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authorVasil Zlatanov <v@skozl.com>2017-05-03 16:30:16 +0100
committerVasil Zlatanov <v@skozl.com>2017-05-03 16:30:16 +0100
commita6ed1742539c62186fb903017b52dd48f145ae4f (patch)
treee9f49f0437e1f260b276b45fddcb66ea524f49e3 /ext/RawSerial.h
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Add template and build environment.
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+/* 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.h"
+
+#if DEVICE_SERIAL
+
+#include "SerialBase.h"
+#include "serial_api.h"
+
+namespace mbed {
+
+/** 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)
+ *
+ * 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
+ *
+ * @param tx Transmit pin
+ * @param rx Receive pin
+ *
+ * @note
+ * Either tx or rx may be specified as NC if unused
+ */
+ RawSerial(PinName tx, PinName rx);
+
+ /** 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, ...);
+};
+
+} // namespace mbed
+
+#endif
+
+#endif