1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
23
28
33
37
42
49
57
58
59
60
61
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
131
132
133
134
138
139
140
141
142
143
145
146
147
148
151
152
153
154
155
156
157
158
159
160
164
165
167
171
172
174
175
176
177
178
179
180
181
185
186
187
191
192
193
194
195
197
198
199
200
201
202
206
207
208
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
237
238
239
240
241
242
243
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
280
281
282
283
284
285
289
290
291
292
293
294
299
300
301
302
303
304
305
306
307
308
309
310
320
/* ... */
#include "main.h"
#include "app_threadx.h"
Includes
Private includes
Private typedef
Private define
Private macro
PCD_HandleTypeDef hpcd_USB_OTG_FS;
BSP_SD_CardInfo USBD_SD_CardInfo;
Private variables
void SystemClock_Config(void);
void PeriphCommonClock_Config(void);
static void MX_GPIO_Init(void);
Private function prototypes
/* ... */
int main(void)
{
HAL_Init();
SystemClock_Config();
PeriphCommonClock_Config();
BSP_LED_Init(LED_GREEN);
BSP_LED_Init(LED_RED);
BSP_SD_Init();
HAL_NVIC_SetPriority(SDIO_IRQn, 5, 0);
HAL_NVIC_EnableIRQ(SDIO_IRQn);
HAL_NVIC_SetPriority(SD_DMAx_Rx_IRQn, 6, 0);
HAL_NVIC_EnableIRQ(SD_DMAx_Rx_IRQn);
HAL_NVIC_SetPriority(SD_DMAx_Tx_IRQn, 6, 0);
HAL_NVIC_EnableIRQ(SD_DMAx_Tx_IRQn);
while(BSP_SD_IsDetected() == SD_NOT_PRESENT)
{
}while (BSP_SD_IsDetected() == SD_NOT_PRESENT) { ... }
BSP_SD_GetCardInfo(&USBD_SD_CardInfo);
MX_GPIO_Init();
MX_ThreadX_Init();
while (1)
{
}while (1) { ... }
}{ ... }
/* ... */
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
/* ... */
__HAL_RCC_PWR_CLK_ENABLE();
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
/* ... */
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 8;
RCC_OscInitStruct.PLL.PLLN = 360;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 7;
RCC_OscInitStruct.PLL.PLLR = 2;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) { ... }
/* ... */
if (HAL_PWREx_EnableOverDrive() != HAL_OK)
{
Error_Handler();
}if (HAL_PWREx_EnableOverDrive() != HAL_OK) { ... }
/* ... */
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
{
Error_Handler();
}if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK) { ... }
}{ ... }
/* ... */
void PeriphCommonClock_Config(void)
{
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
/* ... */
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_SDIO|RCC_PERIPHCLK_CLK48;
PeriphClkInitStruct.PLLSAI.PLLSAIN = 384;
PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV8;
PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48CLKSOURCE_PLLSAIP;
PeriphClkInitStruct.SdioClockSelection = RCC_SDIOCLKSOURCE_CLK48;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) { ... }
}{ ... }
/* ... */
void MX_USB_OTG_FS_PCD_Init(void)
{
hpcd_USB_OTG_FS.Instance = USB_OTG_FS;
hpcd_USB_OTG_FS.Init.dev_endpoints = 6;
hpcd_USB_OTG_FS.Init.speed = PCD_SPEED_FULL;
hpcd_USB_OTG_FS.Init.dma_enable = DISABLE;
hpcd_USB_OTG_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
hpcd_USB_OTG_FS.Init.Sof_enable = DISABLE;
hpcd_USB_OTG_FS.Init.low_power_enable = DISABLE;
hpcd_USB_OTG_FS.Init.lpm_enable = DISABLE;
hpcd_USB_OTG_FS.Init.vbus_sensing_enable = DISABLE;
hpcd_USB_OTG_FS.Init.use_dedicated_ep1 = DISABLE;
if (HAL_PCD_Init(&hpcd_USB_OTG_FS) != HAL_OK)
{
Error_Handler();
}if (HAL_PCD_Init(&hpcd_USB_OTG_FS) != HAL_OK) { ... }
}{ ... }
/* ... */
static void MX_GPIO_Init(void)
{
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOH_CLK_ENABLE();
}{ ... }
/* ... */
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{
if (htim->Instance == TIM6) {
HAL_IncTick();
}if (htim->Instance == TIM6) { ... }
}{ ... }
/* ... */
void Error_Handler(void)
{
BSP_LED_Off(LED_GREEN);
while (1)
{
BSP_LED_Toggle(LED_RED);
HAL_Delay(200);
}while (1) { ... }
}{ ... }
#ifdef USE_FULL_ASSERT
/* ... */
void assert_failed(uint8_t *file, uint32_t line)
{
/* ... */
while (1)
{
}while (1) { ... }
}assert_failed (uint8_t *file, uint32_t line) { ... }
/* ... */#endif