | { |
335 | { |
| 205 | CAN_MESSAGE cm; |
- | |
| 206 | cm.ident=0x00000010; |
336 | cm.ident=0x00000010; |
| 207 | cm.extended=FALSE; |
337 | cm.extended=FALSE; |
| 208 | cm.data_length=6; |
338 | cm.data_length=6; |
| 209 | cm.data[0]='0'; |
339 | cm.data[0]='0'; |
| 210 | cm.data[1]='1'; |
340 | cm.data[1]='1'; |
| 211 | cm.data[2]='2'; |
341 | cm.data[2]='2'; |
| 212 | cm.data[3]='3'; |
342 | cm.data[3]='3'; |
| 213 | cm.data[4]='4'; |
343 | cm.data[4]='4'; |
| 214 | cm.data[5]='5'; |
344 | cm.data[5]='5'; |
| 215 | 345 | ||
| 216 | while(!canSendMessage(cm)); |
346 | while(!canSendMessage(cm)); |
| 217 | } |
347 | } |
| 218 | 348 | ||
| 219 | if (c=='d') |
- | |
| 220 | { |
- | |
| 221 | //uartPutc('D'); |
- | |
| 222 | } |
- | |
| 223 | - | ||
| 224 | if (c=='D') |
- | |
| 225 | { |
- | |
| 226 | //uartPutrs("Debug? Debug!"); |
- | |
| 227 | } |
- | |
| 228 | 349 | ||
| 229 | if (c=='T') |
- | |
| 230 | { |
- | |
| 231 | heartBeatEnabled=(heartBeatEnabled==TRUE?FALSE:TRUE); |
- | |
| 232 | } |
- | |
| 233 | - | ||
| 234 | if (c=='4') |
- | |
| 235 | { |
- | |
| 236 | /* |
- | |
| 237 | uartPutc(RXB0CON); |
- | |
| 238 | uartPutc(RXB1CON); |
- | |
| 239 | uartPutc(123); |
- | |
| 240 | uartPutc(B0CON); |
- | |
| 241 | uartPutc(B1CON); |
- | |
| 242 | uartPutc(B2CON); |
- | |
| 243 | uartPutc(123); |
- | |
| 244 | uartPutc(B3CON); |
- | |
| 245 | uartPutc(B4CON); |
- | |
| 246 | uartPutc(B5CON); |
- | |
| 247 | uartPutc(123); |
- | |
| 248 | uartPutc(CANSTAT); |
- | |
| 249 | uartPutc(COMSTAT); |
- | |
| 250 | uartPutc(ECANCON); |
- | |
| 251 | uartPutc(123); |
- | |
| 252 | uartPutc(TXB0CON); |
- | |
| 253 | uartPutc(TXB1CON); |
- | |
| 254 | uartPutc(TXB2CON); |
- | |
| 255 | uartPutc(123); |
- | |
| 256 | uartPutc(PIR3); |
- | |
| 257 | uartPutc(PIE3); |
- | |
| 258 | uartPutc(123); |
- | |
| 259 | uartPutc(BRGCON1); |
- | |
| 260 | uartPutc(BRGCON2); |
- | |
| 261 | uartPutc(BRGCON3); |
- | |
| 262 | uartPutc(123); |
- | |
| 263 | uartPutc(RXFCON0); |
- | |
| 264 | uartPutc(RXFCON1); |
- | |
| 265 | uartPutc(123); |
- | |
| 266 | uartPutc(RXFBCON0); |
- | |
| 267 | uartPutc(RXFBCON1); |
- | |
| 268 | uartPutc(RXFBCON2); |
- | |
| 269 | uartPutc(RXFBCON3); |
- | |
| 270 | uartPutc(RXFBCON4); |
- | |
| 271 | uartPutc(RXFBCON5); |
- | |
| 272 | uartPutc(RXFBCON6); |
- | |
| 273 | uartPutc(RXFBCON7); |
- | |
| 274 | uartPutc(123); |
- | |
| 275 | uartPutc(TXBIE); |
- | |
| 276 | uartPutc(BIE0); |
- | |
| 277 | */ |
- | |
| 278 | } |
- | |
| 279 | 350 | ||
| 280 | } |
351 | } |
| 281 | #endif |
352 | #endif |
| 282 | 353 | ||