add xf integration

Core/Src/isrs.cpp

@@ -7,8 +7,24 @@
 
 #include "stm32f7xx_hal.h"
 #include "main.h"
+#include "board/buttonscontroller.h"
 
 
+extern "C" void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
+{
+      switch (GPIO_Pin)
+      {
+        case BUTTON0_Pin:
+        case BUTTON1_Pin:
+        case BUTTON2_Pin:
+        case BUTTON3_Pin:
+            ButtonsController::getInstance().onIrq();
+            break;
+        default:
+            break;
+      }
+}
+
 extern "C" void HAL_ADC_ConvCpltCallback(ADC_HandleTypeDef * hadc) {
 	HAL_GPIO_TogglePin(OUT1_GPIO_Port, OUT1_Pin);
 	volatile uint32_t value = HAL_ADC_GetValue(hadc);