Sukkin Pang
Dependencies: FatFileSystem mbed GPS TextLCD
main.cpp@1:3552a3289608, 2010-07-08 (annotated)
- Committer:
- pangsk
- Date:
- Thu Jul 08 21:37:12 2010 +0000
- Revision:
- 1:3552a3289608
- Parent:
- 0:908be729d27c
- Child:
- 2:e7b3b8da71ff
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| pangsk | 0:908be729d27c | 1 | /* |
| pangsk | 0:908be729d27c | 2 | |
| pangsk | 0:908be729d27c | 3 | mbed Can-Bus demo |
| pangsk | 0:908be729d27c | 4 | |
| pangsk | 0:908be729d27c | 5 | This program is to demonstrate the CAN-bus capability of the mbed module. |
| pangsk | 0:908be729d27c | 6 | |
| pangsk | 1:3552a3289608 | 7 | http://www.skpang.co.uk/catalog/product_info.php?products_id=741 |
| pangsk | 0:908be729d27c | 8 | |
| pangsk | 0:908be729d27c | 9 | v1.0 July 2010 |
| pangsk | 0:908be729d27c | 10 | |
| pangsk | 0:908be729d27c | 11 | ******************************************************************************** |
| pangsk | 0:908be729d27c | 12 | |
| pangsk | 0:908be729d27c | 13 | WARNING: Use at your own risk, sadly this software comes with no guarantees. |
| pangsk | 0:908be729d27c | 14 | This software is provided 'free' and in good faith, but the author does not |
| pangsk | 0:908be729d27c | 15 | accept liability for any damage arising from its use. |
| pangsk | 0:908be729d27c | 16 | |
| pangsk | 0:908be729d27c | 17 | ******************************************************************************** |
| pangsk | 0:908be729d27c | 18 | |
| pangsk | 0:908be729d27c | 19 | |
| pangsk | 0:908be729d27c | 20 | */ |
| pangsk | 0:908be729d27c | 21 | |
| pangsk | 0:908be729d27c | 22 | #include "mbed.h" |
| pangsk | 0:908be729d27c | 23 | #include "ecu_reader.h" |
| pangsk | 0:908be729d27c | 24 | #include "globals.h" |
| pangsk | 0:908be729d27c | 25 | #include "TextLCD.h" |
| pangsk | 0:908be729d27c | 26 | #include "GPS.h" |
| pangsk | 0:908be729d27c | 27 | |
| pangsk | 0:908be729d27c | 28 | GPS gps(p28, p27); |
| pangsk | 0:908be729d27c | 29 | TextLCD lcd(p18, p19, p20, p17, p16, p15, p14); // rs, rw, e, d0, d1, d2, d3 |
| pangsk | 0:908be729d27c | 30 | |
| pangsk | 0:908be729d27c | 31 | DigitalIn click(p21); // Joystick inputs |
| pangsk | 0:908be729d27c | 32 | DigitalIn right(p22); |
| pangsk | 0:908be729d27c | 33 | DigitalIn down(p23); |
| pangsk | 0:908be729d27c | 34 | DigitalIn left(p24); |
| pangsk | 0:908be729d27c | 35 | DigitalIn up(p25); |
| pangsk | 0:908be729d27c | 36 | |
| pangsk | 0:908be729d27c | 37 | ecu_reader obdii(CANSPEED_500); //Create object and set CAN speed |
| pangsk | 0:908be729d27c | 38 | void gps_demo(void); |
| pangsk | 0:908be729d27c | 39 | void sd_demo(void); |
| pangsk | 0:908be729d27c | 40 | |
| pangsk | 0:908be729d27c | 41 | int main() { |
| pangsk | 0:908be729d27c | 42 | |
| pangsk | 0:908be729d27c | 43 | char buffer[20]; |
| pangsk | 0:908be729d27c | 44 | |
| pangsk | 0:908be729d27c | 45 | lcd.locate(0,0); |
| pangsk | 0:908be729d27c | 46 | lcd.printf("CAN-Bus demo"); |
| pangsk | 0:908be729d27c | 47 | |
| pangsk | 0:908be729d27c | 48 | lcd.locate(0,1); |
| pangsk | 0:908be729d27c | 49 | lcd.printf("www.skpang.co.uk"); |
| pangsk | 0:908be729d27c | 50 | |
| pangsk | 0:908be729d27c | 51 | pc.printf("\n\rCAN-bus demo..."); |
| pangsk | 0:908be729d27c | 52 | |
| pangsk | 0:908be729d27c | 53 | wait(3); |
| pangsk | 0:908be729d27c | 54 | lcd.cls(); |
| pangsk | 0:908be729d27c | 55 | lcd.printf("Use joystick"); |
| pangsk | 0:908be729d27c | 56 | |
| pangsk | 0:908be729d27c | 57 | lcd.locate(0,1); |
| pangsk | 0:908be729d27c | 58 | lcd.printf("U-CAN:D-GPS:L-SD"); |
| pangsk | 0:908be729d27c | 59 | |
| pangsk | 0:908be729d27c | 60 | while(1) // Wait until option is selected by the joystick |
| pangsk | 0:908be729d27c | 61 | { |
| pangsk | 0:908be729d27c | 62 | |
| pangsk | 0:908be729d27c | 63 | if(down == 0) gps_demo(); |
| pangsk | 0:908be729d27c | 64 | if(left == 0) sd_demo(); |
| pangsk | 0:908be729d27c | 65 | |
| pangsk | 0:908be729d27c | 66 | if(up == 0) break; |
| pangsk | 0:908be729d27c | 67 | |
| pangsk | 0:908be729d27c | 68 | } |
| pangsk | 0:908be729d27c | 69 | lcd.cls(); |
| pangsk | 0:908be729d27c | 70 | |
| pangsk | 0:908be729d27c | 71 | while(1) { // Main CAN loop |
| pangsk | 0:908be729d27c | 72 | led2 = 1; |
| pangsk | 0:908be729d27c | 73 | wait(0.1); |
| pangsk | 0:908be729d27c | 74 | led2 = 0; |
| pangsk | 0:908be729d27c | 75 | wait(0.1); |
| pangsk | 0:908be729d27c | 76 | |
| pangsk | 0:908be729d27c | 77 | if(obdii.request(ENGINE_RPM,buffer) == 1) // Get engine rpm and display on LCD |
| pangsk | 0:908be729d27c | 78 | { |
| pangsk | 0:908be729d27c | 79 | lcd.locate(0,0); |
| pangsk | 0:908be729d27c | 80 | lcd.printf(buffer); |
| pangsk | 0:908be729d27c | 81 | } |
| pangsk | 0:908be729d27c | 82 | |
| pangsk | 0:908be729d27c | 83 | if(obdii.request(ENGINE_COOLANT_TEMP,buffer) == 1) |
| pangsk | 0:908be729d27c | 84 | { |
| pangsk | 0:908be729d27c | 85 | lcd.locate(9,0); |
| pangsk | 0:908be729d27c | 86 | lcd.printf(buffer); |
| pangsk | 0:908be729d27c | 87 | } |
| pangsk | 0:908be729d27c | 88 | |
| pangsk | 0:908be729d27c | 89 | if(obdii.request(VEHICLE_SPEED,buffer) == 1) |
| pangsk | 0:908be729d27c | 90 | { |
| pangsk | 0:908be729d27c | 91 | lcd.locate(0,1); |
| pangsk | 0:908be729d27c | 92 | lcd.printf(buffer); |
| pangsk | 0:908be729d27c | 93 | } |
| pangsk | 0:908be729d27c | 94 | |
| pangsk | 0:908be729d27c | 95 | if(obdii.request(THROTTLE,buffer) ==1 ) |
| pangsk | 0:908be729d27c | 96 | { |
| pangsk | 0:908be729d27c | 97 | lcd.locate(9,1); |
| pangsk | 0:908be729d27c | 98 | lcd.printf(buffer); |
| pangsk | 0:908be729d27c | 99 | } |
| pangsk | 0:908be729d27c | 100 | |
| pangsk | 0:908be729d27c | 101 | } |
| pangsk | 0:908be729d27c | 102 | } |
| pangsk | 0:908be729d27c | 103 | |
| pangsk | 0:908be729d27c | 104 | void gps_demo(void) |
| pangsk | 0:908be729d27c | 105 | { |
| pangsk | 0:908be729d27c | 106 | pc.printf("\rGPS demo"); |
| pangsk | 0:908be729d27c | 107 | lcd.cls(); |
| pangsk | 0:908be729d27c | 108 | lcd.printf("GPS demo"); |
| pangsk | 0:908be729d27c | 109 | lcd.locate(0,1); |
| pangsk | 0:908be729d27c | 110 | lcd.printf("Waiting for lock"); |
| pangsk | 0:908be729d27c | 111 | |
| pangsk | 0:908be729d27c | 112 | wait(3); |
| pangsk | 0:908be729d27c | 113 | lcd.cls(); |
| pangsk | 0:908be729d27c | 114 | |
| pangsk | 0:908be729d27c | 115 | |
| pangsk | 0:908be729d27c | 116 | while(1) |
| pangsk | 0:908be729d27c | 117 | { |
| pangsk | 0:908be729d27c | 118 | if(gps.sample()) { |
| pangsk | 0:908be729d27c | 119 | lcd.cls(); |
| pangsk | 0:908be729d27c | 120 | lcd.printf("Long:%f", gps.longitude); |
| pangsk | 0:908be729d27c | 121 | lcd.locate(0,1); |
| pangsk | 0:908be729d27c | 122 | lcd.printf("Lat:%f", gps.latitude); |
| pangsk | 0:908be729d27c | 123 | pc.printf("I'm at %f, %f\n", gps.longitude, gps.latitude); |
| pangsk | 0:908be729d27c | 124 | } else { |
| pangsk | 0:908be729d27c | 125 | pc.printf("Oh Dear! No lock :(\n"); |
| pangsk | 0:908be729d27c | 126 | lcd.cls(); |
| pangsk | 0:908be729d27c | 127 | lcd.printf("Waiting for lock"); |
| pangsk | 0:908be729d27c | 128 | |
| pangsk | 0:908be729d27c | 129 | |
| pangsk | 0:908be729d27c | 130 | |
| pangsk | 0:908be729d27c | 131 | } |
| pangsk | 0:908be729d27c | 132 | |
| pangsk | 0:908be729d27c | 133 | |
| pangsk | 0:908be729d27c | 134 | } |
| pangsk | 0:908be729d27c | 135 | |
| pangsk | 0:908be729d27c | 136 | } |
| pangsk | 0:908be729d27c | 137 | |
| pangsk | 0:908be729d27c | 138 | void sd_demo(void) |
| pangsk | 0:908be729d27c | 139 | { |
| pangsk | 0:908be729d27c | 140 | pc.printf("\rSD demo"); |
| pangsk | 0:908be729d27c | 141 | |
| pangsk | 0:908be729d27c | 142 | lcd.cls(); |
| pangsk | 0:908be729d27c | 143 | lcd.printf("Use joystick"); |
| pangsk | 0:908be729d27c | 144 | wait(3); |
| pangsk | 0:908be729d27c | 145 | while(1) |
| pangsk | 0:908be729d27c | 146 | { |
| pangsk | 0:908be729d27c | 147 | |
| pangsk | 0:908be729d27c | 148 | |
| pangsk | 0:908be729d27c | 149 | |
| pangsk | 0:908be729d27c | 150 | } |
| pangsk | 0:908be729d27c | 151 | |
| pangsk | 0:908be729d27c | 152 | } |