Stefan Sofijanić / Mbed 2 deprecated IntegrationCAN_27mar

27.03.2019. revision New stuff added: -New CANlibrary -RPM LED -minor tweaks and changes

Dependencies:   mbed LCD_DISCO_F469NIa SD_DISCO_F469NI BSP_DISCO_F469NIa EEPROM_DISCO_F469NI

main.cpp@0:bcb81d0218cf, 2019-03-27 (annotated)

Committer:
Stefan_Sofijanic
Date:
Wed Mar 27 09:37:17 2019 +0000
Revision:
0:bcb81d0218cf
27.03.2019. revision; New stuff added:; -New CANlibrary; -RPM LED; -minor tweaks and changes

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Stefan_Sofijanic 0:bcb81d0218cf 1 #include "CANlibrary.h"
Stefan_Sofijanic 0:bcb81d0218cf 2 #include "screen_library.h"
Stefan_Sofijanic 0:bcb81d0218cf 3 #include "EEPROM_DISCO_F469NI.h"
Stefan_Sofijanic 0:bcb81d0218cf 4
Stefan_Sofijanic 0:bcb81d0218cf 5
Stefan_Sofijanic 0:bcb81d0218cf 6 LCD_DISCO_F469NI lcd; //Initialize LCD Display
Stefan_Sofijanic 0:bcb81d0218cf 7 SD_DISCO_F469NI sd; //Initialize SD Card
Stefan_Sofijanic 0:bcb81d0218cf 8 //EEPROM_DISCO_F469NI eep; //Initialize EEPROM Internal memory (there is no need for this)
Stefan_Sofijanic 0:bcb81d0218cf 9 Serial pc(USBTX, USBRX); //Initialize Serial. This is used only while debuging code.
Stefan_Sofijanic 0:bcb81d0218cf 10 CAN can(PB_5, PB_13,100000); //Initialize CAN.
Stefan_Sofijanic 0:bcb81d0218cf 11 I2C i2c(D14, D15);
Stefan_Sofijanic 0:bcb81d0218cf 12 DigitalOut reset(D8);
Stefan_Sofijanic 0:bcb81d0218cf 13 InterruptIn change_screen_input(D0); //Initialize Digital input for Change screen button
Stefan_Sofijanic 0:bcb81d0218cf 14 Timer t_int,t_store;
Stefan_Sofijanic 0:bcb81d0218cf 15
Stefan_Sofijanic 0:bcb81d0218cf 16 // Variables received from DTA, LVDTs and brakes
Stefan_Sofijanic 0:bcb81d0218cf 17 uint16_t Rpm0=0,Speed0=0,Gear0=0,Water_Temp0=0,Oil_Temp0=0,TPS0=0,Brakes0=0,MAP0=0,Air_Temp0=0,Lambda0=0,Volts0=0;
Stefan_Sofijanic 0:bcb81d0218cf 18 uint16_t Rpm=0,Speed=0,Gear=0,Water_Temp=0,Oil_Temp=0,TPS=0,Brakes=0,MAP=0,Air_Temp=0,Lambda=0,Volts=0;
Stefan_Sofijanic 0:bcb81d0218cf 19 int FL_LVDT0=0,FR_LVDT0=0,RL_LVDT0=0,RR_LVDT0=0,FL_LVDT=0,FR_LVDT=0,RL_LVDT=0,RR_LVDT=0;
Stefan_Sofijanic 0:bcb81d0218cf 20 //Referrent LVDT values. First received value is referrent.
Stefan_Sofijanic 0:bcb81d0218cf 21 int FL_LVDT_Ref,FR_LVDT_Ref,RL_LVDT_Ref,RR_LVDT_Ref;
Stefan_Sofijanic 0:bcb81d0218cf 22 //float Meter_counter=0,Meter_counter0=0;
Stefan_Sofijanic 0:bcb81d0218cf 23
Stefan_Sofijanic 0:bcb81d0218cf 24 uint8_t change_flag=0;
Stefan_Sofijanic 0:bcb81d0218cf 25 uint16_t rx_flag=0x0000; // Receive specific CAN data message
Stefan_Sofijanic 0:bcb81d0218cf 26 uint8_t distance_flag=0;
Stefan_Sofijanic 0:bcb81d0218cf 27 uint8_t lvdtref=0x0F; // Flag if refferent LVDT value is received (first received LVDT value, 1=no, 0=yes). From highest to lowest bit: LL,LR,RL,RR.
Stefan_Sofijanic 0:bcb81d0218cf 28 uint8_t screen_flag=0x01; // Current screen flag. 1=Main, 2=First Aux, 3=Second Aux.
Stefan_Sofijanic 0:bcb81d0218cf 29 uint8_t ft_main_flag=1; // Detect first time Main screne in loop
Stefan_Sofijanic 0:bcb81d0218cf 30 uint8_t ft_2aux_flag=1; // Detect first time Second Aux screne in loop
Stefan_Sofijanic 0:bcb81d0218cf 31
Stefan_Sofijanic 0:bcb81d0218cf 32 // CAN Message variables, one variable for each ID
Stefan_Sofijanic 0:bcb81d0218cf 33 // If new IDs are added, add variables for them
Stefan_Sofijanic 0:bcb81d0218cf 34 CANMessage msgDTA1; // RPM, TPS %, Water temp C, Air temp C
Stefan_Sofijanic 0:bcb81d0218cf 35 CANMessage msgDTA2; // MAP Kpa, Lambda x1000, KPH x10, Oil P Kpa
Stefan_Sofijanic 0:bcb81d0218cf 36 CANMessage msgDTA3; // Fuel P Kpa, Oil temp C, Volts x10, Fuel Con. L/Hr x10
Stefan_Sofijanic 0:bcb81d0218cf 37 CANMessage msgDTA4; // Gear, Advance Deg x10, Injection ms x100, Fuel Con L/100km x10
Stefan_Sofijanic 0:bcb81d0218cf 38 CANMessage msgDTA5; // Ana1 mV, Ana2 mV, Ana3 mV, Cam Advance x10
Stefan_Sofijanic 0:bcb81d0218cf 39 CANMessage msgDTA6; // Cam Targ x10, Cam PWM x10, Crank Errors, Cam Errors
Stefan_Sofijanic 0:bcb81d0218cf 40 CANMessage msgLVDTFront; // Left, Right, Steering Wheel
Stefan_Sofijanic 0:bcb81d0218cf 41 CANMessage msgLVDTRear; // Left, Right
Stefan_Sofijanic 0:bcb81d0218cf 42 CANMessage msgBrakes; // Brake system preassure, Braking On/Off
Stefan_Sofijanic 0:bcb81d0218cf 43 CANMessage msgDistance; // Total distance
Stefan_Sofijanic 0:bcb81d0218cf 44
Stefan_Sofijanic 0:bcb81d0218cf 45 // LED Bar for RPM
Stefan_Sofijanic 0:bcb81d0218cf 46
Stefan_Sofijanic 0:bcb81d0218cf 47 char cmd[3];
Stefan_Sofijanic 0:bcb81d0218cf 48 int addr = 0x74<<1;
Stefan_Sofijanic 0:bcb81d0218cf 49
Stefan_Sofijanic 0:bcb81d0218cf 50 void LEDInitialize(){
Stefan_Sofijanic 0:bcb81d0218cf 51 reset.write(1);
Stefan_Sofijanic 0:bcb81d0218cf 52 // set port as output
Stefan_Sofijanic 0:bcb81d0218cf 53 cmd[0]=0x06;
Stefan_Sofijanic 0:bcb81d0218cf 54 cmd[1]=0x00;
Stefan_Sofijanic 0:bcb81d0218cf 55 cmd[2]=0x00;
Stefan_Sofijanic 0:bcb81d0218cf 56 i2c.write(addr,cmd,3);
Stefan_Sofijanic 0:bcb81d0218cf 57 }
Stefan_Sofijanic 0:bcb81d0218cf 58
Stefan_Sofijanic 0:bcb81d0218cf 59 void showLedRpm(int RPM){
Stefan_Sofijanic 0:bcb81d0218cf 60 pc.printf("%d\n",RPM);
Stefan_Sofijanic 0:bcb81d0218cf 61 if(RPM<1000) {
Stefan_Sofijanic 0:bcb81d0218cf 62 cmd[1]=0xFF;
Stefan_Sofijanic 0:bcb81d0218cf 63 cmd[2]=0xFF;
Stefan_Sofijanic 0:bcb81d0218cf 64 }
Stefan_Sofijanic 0:bcb81d0218cf 65 else if (RPM<2000) {
Stefan_Sofijanic 0:bcb81d0218cf 66 cmd[1]=0xFF;
Stefan_Sofijanic 0:bcb81d0218cf 67 cmd[2]=0xDF;
Stefan_Sofijanic 0:bcb81d0218cf 68 }
Stefan_Sofijanic 0:bcb81d0218cf 69 else if (RPM <3000) {
Stefan_Sofijanic 0:bcb81d0218cf 70 cmd[1]=0xFF;
Stefan_Sofijanic 0:bcb81d0218cf 71 cmd[2]=0xCF;
Stefan_Sofijanic 0:bcb81d0218cf 72 }
Stefan_Sofijanic 0:bcb81d0218cf 73 else if (RPM <4000) {
Stefan_Sofijanic 0:bcb81d0218cf 74 cmd[1]=0xFF;
Stefan_Sofijanic 0:bcb81d0218cf 75 cmd[2]=0xC7;
Stefan_Sofijanic 0:bcb81d0218cf 76 }
Stefan_Sofijanic 0:bcb81d0218cf 77 else if (RPM <5000) {
Stefan_Sofijanic 0:bcb81d0218cf 78 cmd[1]=0xFF;
Stefan_Sofijanic 0:bcb81d0218cf 79 cmd[2]=0xC3;
Stefan_Sofijanic 0:bcb81d0218cf 80 }
Stefan_Sofijanic 0:bcb81d0218cf 81 else if (RPM <6000) {
Stefan_Sofijanic 0:bcb81d0218cf 82 cmd[1]=0xFF;
Stefan_Sofijanic 0:bcb81d0218cf 83 cmd[2]=0xC1;
Stefan_Sofijanic 0:bcb81d0218cf 84 }
Stefan_Sofijanic 0:bcb81d0218cf 85 else if (RPM <7000) {
Stefan_Sofijanic 0:bcb81d0218cf 86 cmd[1]=0xFF;
Stefan_Sofijanic 0:bcb81d0218cf 87 cmd[2]=0xC0;
Stefan_Sofijanic 0:bcb81d0218cf 88 }
Stefan_Sofijanic 0:bcb81d0218cf 89 else if (RPM <8000) {
Stefan_Sofijanic 0:bcb81d0218cf 90 cmd[1]=0xBF;
Stefan_Sofijanic 0:bcb81d0218cf 91 cmd[2]=0xC0;
Stefan_Sofijanic 0:bcb81d0218cf 92 }
Stefan_Sofijanic 0:bcb81d0218cf 93 else if (RPM <9000) {
Stefan_Sofijanic 0:bcb81d0218cf 94 cmd[1]=0x9F;
Stefan_Sofijanic 0:bcb81d0218cf 95 cmd[2]=0xC0;
Stefan_Sofijanic 0:bcb81d0218cf 96 }
Stefan_Sofijanic 0:bcb81d0218cf 97 else if (RPM <10000) {
Stefan_Sofijanic 0:bcb81d0218cf 98 cmd[1]=0x8F;
Stefan_Sofijanic 0:bcb81d0218cf 99 cmd[2]=0xC0;
Stefan_Sofijanic 0:bcb81d0218cf 100 }
Stefan_Sofijanic 0:bcb81d0218cf 101 else if (RPM <11000) {
Stefan_Sofijanic 0:bcb81d0218cf 102 cmd[1]=0x87;
Stefan_Sofijanic 0:bcb81d0218cf 103 cmd[2]=0xC0;
Stefan_Sofijanic 0:bcb81d0218cf 104 }
Stefan_Sofijanic 0:bcb81d0218cf 105 else if (RPM <12000) {
Stefan_Sofijanic 0:bcb81d0218cf 106 cmd[1]=0x83;
Stefan_Sofijanic 0:bcb81d0218cf 107 cmd[2]=0xC0;
Stefan_Sofijanic 0:bcb81d0218cf 108 }
Stefan_Sofijanic 0:bcb81d0218cf 109 else if (RPM <13000) {
Stefan_Sofijanic 0:bcb81d0218cf 110 cmd[1]=0x81;
Stefan_Sofijanic 0:bcb81d0218cf 111 cmd[2]=0xC0;
Stefan_Sofijanic 0:bcb81d0218cf 112 }
Stefan_Sofijanic 0:bcb81d0218cf 113 else {
Stefan_Sofijanic 0:bcb81d0218cf 114 cmd[1]=0x80;
Stefan_Sofijanic 0:bcb81d0218cf 115 cmd[2]=0xC0;
Stefan_Sofijanic 0:bcb81d0218cf 116 }
Stefan_Sofijanic 0:bcb81d0218cf 117 cmd[0]=0x02;
Stefan_Sofijanic 0:bcb81d0218cf 118 i2c.write(addr, cmd, 3);
Stefan_Sofijanic 0:bcb81d0218cf 119 }
Stefan_Sofijanic 0:bcb81d0218cf 120
Stefan_Sofijanic 0:bcb81d0218cf 121
Stefan_Sofijanic 0:bcb81d0218cf 122 int main(){
Stefan_Sofijanic 0:bcb81d0218cf 123 LEDInitialize();
Stefan_Sofijanic 0:bcb81d0218cf 124 can.frequency(10000);
Stefan_Sofijanic 0:bcb81d0218cf 125 can.attach(&can_msg_receive,CAN::RxIrq); // Attach interrupt function to CAN RX
Stefan_Sofijanic 0:bcb81d0218cf 126 change_screen_input.rise(&ChangeCommand); //Attach interrupt function to rising edge of DigitalIn for changing screen.
Stefan_Sofijanic 0:bcb81d0218cf 127 SetIntro(); // Display logo when starting display
Stefan_Sofijanic 0:bcb81d0218cf 128 SetMain(); // First screen is main by default
Stefan_Sofijanic 0:bcb81d0218cf 129 sd.Init();
Stefan_Sofijanic 0:bcb81d0218cf 130
Stefan_Sofijanic 0:bcb81d0218cf 131 while(1){
Stefan_Sofijanic 0:bcb81d0218cf 132 if(change_flag){ // Check if screen is changed
Stefan_Sofijanic 0:bcb81d0218cf 133 ChangeScreen();
Stefan_Sofijanic 0:bcb81d0218cf 134 };
Stefan_Sofijanic 0:bcb81d0218cf 135 //UpdateInfo(); // Update info for DTA values in every iteration (there is no need for this)
Stefan_Sofijanic 0:bcb81d0218cf 136 switch(screen_flag){ // Display only changes visible on current screen
Stefan_Sofijanic 0:bcb81d0218cf 137 case(1):
Stefan_Sofijanic 0:bcb81d0218cf 138 MainUpdate();
Stefan_Sofijanic 0:bcb81d0218cf 139 break;
Stefan_Sofijanic 0:bcb81d0218cf 140 case(2):
Stefan_Sofijanic 0:bcb81d0218cf 141 FirstAuxUpdate();
Stefan_Sofijanic 0:bcb81d0218cf 142 break;
Stefan_Sofijanic 0:bcb81d0218cf 143 case(3):
Stefan_Sofijanic 0:bcb81d0218cf 144 SecondAuxUpdate();
Stefan_Sofijanic 0:bcb81d0218cf 145 break;
Stefan_Sofijanic 0:bcb81d0218cf 146 };
Stefan_Sofijanic 0:bcb81d0218cf 147 };
Stefan_Sofijanic 0:bcb81d0218cf 148
Stefan_Sofijanic 0:bcb81d0218cf 149 };