lijie/foc_Gimbal
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

将ICM42688改为硬件SPI通讯。

Browse Source
This commit is contained in:
lijie
2024-02-22 10:16:24 +08:00
parent 08cbf4ba74
commit 7749d1d7b7
19 changed files with 1391 additions and 468 deletions
Download Patch File Download Diff File Expand all files Collapse all files

97
Core/Src/spi.c
View File

@ -25,6 +25,7 @@
/* USER CODE END 0 */
SPI_HandleTypeDef hspi1;
SPI_HandleTypeDef hspi2;
/* SPI1 init function */
void MX_SPI1_Init(void)
@ -67,6 +68,48 @@ void MX_SPI1_Init(void)
/* USER CODE END SPI1_Init 2 */
}
/* SPI2 init function */
void MX_SPI2_Init(void)
{
/* USER CODE BEGIN SPI2_Init 0 */
/* USER CODE END SPI2_Init 0 */
/* USER CODE BEGIN SPI2_Init 1 */
/* USER CODE END SPI2_Init 1 */
hspi2.Instance = SPI2;
hspi2.Init.Mode = SPI_MODE_MASTER;
hspi2.Init.Direction = SPI_DIRECTION_2LINES;
hspi2.Init.DataSize = SPI_DATASIZE_8BIT;
hspi2.Init.CLKPolarity = SPI_POLARITY_HIGH;
hspi2.Init.CLKPhase = SPI_PHASE_2EDGE;
hspi2.Init.NSS = SPI_NSS_SOFT;
hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi2.Init.CRCPolynomial = 0x0;
hspi2.Init.NSSPMode = SPI_NSS_PULSE_ENABLE;
hspi2.Init.NSSPolarity = SPI_NSS_POLARITY_HIGH;
hspi2.Init.FifoThreshold = SPI_FIFO_THRESHOLD_01DATA;
hspi2.Init.TxCRCInitializationPattern = SPI_CRC_INITIALIZATION_ALL_ZERO_PATTERN;
hspi2.Init.RxCRCInitializationPattern = SPI_CRC_INITIALIZATION_ALL_ZERO_PATTERN;
hspi2.Init.MasterSSIdleness = SPI_MASTER_SS_IDLENESS_00CYCLE;
hspi2.Init.MasterInterDataIdleness = SPI_MASTER_INTERDATA_IDLENESS_00CYCLE;
hspi2.Init.MasterReceiverAutoSusp = SPI_MASTER_RX_AUTOSUSP_DISABLE;
hspi2.Init.MasterKeepIOState = SPI_MASTER_KEEP_IO_STATE_DISABLE;
hspi2.Init.IOSwap = SPI_IO_SWAP_DISABLE;
if (HAL_SPI_Init(&hspi2) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN SPI2_Init 2 */
/* USER CODE END SPI2_Init 2 */
}
void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
@ -109,6 +152,41 @@ void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
/* USER CODE END SPI1_MspInit 1 */
}
else if(spiHandle->Instance==SPI2)
{
/* USER CODE BEGIN SPI2_MspInit 0 */
/* USER CODE END SPI2_MspInit 0 */
/** Initializes the peripherals clock
*/
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_SPI2;
PeriphClkInitStruct.Spi123ClockSelection = RCC_SPI123CLKSOURCE_PLL;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
{
Error_Handler();
}
/* SPI2 clock enable */
__HAL_RCC_SPI2_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
/**SPI2 GPIO Configuration
PB13 ------> SPI2_SCK
PB14 ------> SPI2_MISO
PB15 ------> SPI2_MOSI
*/
GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Alternate = GPIO_AF5_SPI2;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* USER CODE BEGIN SPI2_MspInit 1 */
/* USER CODE END SPI2_MspInit 1 */
}
}
void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle)
@ -133,6 +211,25 @@ void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle)
/* USER CODE END SPI1_MspDeInit 1 */
}
else if(spiHandle->Instance==SPI2)
{
/* USER CODE BEGIN SPI2_MspDeInit 0 */
/* USER CODE END SPI2_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_SPI2_CLK_DISABLE();
/**SPI2 GPIO Configuration
PB13 ------> SPI2_SCK
PB14 ------> SPI2_MISO
PB15 ------> SPI2_MOSI
*/
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15);
/* USER CODE BEGIN SPI2_MspDeInit 1 */
/* USER CODE END SPI2_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */