X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/508e905d8d39c3968927aa2c1a45350f49452df1..1be3436e895c9937dcd4ebbec33ea199f3e26db2:/LUFA/Drivers/USB/LowLevel/Endpoint.c

diff --git a/LUFA/Drivers/USB/LowLevel/Endpoint.c b/LUFA/Drivers/USB/LowLevel/Endpoint.c
index ee3f9d640..f1ed2f9a2 100644
--- a/LUFA/Drivers/USB/LowLevel/Endpoint.c
+++ b/LUFA/Drivers/USB/LowLevel/Endpoint.c
@@ -44,15 +44,45 @@ bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
                                     const uint8_t UECFG0XData,
                                     const uint8_t UECFG1XData)
 {
-	Endpoint_SelectEndpoint(Number);
-	Endpoint_EnableEndpoint();
-
-	UECFG1X = 0;
+	uint8_t UECFG0XTemp[ENDPOINT_TOTAL_ENDPOINTS];
+	uint8_t UECFG1XTemp[ENDPOINT_TOTAL_ENDPOINTS];
+	
+	for (uint8_t EPNum = 0; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
+	{
+		Endpoint_SelectEndpoint(EPNum);
+		UECFG0XTemp[EPNum] = UECFG0X;
+		UECFG1XTemp[EPNum] = UECFG1X;
+	}
+	
+	UECFG0XTemp[Number] = UECFG0XData;
+	UECFG1XTemp[Number] = UECFG1XData;
+	
+	for (uint8_t EPNum = 1; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
+	{
+		Endpoint_SelectEndpoint(EPNum);	
+		UEIENX  = 0;
+		UEINTX  = 0;
+		UECFG1X = 0;
+		Endpoint_DisableEndpoint();
+	}
 
-	UECFG0X = UECFG0XData;
-	UECFG1X = UECFG1XData;
+	for (uint8_t EPNum = 0; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
+	{
+		if (!(UECFG1XTemp[EPNum] & (1 << ALLOC)))
+		  continue;
+		
+		Endpoint_SelectEndpoint(EPNum);		
+		Endpoint_EnableEndpoint();
 
-	return Endpoint_IsConfigured();
+		UECFG0X = UECFG0XTemp[EPNum];
+		UECFG1X = UECFG1XTemp[EPNum];
+		
+		if (!(Endpoint_IsConfigured()))
+		  return false;
+	}
+	
+	Endpoint_SelectEndpoint(Number);
+	return true;
 }
 
 void Endpoint_ClearEndpoints(void)