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1 /*
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2 ******************************************************************************
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3 File: main.c
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4 Info: Generated by Atollic TrueSTUDIO(R) 7.0.1 2017-01-12
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5
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6 The MIT License (MIT)
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7 Copyright (c) 2009-2016 Atollic AB
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8
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9 Permission is hereby granted, free of charge, to any person obtaining a copy
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10 of this software and associated documentation files (the "Software"), to deal
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11 in the Software without restriction, including without limitation the rights
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12 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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13 copies of the Software, and to permit persons to whom the Software is
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14 furnished to do so, subject to the following conditions:
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15
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16 The above copyright notice and this permission notice shall be included in all
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17 copies or substantial portions of the Software.
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18
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19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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20 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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21 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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22 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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23 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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24 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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25 SOFTWARE.
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26 ******************************************************************************
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27 */
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28
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29 /* Includes */
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30 #include "stm32l4xx.h"
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31 #include "gpio.h"
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32
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33 /* Private macro */
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34 /* Private variables */
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35 /* Private function prototypes */
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36 /* Private functions */
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37
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38 /**
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39 **===========================================================================
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40 **
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41 ** Abstract: main program
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42 **
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43 **===========================================================================
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44 */
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45
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46 using namespace halpp;
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47
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48 template<typename TDev, unsigned short PIN> class TLed {
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49 TDev& m_dev;
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50 public:
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51 TLed(TDev& dev) :
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52 m_dev(dev) {
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53
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54 }
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55
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56 void Init() const {
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57 m_dev.SetPinMode(5, halpp::GpioModeOutput);
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58 m_dev.SetPinOutputType(5, halpp::GpioOutputType::GpioPushPull);
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59 m_dev.SetPinPullMode(5, halpp::GpioPullMode::GpioNoPull);
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60 }
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61
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62 void Set() const {
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63 m_dev.WritePin(PIN, 1);
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64 }
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65
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66 void Reset() const {
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67 m_dev.WritePin(PIN, 0);
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68 }
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69
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70 void Toogle() const {
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71 m_dev.TooglePin(PIN);
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72 }
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73 };
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74
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75 class AHB2Bus {
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76 public:
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77 static void Enable(unsigned int flag) {
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78 RCC->AHB2ENR |= flag;
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79 }
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80 };
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81
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82 template<typename TBus, unsigned short ENF> class TDevice {
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83 public:
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84 static void Enable() {
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85 TBus::Enable(ENF);
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86 }
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87 };
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88
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89 class GpioA : public TGpio<GPIO_TypeDef>, public TDevice<AHB2Bus, RCC_AHB2ENR_GPIOAEN> {
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90 static GpioA m_instance;
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91 typedef TGpio<GPIO_TypeDef> GpioBase;
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92 public:
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93
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94 GpioA(GPIO_TypeDef& dev) : GpioBase(dev) {
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95
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96 }
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97
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98 static GpioA& instance() {
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99 return m_instance;
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100 }
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101 };
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102
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103 GpioA GpioA::m_instance(*GPIOA);
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104
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105 int main(void) {
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106
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107 /**
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108 * IMPORTANT NOTE!
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109 * The symbol VECT_TAB_SRAM needs to be defined when building the project
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110 * if code has been located to RAM and interrupts are used.
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111 * Otherwise the interrupt table located in flash will be used.
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112 * See also the <system_*.c> file and how the SystemInit() function updates
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113 * SCB->VTOR register.
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114 * E.g. SCB->VTOR = 0x20000000;
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115 */
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116
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117 /* TODO - Add your application code here */
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118
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119 GpioA::Enable();
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120
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121 TLed<halpp::TGpio<GPIO_TypeDef>, 5> led1(GpioA::instance());
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122 led1.Init();
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123
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124 /* Infinite loop */
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125 while (1) {
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126 led1.Toogle();
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127
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128 for (int i = 0; i < 1000000; i++) {
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129 }
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130 }
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131 }
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