Mathieu Garivet / CAN_FIFO

CAN library containing a CAN controller object handling a FIFO, and CAN peripherals attached to it.

ControllerCAN.h@0:ebe6f5e97160, 2016-02-06 (annotated)

Committer:
garivetm
Date:
Sat Feb 06 14:10:54 2016 +0000
Revision:
0:ebe6f5e97160
Child:
1:b69d05604535
First commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
garivetm 0:ebe6f5e97160 1 #ifndef CONTROLLERCAN_H
garivetm 0:ebe6f5e97160 2 #define CONTROLLERCAN_H
garivetm 0:ebe6f5e97160 3
garivetm 0:ebe6f5e97160 4 #include "mbed.h"
garivetm 0:ebe6f5e97160 5 #include "PeripherialCAN.h"
garivetm 0:ebe6f5e97160 6 #include <vector>
garivetm 0:ebe6f5e97160 7
garivetm 0:ebe6f5e97160 8 #define SIZE_FIFO 32
garivetm 0:ebe6f5e97160 9
garivetm 0:ebe6f5e97160 10 class PeripherialCAN;
garivetm 0:ebe6f5e97160 11
garivetm 0:ebe6f5e97160 12 /** My CAN Controller class
garivetm 0:ebe6f5e97160 13 * Used to manage reading and writing procedures on a CAN Bus
garivetm 0:ebe6f5e97160 14 *
garivetm 0:ebe6f5e97160 15 * Examples :
garivetm 0:ebe6f5e97160 16 * @code
garivetm 0:ebe6f5e97160 17 * @endcode
garivetm 0:ebe6f5e97160 18 */
garivetm 0:ebe6f5e97160 19 class ControllerCAN {
garivetm 0:ebe6f5e97160 20 public :
garivetm 0:ebe6f5e97160 21 /** Create ControllerCAN instance
garivetm 0:ebe6f5e97160 22 */
garivetm 0:ebe6f5e97160 23 ControllerCAN();
garivetm 0:ebe6f5e97160 24
garivetm 0:ebe6f5e97160 25 /** Destroy ControllerCAN instance
garivetm 0:ebe6f5e97160 26 */
garivetm 0:ebe6f5e97160 27 ~ControllerCAN();
garivetm 0:ebe6f5e97160 28
garivetm 0:ebe6f5e97160 29 /** Write a CANMessage on CAN Bus
garivetm 0:ebe6f5e97160 30 *
garivetm 0:ebe6f5e97160 31 * @param Id Id message
garivetm 0:ebe6f5e97160 32 * @param data char array containing data to be send
garivetm 0:ebe6f5e97160 33 * @param len size of the data array
garivetm 0:ebe6f5e97160 34 * @returns
garivetm 0:ebe6f5e97160 35 * 1 if write was successful,
garivetm 0:ebe6f5e97160 36 * 0 if write failed
garivetm 0:ebe6f5e97160 37 */
garivetm 0:ebe6f5e97160 38 long writeData(long Id, const char *data, char len);
garivetm 0:ebe6f5e97160 39
garivetm 0:ebe6f5e97160 40 /** Write a remote CANMessage on CAN Bus
garivetm 0:ebe6f5e97160 41 *
garivetm 0:ebe6f5e97160 42 * @param Id Id message
garivetm 0:ebe6f5e97160 43 * @returns
garivetm 0:ebe6f5e97160 44 * 1 if write was successful,
garivetm 0:ebe6f5e97160 45 * 0 if write failed
garivetm 0:ebe6f5e97160 46 */
garivetm 0:ebe6f5e97160 47 long writeRemote(long Id);
garivetm 0:ebe6f5e97160 48
garivetm 0:ebe6f5e97160 49 /** Attach a PeripherialCAN instance to a ControllerCAN
garivetm 0:ebe6f5e97160 50 *
garivetm 0:ebe6f5e97160 51 * @param peripherial Pointer on a PeripherialCAN instance
garivetm 0:ebe6f5e97160 52 */
garivetm 0:ebe6f5e97160 53 void attach(PeripherialCAN* peripherial);
garivetm 0:ebe6f5e97160 54
garivetm 0:ebe6f5e97160 55 /** Read one message on the CAN FIFO
garivetm 0:ebe6f5e97160 56 *
garivetm 0:ebe6f5e97160 57 * @returns
garivetm 0:ebe6f5e97160 58 * -1 if no match is found between the message Id and all Ids of
garivetm 0:ebe6f5e97160 59 * the PeripherialCAN instances attached to the ControllerCAN,
garivetm 0:ebe6f5e97160 60 * 1 if a match is found
garivetm 0:ebe6f5e97160 61 */
garivetm 0:ebe6f5e97160 62 char FIFOread(void);
garivetm 0:ebe6f5e97160 63 //void FIFO_remove_msg(void);
garivetm 0:ebe6f5e97160 64
garivetm 0:ebe6f5e97160 65 private :
garivetm 0:ebe6f5e97160 66
garivetm 0:ebe6f5e97160 67 CAN can;
garivetm 0:ebe6f5e97160 68 vector<PeripherialCAN*> peripherials;
garivetm 0:ebe6f5e97160 69 unsigned char FIFO_ecriture;
garivetm 0:ebe6f5e97160 70 signed char FIFO_lecture;
garivetm 0:ebe6f5e97160 71 signed char FIFO_occupation;
garivetm 0:ebe6f5e97160 72 signed char FIFO_max_occupation;
garivetm 0:ebe6f5e97160 73 CANMessage can_MsgRx[SIZE_FIFO];
garivetm 0:ebe6f5e97160 74
garivetm 0:ebe6f5e97160 75 /** Interrupt Service Routine called whenever a CAN frame received interrupt
garivetm 0:ebe6f5e97160 76 * is generated.
garivetm 0:ebe6f5e97160 77 */
garivetm 0:ebe6f5e97160 78 void can_ISR_Reader(void);
garivetm 0:ebe6f5e97160 79
garivetm 0:ebe6f5e97160 80 //static void CAN_automate_reception(void);
garivetm 0:ebe6f5e97160 81 };
garivetm 0:ebe6f5e97160 82
garivetm 0:ebe6f5e97160 83 #endif