mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
drivers/RawSerial.h
- Committer:
- AnnaBridge
- Date:
- 2018-02-16
- Revision:
- 181:57724642e740
- Parent:
- 168:9672193075cf
- Child:
- 184:08ed48f1de7f
File content as of revision 181:57724642e740:
/* 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_RAW_SERIAL_H #define MBED_RAW_SERIAL_H #include "platform/platform.h" #if defined (DEVICE_SERIAL) || defined(DOXYGEN_ONLY) #include "drivers/SerialBase.h" #include "hal/serial_api.h" #include "platform/NonCopyable.h" namespace mbed { /** \addtogroup drivers */ /** A serial port (UART) for communication with other serial devices * This is a variation of the Serial class that doesn't use streams, * thus making it safe to use in interrupt handlers with the RTOS. * * Can be used for Full Duplex communication, or Simplex by specifying * one pin as NC (Not Connected) * * @note Synchronization level: Not protected * * Example: * @code * // Send a char to the PC * * #include "mbed.h" * * RawSerial pc(USBTX, USBRX); * * int main() { * pc.putc('A'); * } * @endcode * @ingroup drivers */ class RawSerial: public SerialBase, private NonCopyable<RawSerial> { public: /** Create a RawSerial 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 (optional, defaults to MBED_CONF_PLATFORM_DEFAULT_SERIAL_BAUD_RATE) * * @note * Either tx or rx may be specified as NC if unused */ RawSerial(PinName tx, PinName rx, int baud = MBED_CONF_PLATFORM_DEFAULT_SERIAL_BAUD_RATE); /** Write a char to the serial port * * @param c The char to write * * @returns The written char or -1 if an error occured */ int putc(int c); /** Read a char from the serial port * * @returns The char read from the serial port */ int getc(); /** Write a string to the serial port * * @param str The string to write * * @returns 0 if the write succeeds, EOF for error */ int puts(const char *str); int printf(const char *format, ...); protected: /* Acquire exclusive access to this serial port */ virtual void lock(void); /* Release exclusive access to this serial port */ virtual void unlock(void); }; } // namespace mbed #endif #endif