Merge pull request #9 from tomaszduda23/master

Make status led blink when device is alive.

Src/main.c

@@ -76,6 +76,7 @@ int main(void)
   pcan_timestamp_init();
   
   pcan_led_init();
+  pcan_led_set_mode( LED_STAT, LED_MODE_BLINK_FAST, 0xFFFFFFFF );
   pcan_protocol_init();
   pcan_usb_device_init();
   

Src/pcanpro_fd_protocol.c

@@ -203,7 +203,7 @@ void pcan_ep0_receive( void )
     pcan_flush_ep( PCAN_USB_EP_MSGIN_CH1 );
     pcan_flush_ep( PCAN_USB_EP_CMDIN );
     pcan_device.can_drv_loaded = drv_load_packet[1];
-    pcan_led_set_mode( LED_STAT, LED_MODE_ON, 0 );
+    pcan_led_set_mode( LED_STAT, LED_MODE_BLINK_SLOW, 0xFFFFFFFF );
   }
   else
     pcan_device.lin_drv_loaded = drv_load_packet[1];

Src/pcanpro_protocol.c

@@ -243,6 +243,7 @@ void pcan_ep0_receive( void )
   {
     pcan_flush_ep( PCAN_USB_EP_MSGIN_CH1 );
     pcan_flush_ep( PCAN_USB_EP_CMDIN );
+    pcan_led_set_mode( LED_STAT, LED_MODE_BLINK_SLOW, 0xFFFFFFFF );
   }
   else
   {

Src/pcanpro_timestamp.c

@@ -33,6 +33,10 @@ void pcan_timestamp_init( void )
       assert( 0 );
     break;
   }
+
+  //HAL_GetTick must not return 0 to use LED events in early stage.
+  //Let's increment the value here by one.
+  HAL_IncTick();
 }
 
 uint32_t pcan_timestamp_millis( void )