Extended MaximInterface
Dependents: mbed_DS28EC20_GPIO
Platforms/mbed/Uart.cpp
- Committer:
- IanBenzMaxim
- Date:
- 2019-01-23
- Revision:
- 6:a8c83a2e6fa4
- Parent:
- 3:f818ea5172ed
File content as of revision 6:a8c83a2e6fa4:
/******************************************************************************* * Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved. * * 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 MAXIM INTEGRATED 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. * * Except as contained in this notice, the name of Maxim Integrated * Products, Inc. shall not be used except as stated in the Maxim Integrated * Products, Inc. Branding Policy. * * The mere transfer of this software does not imply any licenses * of trade secrets, proprietary technology, copyrights, patents, * trademarks, maskwork rights, or any other form of intellectual * property whatsoever. Maxim Integrated Products, Inc. retains all * ownership rights. *******************************************************************************/ #include <MaximInterface/Utilities/Error.hpp> #include <Timer.h> #include "Uart.hpp" static const int timeout_ms = 10000; namespace MaximInterface { namespace mbed { error_code Uart::setBaudRate(int_least32_t baudRate) { serial->baud(baudRate); return error_code(); } error_code Uart::sendBreak() { serial->send_break(); return error_code(); } error_code Uart::clearReadBuffer() { while (serial->readable()) { serial->getc(); } return error_code(); } error_code Uart::writeByte(uint_least8_t data) { if (!serial->writeable()) { ::mbed::Timer timer; timer.start(); while (!serial->writeable()) { if (timer.read_ms() >= timeout_ms) { return make_error_code(HardwareError); } } } serial->putc(data); return error_code(); } error_code Uart::readByte(uint_least8_t & data) { if (!serial->readable()) { ::mbed::Timer timer; timer.start(); while (!serial->readable()) { if (timer.read_ms() >= timeout_ms) { return make_error_code(TimeoutError); } } } data = serial->getc(); return error_code(); } const error_category & Uart::errorCategory() { static class : public error_category { public: virtual const char * name() const { return "mbed UART"; } virtual std::string message(int condition) const { switch (condition) { case HardwareError: return "Hardware Error"; default: return defaultErrorMessage(condition); } } } instance; return instance; } } // namespace mbed } // namespace MaximInterface