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| author | Yann Herklotz <ymherklotz@gmail.com> | 2017-05-10 13:17:31 +0100 |
|---|---|---|
| committer | Yann Herklotz <ymherklotz@gmail.com> | 2017-05-10 13:17:31 +0100 |
| commit | aa30a51f3e2d9120aa819c1bc8162793662ccf32 (patch) | |
| tree | e7659204b1ecf3f65fae106c12b096fd552c2d8d /mbed/drivers/RawSerial.h | |
| download | WaveGenerator-aa30a51f3e2d9120aa819c1bc8162793662ccf32.tar.gz WaveGenerator-aa30a51f3e2d9120aa819c1bc8162793662ccf32.zip | |
Adding initial files
Diffstat (limited to 'mbed/drivers/RawSerial.h')
| -rw-r--r-- | mbed/drivers/RawSerial.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/mbed/drivers/RawSerial.h b/mbed/drivers/RawSerial.h new file mode 100644 index 0000000..61a85f1 --- /dev/null +++ b/mbed/drivers/RawSerial.h @@ -0,0 +1,107 @@ +/* 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 DEVICE_SERIAL
+
+#include "drivers/SerialBase.h"
+#include "hal/serial_api.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
+ */
+class RawSerial: public SerialBase {
+
+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
+
+/** @}*/
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