Diff: ecu_reader.h

Revision:

0:908be729d27c

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ecu_reader.h	Thu Jul 08 21:05:29 2010 +0000
@@ -0,0 +1,43 @@
+#ifndef ECU_READER_H
+#define ECU_READER_H
+
+#define CANSPEED_125      125000        // CAN speed at 125 kbps
+#define CANSPEED_250      250000        // CAN speed at 250 kbps
+#define CANSPEED_500      500000        // CAN speed at 500 kbps
+
+ /* Details from http://en.wikipedia.org/wiki/OBD-II_PIDs */
+#define ENGINE_COOLANT_TEMP 0x05
+#define ENGINE_RPM          0x0C
+#define VEHICLE_SPEED       0x0D
+#define MAF_SENSOR          0x10
+#define THROTTLE            0x11
+#define O2_VOLTAGE          0x14
+
+#define PID_REQUEST         0x7DF
+#define PID_REPLY           0x7E8
+
+namespace mbed { 
+
+class ecu_reader{
+
+public:
+
+    ecu_reader(int can_speed);
+
+    unsigned char request(unsigned char pid,  char *buffer);
+
+private: 
+
+    int i;
+ 
+};
+
+
+
+
+
+    } 
+
+
+
+#endif
\ No newline at end of file