Update Key interrupt priority and can work now, comment configUSE_TICK_HOOK...

guowenxue

2018-11-14 a39234c0fd11d788aaab4b19de6bf01bf94f69fb

 src/STM32L_FreeRTOS/board/stm32_key.c

@@ -30,7 +30,7 @@
   RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, ENABLE);

   /* ³õʼ»¯ÖжÏÓÅÏȼ¶ */
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
  NVIC_InitStructure.NVIC_IRQChannel = EXTI0_IRQn;
  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 3;
  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;