V2.2

EVT/EXAM/CAN/Time-triggered/User/ch32v20x_it.c

@@ -37,6 +37,7 @@ void NMI_Handler(void)
  */
 void HardFault_Handler(void)
 {
+  NVIC_SystemReset();
   while (1)
   {
   }

EVT/EXAM/CAN/Time-triggered/User/main.c

@@ -280,8 +280,8 @@ int main(void)
     printf("SystemClk:%d\r\n", SystemCoreClock);
     printf( "ChipID:%08x\r\n", DBGMCU_GetCHIPID() );
 
-    /* Bps = 333Kbps */
-    CAN_Mode_Init(CAN_SJW_1tq, CAN_BS2_5tq, CAN_BS1_6tq, 12, CAN_Mode_Normal);
+    /* Bps = 250Kbps */
+    CAN_Mode_Init(CAN_SJW_1tq, CAN_BS2_5tq, CAN_BS1_6tq, 16, CAN_Mode_Normal);
 
 #if(CAN_MODE == TX_MODE)
     printf("TX Mode\r\n");

EVT/EXAM/CAN/Time-triggered/User/system_ch32v20x.c

@@ -159,8 +159,8 @@ void SystemCoreClockUpdate (void)
       }
       else
       {
-#if defined (CH32V20x_D8W)
-        if((RCC->CFGR0 & (3<<22)) == (3<<22))
+#if defined (CH32V20x_D8W) || defined (CH32V20x_D8)
+        if(((RCC->CFGR0 & (3<<22)) == (3<<22)) && (RCC_USB5PRE_JUDGE()== SET))
         {
           SystemCoreClock = ((HSE_VALUE>>1)) * pllmull;
         }