Diff: main.cpp

Revision:

3:a06e417a5a2c

Parent:

2:f54f01527ebb

--- a/main.cpp	Thu Jun 28 16:33:23 2018 +0000
+++ b/main.cpp	Thu Jul 05 20:18:32 2018 +0000
@@ -7,7 +7,9 @@
 SD_DISCO_F469NI sd;                         //Initialize SD Card
 //EEPROM_DISCO_F469NI eep;                    //Initialize EEPROM Internal memory
 Serial pc(USBTX, USBRX);                    //Initialize Serial. This is used only while debuging code.
-CAN can(PB_5, PB_13);                       //Initialize CAN.
+CAN can(PB_5, PB_13,1000000);                       //Initialize CAN.
+I2C i2c(D14, D15);
+DigitalOut reset(D8);
 InterruptIn change_screen_input(D0);        //Initialize Digital input for Change screen button
 Timer t_int,t_store;
 
@@ -40,13 +42,94 @@
 CANMessage msgBrakes;       // Brake system preassure, Braking On/Off
 CANMessage msgDistance;     // Total distance
 
+// LED Bar for RPM
 
-int main(){    
+char cmd[3];
+int addr = 0x74<<1;
+
+void LEDInitialize(){
+    reset.write(1);
+    wait(1);
+    // set port as output
+    cmd[0]=0x06;
+    cmd[1]=0x00;
+    cmd[2]=0x00;
+    i2c.write(addr,cmd,3);
+    pc.printf( "cao\n");
+}
+
+void showLedRpm(int RPM){
+    pc.printf("%d\n",RPM);
+    if(RPM<1000) {
+        cmd[1]=0xFF;
+        cmd[2]=0xFF;
+        }
+    else if (RPM<2000) {
+        cmd[1]=0xFF;
+        cmd[2]=0xDF;
+        }
+    else if (RPM <3000) {
+        cmd[1]=0xFF;
+        cmd[2]=0xCF;
+        }
+    else if (RPM <4000) {
+        cmd[1]=0xFF;
+        cmd[2]=0xC7;
+        }
+    else if (RPM <5000) {
+        pc.printf("tu sam %d\n", RPM);
+        cmd[1]=0xFF;
+        cmd[2]=0xC3;
+        }
+    else if (RPM <6000) {
+        cmd[1]=0xFF;
+        cmd[2]=0xC1;
+        }
+    else if (RPM <7000) {
+        cmd[1]=0xFF;
+        cmd[2]=0xC0;
+        }
+    else if (RPM <8000) {
+        cmd[1]=0xBF;
+        cmd[2]=0xC0;
+        }
+    else if (RPM <9000) {
+        cmd[1]=0x9F;
+        cmd[2]=0xC0;
+        }
+    else if (RPM <10000) {
+        cmd[1]=0x8F;
+        cmd[2]=0xC0;
+        }
+    else if (RPM <11000) {
+        cmd[1]=0x87;
+        cmd[2]=0xC0;
+        }
+    else if (RPM <12000) {
+        cmd[1]=0x83;
+        cmd[2]=0xC0;
+        }
+    else if (RPM <13000) {
+        cmd[1]=0x81;
+        cmd[2]=0xC0;
+        }
+    else {
+        cmd[1]=0x80;
+        cmd[2]=0xC0;
+        }
+    cmd[0]=0x02;
+    i2c.write(addr, cmd, 3);
+}
+
+
+int main(){ 
+    LEDInitialize();   
     can.attach(&CANMsgReceive,CAN::RxIrq);      // Attach interrupt function to CAN RX
     change_screen_input.rise(&ChangeCommand);   //Attach interrupt function to rising edge of DigitalIn for changing screen.
     SetIntro();                                 // Display logo when starting display
     SetMain();                                  // First screen is main by default
-    //sd.Init();
+    sd.Init();
+    
     while(1){
         if(change_flag){                        // Check if screen is changed
             ChangeScreen();                         
@@ -64,4 +147,5 @@
                 break;
         };
     };
+    
 };
\ No newline at end of file