[hal/gd32h7xx/usart] clear overrun error which is enabled by rxfifo n…

…ot empty interrupt
vsfteam · Oct 8, 2024 · 2df1699 · 2df1699
1 parent 204806d
commit 2df1699
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/source/hal/driver/GigaDevice/GD32H7XX/common/usart/usart.c b/source/hal/driver/GigaDevice/GD32H7XX/common/usart/usart.c
@@ -315,6 +315,8 @@ static void VSF_MCONNECT(__, VSF_USART_CFG_IMP_PREFIX, _usart_irqhandler)(
                                 |   ((irq_mask_orig & USART_STAT_PERR) << 8)
                                 |   ((irq_mask_orig & USART_STAT_CTSF) << 1);
 
+    // ORERR can be triggered if RFNEIE is enabled
+    USART_INTC(reg) = USART_INTC_OREC;
     if ((irq_mask != 0) && (isr_ptr->handler_fn != NULL)) {
         isr_ptr->handler_fn(isr_ptr->target_ptr, (vsf_usart_t *)usart_ptr, irq_mask);
     }