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      1 /*
      2  * Author: Brendan Le Foll <brendan.le.foll (at) intel.com>
      3  * Copyright (c) 2015 Intel Corporation.
      4  *
      5  * Permission is hereby granted, free of charge, to any person obtaining
      6  * a copy of this software and associated documentation files (the
      7  * "Software"), to deal in the Software without restriction, including
      8  * without limitation the rights to use, copy, modify, merge, publish,
      9  * distribute, sublicense, and/or sell copies of the Software, and to
     10  * permit persons to whom the Software is furnished to do so, subject to
     11  * the following conditions:
     12  *
     13  * The above copyright notice and this permission notice shall be
     14  * included in all copies or substantial portions of the Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     19  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
     20  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
     21  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
     22  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     23  */
     24 
     25 #include <unistd.h>
     26 #include <iostream>
     27 #include <exception>
     28 
     29 #include "mraa.hpp"
     30 
     31 int
     32 main()
     33 {
     34     //! [Interesting]
     35     // If you have a valid platform configuration use numbers to represent uart
     36     // device. If not use raw mode where std::string is taken as a constructor
     37     // parameter
     38     mraa::Uart* dev;
     39     try {
     40         dev = new mraa::Uart(0);
     41     } catch (std::exception& e) {
     42         std::cout << e.what() << ", likely invalid platform config" << std::endl;
     43     }
     44 
     45     try {
     46         dev = new mraa::Uart("/dev/ttyACM0");
     47     } catch (std::exception& e) {
     48         std::cout << "Error while setting up raw UART, do you have a uart?" << std::endl;
     49         std::terminate();
     50     }
     51 
     52     if (dev->setBaudRate(115200) != mraa::SUCCESS) {
     53         std::cout << "Error setting parity on UART" << std::endl;
     54     }
     55 
     56     if (dev->setMode(8, mraa::UART_PARITY_NONE, 1) != mraa::SUCCESS) {
     57         std::cout << "Error setting parity on UART" << std::endl;
     58     }
     59 
     60     if (dev->setFlowcontrol(false, false) != mraa::SUCCESS) {
     61         std::cout << "Error setting flow control UART" << std::endl;
     62     }
     63 
     64     dev->writeStr("Hello monkeys");
     65     //! [Interesting]
     66 
     67     delete dev;
     68 
     69     return mraa::SUCCESS;
     70 }
     71