Diff: main.cpp

Revision:

1:e116808d8b00

Parent:

0:ba33a62aea4e

Child:

3:ae45e29f5d4f

--- a/main.cpp	Thu Sep 28 05:10:42 2017 +0000
+++ b/main.cpp	Fri Jan 05 04:35:22 2018 +0000
@@ -69,81 +69,22 @@
 bool CMD_key;
 bool switch_CH, pot_MCR_err, pot_ER_err, ACH_SW_over;
 
-char *key;// = new char[RX_BUFFER_SIZE];   //memory allocation for Receive buffer
-char* valid;
+char *key;                   // = new char[RX_BUFFER_SIZE];   //memory allocation for Receive buffer
+char valid;
 int device_addr = -1;
 
-/**************************************************************************************
- EOT LED CLASS
- **************************************************************************************/
-class LED{
-public:
-    LED(PinName led);                                 //constructor declaration
-    void set_Brightness(float bright);
-    void ON();
-    void OFF();
-    void FLASHH();
-private:
-    Ticker _flash;
-    bool on_off;
-    bool Fllash;
-    float brightness;
-    PwmOut _LED;    
-    void __flash();
-};
-LED::LED(PinName led): _LED(led)                         //constructor defination
-{
-    brightness = 0.000;
-    on_off = false;
-    Fllash = false;
-    _LED = brightness;
-}
-
-void LED::set_Brightness(float bright)
-{
-    brightness = bright;
-    if(!Fllash)
-        _LED = bright;
-    else
-        __nop();
-}
+char rx_buf[RX_BUFFER_SIZE+1];
+char tx_buf[TX_BUFFER_SIZE+1];
+char RTC_buffer[5] = {1,2,3,4,0};
 
-void LED::ON()
-{
-    _LED = brightness;
-    Fllash = false;
-    _flash.detach();
-}
-
-void LED::OFF()
-{
-    _LED = 0;
-    Fllash = false;
-    _flash.detach();
-}
+DigitalOut LED_CMD(_CMD_ACK);                              //ack command in slave devices only
+DigitalOut LED_CTRL[2] = {_REQ,_ACK};                             //control transfer
+DigitalOut LED_DIR[2] = {_AHEAD,_ASTERN};                         //dir command
+DigitalOut LED_ACH[8] =  {_WH,_BRDG,_MCR,_ER,_WP,_WS,_OPS,_ASP};  //active channels
 
-void LED::FLASHH()
-{
-    Fllash = true;
-    _flash.attach(callback(this, &LED::__flash),0.5);
-}
+//DigitalOut myled(PB_13);  //for internal test LED1
 
-void LED::__flash()
-{
-    if(on_off)
-        _LED = brightness;
-    else
-        _LED = 0;
-    
-    on_off = !on_off;
-}
-/**************************************************************************************
- EOT LED CLASS END
- **************************************************************************************/
-//array of objects/instances of class LED & PwmOut//
-LED LED_DIR[2] = {_AHEAD,_ASTERN};                            // direction control
-LED LED_CTRL[2] = {_REQ,_ACK};                                 //transfer control
-LED LED_ACH[8] =  {_WH,_BRDG,_MCR,_ER,_WP,_WS,_OPS,_ASP};      //active channels
+PwmOut mypwm(_PWM);
 
 uint8_t rpm_data[4] = {0,0,0,0};               //digits 0-3
 uint8_t last_entry[4] = {0,0,0,0};          //digits 0-3
@@ -168,11 +109,16 @@
     pot_Listner_ASP = 8
 };
 
-enum pin_STATUS
-{
-    _OFF =0,
-    _ON =1
-};
+enum LED_STATUS
+{ 
+    OFF = 0,
+    ON,
+    _FLASH = 2
+};          
+LED_STATUS led_cmd_ack[1];   //only in slave devices
+LED_STATUS led_ctrl[2];
+LED_STATUS led_dir[2];
+LED_STATUS led_ach[8];
 
 enum KEY
 {
@@ -247,18 +193,155 @@
 {
     if(RTC_disp)
     {
+        RTC_disp = false;
         for(uint8_t i = 0; i <= 3; i++)              //to write all the four digits
         {
-            max7219.write_digit(2, i+1, *(digits+i));   //device 2, digit 1-4 ,data 0x01
+            if(i == 1)
+              RTC_buffer[i] = RTC_buffer[i]|0b10000000;   // to inc
+            else
+                __nop();
+            max7219.write_digit(1, i+1, *(digits+i));   //device 2, digit 1-4 ,data 0x01
         }  
     }
     else
     {
         for(uint8_t i = 0; i <= 3; i++)              //to write all the four digits
         {
-            max7219.write_digit(1, i+1, *(digits+i));   //device 1, digit 1-4 ,data pointer
+            max7219.write_digit(2, i+1, *(digits+i));   //device 1, digit 1-4 ,data pointer
+        }
+    }
+}
+
+/**************************************************************************************
+EOT RTC read FUNCTION
+ **************************************************************************************/
+void read_RTC()
+{
+    time_t seconds = time(NULL);
+    strftime(RTC_buffer, 5, "%H%M\n", localtime(&seconds));
+    wait_ms(5);
+    display_update(true, RTC_buffer);
+    wait_ms(1);
+}
+
+/**************************************************************************************
+EOT CHECK LED STATUS FUNCTION
+ **************************************************************************************/
+void update_led()
+{
+    if(++ticker_count == 25)                //25x20 = 500ms
+    {
+        ticker_count = 0;
+        toggle = !toggle;                   //normal cmd flash
+    }
+    else
+        __nop();
+        
+    if(++ticker_count_fast == 10)          //20x10 =200
+    {
+        ticker_count_fast = 0;
+        toggle_fast = !toggle_fast;        //error flashing
+    }
+    else
+        __nop();
+    
+    if(test)
+    {
+        LED_CMD = ON;
+       
+        for(uint8_t i=0;i<=1;i++)          //control
+        {
+                LED_CTRL[i] = ON;
+        }
+        for(uint8_t i=0;i<=1;i++)          //control
+        {
+                LED_DIR[i] = ON;                                  /////////////////working here
+        }
+        for(uint8_t i=0;i<=7;i++)          //active channel
+        {
+                LED_ACH[i] = ON;                  //duty cycle 10%
         }
     }
+    else
+    {
+        for(uint8_t i=0;i<=10;i++)          //cmd
+        {
+            if(led_cmd[i] == ON)
+                LED_CMD[i] = ON;
+            else
+                __nop();
+                
+            if(led_cmd[i] == OFF)
+                LED_CMD[i] = OFF;
+            else
+                __nop();
+                
+            if(led_cmd[i] == _FLASH)
+            {
+                if(toggle)
+                    LED_CMD[i]= ON;
+                else
+                    LED_CMD[i] = OFF;
+            }
+            else
+                __nop();
+        }
+        for(uint8_t i=0;i<=1;i++)          //control
+        {
+            if(led_ctrl[i] == ON)
+                LED_CTRL[i] = ON;
+            else
+                __nop();
+                
+            if(led_ctrl[i] == OFF)
+                LED_CTRL[i] = OFF;                  //duty cycle 10%
+            else
+                __nop();
+                
+            if(led_ctrl[i] == _FLASH)
+            {
+                 if(toggle)
+                    LED_CTRL[i]= ON;
+                else
+                    LED_CTRL[i] = OFF;
+            }
+            else
+                __nop();
+        }
+        for(uint8_t i=0;i<=7;i++)          //active channel
+        {
+            if(led_ach[i] == ON)
+                LED_ACH[i] = ON;                  //duty cycle 10%
+            else
+                __nop();
+                
+            if(led_ach[i] == OFF)
+                LED_ACH[i] = OFF;                  //duty cycle 10
+            else
+                __nop();
+                
+            if(led_ach[i] == _FLASH)
+            {
+                if(toggle_fast)
+                    LED_ACH[i]= ON;
+                else
+                    LED_ACH[i] = OFF;
+            }
+            else
+                __nop();
+        }
+    }
+    if(display_flash)                               //if command executed or command received
+    {
+        if(toggle)
+            max7219.enable_device(2);                //enable device 1 or normal mode
+        else
+            max7219.disable_device(2);              //shutdown mode
+    }
+    else if(!device_ERR)                           //specific device is not in error device 
+       max7219.enable_device(2);               //enable device 1 or normal mode;
+    else
+        __nop();
 }
 
 /**************************************************************************************
@@ -795,7 +878,7 @@
         switch(key_status)
         {
             case 0xfe:               //0xfe  GPA0
-                num_KEY = ZER0;
+                num_KEY = ZERO;
             break;
             case 0xfd:               //0xfd  GPA1
                 num_KEY = ONE;