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Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466
Diff: mbed-os/drivers/Serial.h
- Revision:
- 0:8fdf9a60065b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-os/drivers/Serial.h Wed Oct 10 00:33:53 2018 +0000 @@ -0,0 +1,115 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_SERIAL_H +#define MBED_SERIAL_H + +#include "platform/platform.h" + +#if defined (DEVICE_SERIAL) || defined(DOXYGEN_ONLY) + +#include "platform/Stream.h" +#include "SerialBase.h" +#include "platform/PlatformMutex.h" +#include "hal/serial_api.h" +#include "platform/NonCopyable.h" + +namespace mbed { +/** \addtogroup drivers */ + +/** A serial port (UART) for communication with other serial devices + * + * Can be used for Full Duplex communication, or Simplex by specifying + * one pin as NC (Not Connected) + * + * @note Synchronization level: Thread safe + * + * Example: + * @code + * // Print "Hello World" to the PC + * + * #include "mbed.h" + * + * Serial pc(USBTX, USBRX); + * + * int main() { + * pc.printf("Hello World\n"); + * } + * @endcode + * @ingroup drivers + */ +class Serial : public SerialBase, public Stream, private NonCopyable<Serial> { + +public: +#if DEVICE_SERIAL_ASYNCH + using SerialBase::read; + using SerialBase::write; +#endif + + /** Create a Serial port, connected to the specified transmit and receive pins + * + * @param tx Transmit pin + * @param rx Receive pin + * @param name The name of the stream associated with this serial port (optional) + * @param baud The baud rate of the serial port (optional, defaults to MBED_CONF_PLATFORM_DEFAULT_SERIAL_BAUD_RATE) + * + * @note + * Either tx or rx may be specified as NC if unused + */ + Serial(PinName tx, PinName rx, const char *name = NULL, int baud = MBED_CONF_PLATFORM_DEFAULT_SERIAL_BAUD_RATE); + + + /** Create a Serial port, connected to the specified transmit and receive pins, with the specified baud + * + * @param tx Transmit pin + * @param rx Receive pin + * @param baud The baud rate of the serial port + * + * @note + * Either tx or rx may be specified as NC if unused + */ + Serial(PinName tx, PinName rx, int baud); + + /* Stream gives us a FileHandle with non-functional poll()/readable()/writable. Pass through + * the calls from the SerialBase instead for backwards compatibility. This problem is + * part of why Stream and Serial should be deprecated. + */ + bool readable() + { + return SerialBase::readable(); + } + bool writable() + { + return SerialBase::writeable(); + } + bool writeable() + { + return SerialBase::writeable(); + } + +protected: + virtual int _getc(); + virtual int _putc(int c); + virtual void lock(); + virtual void unlock(); + + PlatformMutex _mutex; +}; + +} // namespace mbed + +#endif + +#endif