BMS.h

00001 /***************************************************
00002   This is a library for BMS
00003 
00004   Written by Nerea Gómez.
00005   
00006  ****************************************************/
00007 
00008 #ifndef MBED_BMS_H
00009 #define MBED_BMS_H
00010 
00011 #include "mbed.h"
00012 
00013 class BMS {
00014     public:
00015         BMS(PinName rd, PinName td);
00016         void init_bms();
00017         void data_request();
00018         void int2bin(int value, char* buffer, int bufferSize);
00019         void read_data();
00020         float get_min_V();
00021         float get_max_V();
00022         float get_voltage();
00023         int get_T_min();
00024         int get_T_max();
00025         char get_precharged_value();
00026         char get_rely_value();
00027         char get_alarm();
00028         
00029       
00030     private:  
00031         CAN _bms;
00032         long frequency;
00033         CANMessage req_msg;
00034         CANMessage read_msg;
00035         /**Voltage attributes**/
00036         int V_min_l;        //
00037         int V_min_h;        //Minimum voltage
00038         float V_min;        //
00039         int V_max_l;        //
00040         int V_max_h;        //Maximum voltage
00041         float V_max;        //
00042         float voltage;      //Battery voltage
00043         
00044         /**Temperature atributes**/
00045         int T_min;         //Minimum temperature
00046         int T_max;         //Maximum temperature
00047         int offset_T;      //Temperature offset
00048         
00049         /**Other attributes**/
00050         int precharged;
00051         char binaryBuffer[9]; // 8 bits plus null terminator
00052         char precharged_c;    //Precharged bit
00053         char rely_c;          //Rely bit
00054         char alarm_c;         //Alarm bit
00055         
00056         
00057        
00058 };
00059  
00060 #endif