Álvaro de Rada / Mbed 2 deprecated HelloWorld_PLC01A1

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Dependencies:   mbed X_NUCLEO_PLC01A1

main.cpp@6:afd63b2b2d1a, 2017-07-13 (annotated)

Committer:
Davidroid
Date:
Thu Jul 13 16:44:30 2017 +0000
Revision:
6:afd63b2b2d1a
Parent:
5:321e4e37ba1c 
Aligning to ARM mbed coding style.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
apalmieri 0:4f51d6a15c93 1 /**
apalmieri 0:4f51d6a15c93 2 ******************************************************************************
apalmieri 0:4f51d6a15c93 3 * @file main.cpp
apalmieri 0:4f51d6a15c93 4 * @author AST/CLs
Davidroid 2:bf16a2ba8662 5 * @version V1.1.0
Davidroid 2:bf16a2ba8662 6 * @date February 23rd, 2016
apalmieri 0:4f51d6a15c93 7 * @brief mbed test application for the STMicroelectronics X-NUCLEO-PLC01A1
apalmieri 0:4f51d6a15c93 8 * PLC Expansion Board.
apalmieri 0:4f51d6a15c93 9 ******************************************************************************
apalmieri 0:4f51d6a15c93 10 * @attention
apalmieri 0:4f51d6a15c93 11 *
apalmieri 0:4f51d6a15c93 12 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
apalmieri 0:4f51d6a15c93 13 *
apalmieri 0:4f51d6a15c93 14 * Redistribution and use in source and binary forms, with or without modification,
apalmieri 0:4f51d6a15c93 15 * are permitted provided that the following conditions are met:
apalmieri 0:4f51d6a15c93 16 * 1. Redistributions of source code must retain the above copyright notice,
apalmieri 0:4f51d6a15c93 17 * this list of conditions and the following disclaimer.
apalmieri 0:4f51d6a15c93 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
apalmieri 0:4f51d6a15c93 19 * this list of conditions and the following disclaimer in the documentation
apalmieri 0:4f51d6a15c93 20 * and/or other materials provided with the distribution.
apalmieri 0:4f51d6a15c93 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
apalmieri 0:4f51d6a15c93 22 * may be used to endorse or promote products derived from this software
apalmieri 0:4f51d6a15c93 23 * without specific prior written permission.
apalmieri 0:4f51d6a15c93 24 *
apalmieri 0:4f51d6a15c93 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
apalmieri 0:4f51d6a15c93 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
apalmieri 0:4f51d6a15c93 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
apalmieri 0:4f51d6a15c93 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
apalmieri 0:4f51d6a15c93 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
apalmieri 0:4f51d6a15c93 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
apalmieri 0:4f51d6a15c93 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
apalmieri 0:4f51d6a15c93 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
apalmieri 0:4f51d6a15c93 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
apalmieri 0:4f51d6a15c93 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
apalmieri 0:4f51d6a15c93 35 *
apalmieri 0:4f51d6a15c93 36 ******************************************************************************
apalmieri 0:4f51d6a15c93 37 */
apalmieri 0:4f51d6a15c93 38
apalmieri 0:4f51d6a15c93 39
apalmieri 0:4f51d6a15c93 40 /* Includes ------------------------------------------------------------------*/
apalmieri 0:4f51d6a15c93 41
Davidroid 2:bf16a2ba8662 42 /* expansion board specific header files. */
Davidroid 6:afd63b2b2d1a 43 #include "XNucleoPLC01A1.h"
apalmieri 0:4f51d6a15c93 44
apalmieri 0:4f51d6a15c93 45
apalmieri 0:4f51d6a15c93 46 /* Definitions ---------------------------------------------------------------*/
Davidroid 2:bf16a2ba8662 47
apalmieri 0:4f51d6a15c93 48 /* Uncomment this for OUTPUT_CYCLING ENABLE */
apalmieri 4:17b45bcd5b40 49 //#define OUTPUT_CYCLING
apalmieri 0:4f51d6a15c93 50
Davidroid 2:bf16a2ba8662 51
apalmieri 0:4f51d6a15c93 52 /* Variables -----------------------------------------------------------------*/
apalmieri 0:4f51d6a15c93 53
apalmieri 0:4f51d6a15c93 54 /* Array for input data from Digital Input Termination Device */
Davidroid 6:afd63b2b2d1a 55 uint8_t input_array[2] = {0x00, 0x00};
apalmieri 0:4f51d6a15c93 56 /* Array for output data to Solid State Relay */
Davidroid 6:afd63b2b2d1a 57 uint8_t output_array[2] = {0x00, 0x00};
apalmieri 0:4f51d6a15c93 58
apalmieri 0:4f51d6a15c93 59 /* Number of channels in ON state */
Davidroid 6:afd63b2b2d1a 60 uint8_t ch_on = 0x00;
apalmieri 0:4f51d6a15c93 61
apalmieri 0:4f51d6a15c93 62
apalmieri 0:4f51d6a15c93 63 /* Functions -----------------------------------------------------------------*/
apalmieri 0:4f51d6a15c93 64
apalmieri 0:4f51d6a15c93 65 /**
apalmieri 0:4f51d6a15c93 66 * @brief Receive input data from Digital Input Termination Device
apalmieri 0:4f51d6a15c93 67 * @param None
apalmieri 0:4f51d6a15c93 68 * @retval None
apalmieri 0:4f51d6a15c93 69 */
Davidroid 6:afd63b2b2d1a 70 void digital_input_array_handler(XNucleoPLC01A1 &plc)
apalmieri 0:4f51d6a15c93 71 {
Davidroid 6:afd63b2b2d1a 72 plc.plc_input().dig_inp_array_get_input(input_array);
apalmieri 0:4f51d6a15c93 73 }
apalmieri 0:4f51d6a15c93 74
apalmieri 0:4f51d6a15c93 75 /**
apalmieri 0:4f51d6a15c93 76 * @brief Select output function and set outputs
apalmieri 0:4f51d6a15c93 77 * @param None
apalmieri 0:4f51d6a15c93 78 * @retval None
apalmieri 0:4f51d6a15c93 79 */
Davidroid 6:afd63b2b2d1a 80 void ssrelay_handler(XNucleoPLC01A1 &plc)
apalmieri 0:4f51d6a15c93 81 {
Davidroid 6:afd63b2b2d1a 82 /* Set output_array as DigInpArray RxBuffer */
Davidroid 6:afd63b2b2d1a 83 output_array[1] = plc.signal_mirror(input_array[1]);
apalmieri 0:4f51d6a15c93 84
apalmieri 0:4f51d6a15c93 85 /* Uncomment the relevant function as required */
Davidroid 6:afd63b2b2d1a 86 //output_array[1] = plc.signal_mirror(0xFF);
Davidroid 6:afd63b2b2d1a 87 //output_array[1] = plc.output_freeze(0xFF,5000);
Davidroid 6:afd63b2b2d1a 88 //output_array[1] = plc.output_regroup(0xFF);
Davidroid 6:afd63b2b2d1a 89 //ch_on = plc.input_sum(&output_array[1],0xFF);
Davidroid 6:afd63b2b2d1a 90 //output_array[1] = plc.set_output(0xFF);
Davidroid 6:afd63b2b2d1a 91 //output_array[1] = plc.inputs_and(0xFF,0x0F);
Davidroid 6:afd63b2b2d1a 92 //output_array[1] = plc.inputs_or(0xF0,0x0F);
Davidroid 6:afd63b2b2d1a 93 //output_array[1] = plc.inputs_not(0x00);
Davidroid 6:afd63b2b2d1a 94 //output_array[1] = plc.inputs_xor(0xFF,0x00);
apalmieri 0:4f51d6a15c93 95
apalmieri 0:4f51d6a15c93 96 /* Parity bits calculation */
Davidroid 6:afd63b2b2d1a 97 plc.output_parity_bits(output_array);
apalmieri 0:4f51d6a15c93 98
apalmieri 0:4f51d6a15c93 99 /* Send output information to solid state relay */
Davidroid 6:afd63b2b2d1a 100 plc.plc_output().ssrelay_set_output(output_array);
apalmieri 0:4f51d6a15c93 101 }
apalmieri 0:4f51d6a15c93 102
apalmieri 0:4f51d6a15c93 103 void setup(SPI &spi, int bits, int mode = 0, int frequency_hz = 1E6)
apalmieri 0:4f51d6a15c93 104 {
apalmieri 0:4f51d6a15c93 105 /* Set given configuration. */
apalmieri 0:4f51d6a15c93 106 spi.format(bits, mode);
apalmieri 0:4f51d6a15c93 107 spi.frequency(frequency_hz);
apalmieri 0:4f51d6a15c93 108 }
apalmieri 0:4f51d6a15c93 109
Davidroid 2:bf16a2ba8662 110
apalmieri 0:4f51d6a15c93 111 /* Main ----------------------------------------------------------------------*/
apalmieri 0:4f51d6a15c93 112
apalmieri 0:4f51d6a15c93 113 int main()
apalmieri 0:4f51d6a15c93 114 {
apalmieri 0:4f51d6a15c93 115 /*----- Initialization. -----*/
Davidroid 6:afd63b2b2d1a 116
Davidroid 6:afd63b2b2d1a 117 /* Printing to the console. */
Davidroid 6:afd63b2b2d1a 118 printf("PLC Control Application Example\r\n\n");
apalmieri 0:4f51d6a15c93 119
apalmieri 0:4f51d6a15c93 120 /* Initializing SPI bus. */
apalmieri 4:17b45bcd5b40 121 SPI spi(X_NUCLEO_PLC01A1_PIN_SPI_MOSI, X_NUCLEO_PLC01A1_PIN_SPI_MISO, X_NUCLEO_PLC01A1_PIN_SPI_SCLK);
apalmieri 4:17b45bcd5b40 122 setup(spi, X_NUCLEO_PLC01A1_PIN_SPI_BITS);
apalmieri 0:4f51d6a15c93 123
apalmieri 5:321e4e37ba1c 124 /* Initializing X_NUCLEO_PLC01A1 IO Channels Component. */
Davidroid 6:afd63b2b2d1a 125 XNucleoPLC01A1 plc(X_NUCLEO_PLC01A1_PIN_SPI_CS1, X_NUCLEO_PLC01A1_PIN_SPI_CS2, X_NUCLEO_PLC01A1_PIN_OUT_EN, spi);
apalmieri 0:4f51d6a15c93 126
apalmieri 0:4f51d6a15c93 127 while(1) {
Davidroid 6:afd63b2b2d1a 128 plc.plc_input().set_read_status(1);
apalmieri 0:4f51d6a15c93 129 /* Polling input device to refresh input state */
Davidroid 6:afd63b2b2d1a 130 if(plc.plc_input().get_read_status()) {
apalmieri 0:4f51d6a15c93 131
Davidroid 6:afd63b2b2d1a 132 plc.plc_input().set_read_status(0);
apalmieri 0:4f51d6a15c93 133
apalmieri 0:4f51d6a15c93 134 #ifdef OUTPUT_CYCLING
Davidroid 6:afd63b2b2d1a 135 plc.output_cycling();
apalmieri 0:4f51d6a15c93 136 #else
Davidroid 6:afd63b2b2d1a 137 digital_input_array_handler(plc);
Davidroid 6:afd63b2b2d1a 138 ssrelay_handler(plc);
apalmieri 0:4f51d6a15c93 139 #endif /* OUTPUT_CYCLING */
apalmieri 0:4f51d6a15c93 140 }
apalmieri 0:4f51d6a15c93 141 wait_ms(10);
apalmieri 0:4f51d6a15c93 142 }
apalmieri 0:4f51d6a15c93 143 }