Diff: drv/serial/usb/UsbSerial.h
- Revision:
- 0:d616ece2d859
diff -r 000000000000 -r d616ece2d859 drv/serial/usb/UsbSerial.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/drv/serial/usb/UsbSerial.h Sat Sep 18 23:05:49 2010 +0000
@@ -0,0 +1,189 @@
+
+/*
+Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#ifndef USB_SERIAL_H
+#define USB_SERIAL_H
+
+//DG 2010
+//Essentially a clone of Serial if
+#include "Stream.h"
+#include "mbed.h"
+
+#include "drv/usb/UsbDevice.h"
+#include "drv/usb/UsbEndpoint.h"
+
+namespace mbed {
+
+class UsbSerial : public Stream {
+
+public:
+
+ UsbSerial(UsbDevice* pDevice, int epIn, int epOut, const char* name = NULL);
+ virtual ~UsbSerial();
+ //Apart from the ctor/dtor, exactly the same protos as Serial
+
+ void baud(int baudrate);
+
+ enum Parity {
+ None = 0,
+ Odd = 1,
+ Even = 2,
+ Forced1 = 3,
+ Forced0 = 4
+ };
+
+ enum IrqType {
+ RxIrq = 0
+ , TxIrq
+ };
+
+ void format(int bits, int parity, int stop);
+
+ class CDummy;
+ template <class T>
+ void attach(T* pCbItem, void (T::*pCbMeth)(), IrqType type = RxIrq)
+ {
+ if(type == RxIrq)
+ {
+ m_pInCbItem = (CDummy*) pCbItem;
+ m_pInCbMeth = (void (CDummy::*)()) pCbMeth;
+ }
+ else
+ {
+ m_pOutCbItem = (CDummy*) pCbItem;
+ m_pOutCbMeth = (void (CDummy::*)()) pCbMeth;
+ }
+ }
+
+#if 0 // Inhereted from Stream, for documentation only
+
+ /* Function: putc
+ * Write a character
+ *
+ * Variables:
+ * c - The character to write to the serial port
+ */
+ int putc(int c);
+
+ /* Function: getc
+ * Read a character
+ *
+ * Variables:
+ * returns - The character read from the serial port
+ */
+ int getc();
+
+ /* Function: printf
+ * Write a formated string
+ *
+ * Variables:
+ * format - A printf-style format string, followed by the
+ * variables to use in formating the string.
+ */
+ int printf(const char* format, ...);
+
+ /* Function: scanf
+ * Read a formated string
+ *
+ * Variables:
+ * format - A scanf-style format string,
+ * followed by the pointers to variables to store the results.
+ */
+ int scanf(const char* format, ...);
+
+#endif
+
+ /* Function: readable
+ * Determine if there is a character available to read
+ *
+ * Variables:
+ * returns - 1 if there is a character available to read, else 0
+ */
+ int readable();
+
+ /* Function: writeable
+ * Determine if there is space available to write a character
+ *
+ * Variables:
+ * returns - 1 if there is space to write a character, else 0
+ */
+ int writeable();
+
+#ifdef MBED_RPC
+ virtual const struct rpc_method *get_rpc_methods();
+ static struct rpc_class *get_rpc_class();
+#endif
+
+protected:
+
+ virtual int _getc();
+ virtual int _putc(int c);
+
+ void onReadable();
+ void onWriteable();
+
+ void onEpInTransfer();
+ void onEpOutTransfer();
+
+private:
+
+ UsbEndpoint m_epIn;
+ UsbEndpoint m_epOut;
+
+ CDummy* m_pInCbItem;
+ void (CDummy::*m_pInCbMeth)();
+
+ CDummy* m_pOutCbItem;
+ void (CDummy::*m_pOutCbMeth)();
+
+ void startTx();
+ void startRx();
+
+ Timeout m_txTimeout;
+ volatile bool m_timeout;
+
+ volatile char* m_inBufEven;
+ volatile char* m_inBufOdd;
+ volatile char* m_inBufUsr;
+ volatile char* m_inBufTrmt;
+
+ volatile char* m_outBufEven;
+ volatile char* m_outBufOdd;
+ volatile char* m_outBufUsr;
+ volatile char* m_outBufTrmt;
+
+ volatile int m_inBufLen;
+ volatile int m_outBufLen;
+
+ volatile char* m_pInBufPos;
+ volatile char* m_pOutBufPos;
+
+
+
+};
+
+}
+
+
+
+#endif