X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/071e02c6b6b4837fa9cf0b6d4c749994e02638d7..e61345f872fc7f1a8b95e53ee68b4dbdea0650db:/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c

diff --git a/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c b/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c
index 5f3effa7b..0b75d7507 100644
--- a/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c
+++ b/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c
@@ -44,7 +44,8 @@
  *
  *  \return A value from the Pipe_Stream_RW_ErrorCodes_t enum
  */
-uint8_t Printer_SendData(const void* const PrinterCommands, const uint16_t CommandSize)
+uint8_t Printer_SendData(const void* const PrinterCommands,
+                         const uint16_t CommandSize)
 {
 	uint8_t ErrorCode;
 
@@ -55,11 +56,8 @@ uint8_t Printer_SendData(const void* const PrinterCommands, const uint16_t Comma
 	  return ErrorCode;
 
 	Pipe_ClearOUT();
-	while (!(Pipe_IsOUTReady()))
-	{
-		if (USB_HostState == HOST_STATE_Unattached)
-		  return PIPE_RWSTREAM_DeviceDisconnected;
-	}
+	
+	Pipe_WaitUntilReady();
 	
 	Pipe_Freeze();
 
@@ -74,7 +72,8 @@ uint8_t Printer_SendData(const void* const PrinterCommands, const uint16_t Comma
  *
  *  \return A value from the USB_Host_SendControlErrorCodes_t enum
  */
-uint8_t Printer_GetDeviceID(char* DeviceIDString, const uint16_t BufferSize)
+uint8_t Printer_GetDeviceID(char* DeviceIDString,
+                            const uint16_t BufferSize)
 {
 	uint8_t  ErrorCode = HOST_SENDCONTROL_Successful;
 	uint16_t DeviceIDStringLength = 0;
@@ -84,7 +83,7 @@ uint8_t Printer_GetDeviceID(char* DeviceIDString, const uint16_t BufferSize)
 			.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
 			.bRequest      = REQ_GetDeviceID,
 			.wValue        = 0,
-			.wIndex        = 0,
+			.wIndex        = PrinterInterfaceNumber,
 			.wLength       = sizeof(DeviceIDStringLength),
 		};
 		
@@ -128,11 +127,11 @@ uint8_t Printer_GetPortStatus(uint8_t* const PortStatus)
 {
 	USB_ControlRequest = (USB_Request_Header_t)
 		{
-			bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
-			bRequest:      REQ_GetPortStatus,
-			wValue:        0,
-			wIndex:        0,
-			wLength:       sizeof(uint8_t),
+			.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
+			.bRequest      = REQ_GetPortStatus,
+			.wValue        = 0,
+			.wIndex        = PrinterInterfaceNumber,
+			.wLength       = sizeof(uint8_t),
 		};
 
 	Pipe_SelectPipe(PIPE_CONTROLPIPE);
@@ -152,7 +151,7 @@ uint8_t Printer_SoftReset(void)
 			.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
 			.bRequest      = REQ_SoftReset,
 			.wValue        = 0,
-			.wIndex        = 0,
+			.wIndex        = PrinterInterfaceNumber,
 			.wLength       = 0,
 		};