[USART] add Rx timeout handling to USART interrupt handler

Microchip-MPLAB-Harmony · Dec 17, 2021 · acc4c82 · acc4c82
1 parent 6048f90
commit acc4c82
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Showing 3 changed files with 21 additions and 0 deletions.
diff --git a/peripheral/usart_6089/templates/plib_usart.c.ftl b/peripheral/usart_6089/templates/plib_usart.c.ftl
@@ -210,6 +210,16 @@ void ${USART_INSTANCE_NAME}_InterruptHandler( void )
         }
     }
     <#else>
+
+    /* Receiver timeout  */
+    if (${USART_INSTANCE_NAME}_REGS->US_CSR & US_CSR_USART_TIMEOUT_Msk)
+    {
+        if(${USART_INSTANCE_NAME?lower_case}Obj.rxTimeoutCallback != NULL)
+        {
+            ${USART_INSTANCE_NAME?lower_case}Obj.rxTimeoutCallback(${USART_INSTANCE_NAME?lower_case}Obj.rxTimeoutContext);
+        }
+    }
+
     /* Receiver status */
     if (${USART_INSTANCE_NAME}_REGS->US_CSR & US_CSR_USART_RXRDY_Msk)
     {
@@ -565,6 +575,13 @@ void ${USART_INSTANCE_NAME}_ReadCallbackRegister( USART_CALLBACK callback, uintp
     ${USART_INSTANCE_NAME?lower_case}Obj.rxContext = context;
 }
 
+void ${USART_INSTANCE_NAME}_ReadTimeoutCallbackRegister( USART_CALLBACK callback, uintptr_t context )
+{
+    ${USART_INSTANCE_NAME?lower_case}Obj.rxTimeoutCallback = callback;
+
+    ${USART_INSTANCE_NAME?lower_case}Obj.rxTimeoutContext = context;
+}
+
 bool ${USART_INSTANCE_NAME}_WriteIsBusy( void )
 {
     return ${USART_INSTANCE_NAME?lower_case}Obj.txBusyStatus;

diff --git a/peripheral/usart_6089/templates/plib_usart.h.ftl b/peripheral/usart_6089/templates/plib_usart.h.ftl
@@ -99,6 +99,8 @@ void ${USART_INSTANCE_NAME}_WriteCallbackRegister( USART_CALLBACK callback, uint
 
 void ${USART_INSTANCE_NAME}_ReadCallbackRegister( USART_CALLBACK callback, uintptr_t context );
 
+void ${USART_INSTANCE_NAME}_ReadTimeoutCallbackRegister( USART_CALLBACK callback, uintptr_t context );
+
 </#if>
 
 // DOM-IGNORE-BEGIN

diff --git a/peripheral/usart_6089/templates/plib_usart_common.h b/peripheral/usart_6089/templates/plib_usart_common.h
@@ -138,6 +138,8 @@ typedef struct
     volatile size_t         rxProcessedSize;
     USART_CALLBACK          rxCallback;
     uintptr_t               rxContext;
+    USART_CALLBACK          rxTimeoutCallback;
+    uintptr_t               rxTimeoutContext;
     bool                    rxBusyStatus;
 
     volatile USART_ERROR    errorStatus;