mainscnt/mains-frequency-counter-stm32
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This commit is contained in:
Wolfgang Hottgenroth
2021-02-18 17:10:16 +01:00
parent 9c4a5d7a01
commit 1f124976e7
7 changed files with 181 additions and 43 deletions
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8
cube/Core/Src/gpio.c
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@ -52,7 +52,7 @@ void MX_GPIO_Init(void)
HAL_GPIO_WritePin(GPIOC, LED_Red_Pin|LED_Green_Pin|LED_Blue_Pin, GPIO_PIN_RESET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(EEPROM_CS_GPIO_Port, EEPROM_CS_Pin, GPIO_PIN_RESET);
HAL_GPIO_WritePin(GPIOA, MODEM_RES_Pin|EEPROM_CS_Pin, GPIO_PIN_RESET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOB, ETHER_RES_Pin|ETHER_CS_Pin|Debug_Signal_2_Pin|Debug_Signal_1_Pin, GPIO_PIN_RESET);
@ -64,12 +64,12 @@ void MX_GPIO_Init(void)
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pin : PtPin */
GPIO_InitStruct.Pin = EEPROM_CS_Pin;
/*Configure GPIO pins : PAPin PAPin */
GPIO_InitStruct.Pin = MODEM_RES_Pin|EEPROM_CS_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(EEPROM_CS_GPIO_Port, &GPIO_InitStruct);
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pin : PtPin */
GPIO_InitStruct.Pin = ADMIN_MODE_Pin;

1
cube/Core/Src/main.c
View File

@ -99,6 +99,7 @@ int main(void)
MX_TIM1_Init();
MX_USART1_UART_Init();
MX_IWDG_Init();
MX_USART2_UART_Init();
/* USER CODE BEGIN 2 */
my_setup_2();

1
cube/Core/Src/main.c-bak
View File

@ -94,6 +94,7 @@ int main(void)
MX_TIM1_Init();
MX_USART1_UART_Init();
MX_IWDG_Init();
MX_USART2_UART_Init();
/* USER CODE BEGIN 2 */
/* USER CODE END 2 */

65
cube/Core/Src/usart.c
View File

@ -25,6 +25,7 @@
/* USER CODE END 0 */
UART_HandleTypeDef huart1;
UART_HandleTypeDef huart2;
/* USART1 init function */
@ -44,6 +45,25 @@ void MX_USART1_UART_Init(void)
Error_Handler();
}
}
/* USART2 init function */
void MX_USART2_UART_Init(void)
{
huart2.Instance = USART2;
huart2.Init.BaudRate = 115200;
huart2.Init.WordLength = UART_WORDLENGTH_8B;
huart2.Init.StopBits = UART_STOPBITS_1;
huart2.Init.Parity = UART_PARITY_NONE;
huart2.Init.Mode = UART_MODE_TX_RX;
huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE;
huart2.Init.OverSampling = UART_OVERSAMPLING_16;
if (HAL_UART_Init(&huart2) != HAL_OK)
{
Error_Handler();
}
}
void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
@ -80,6 +100,33 @@ void HAL_UART_MspInit(UART_HandleTypeDef* uartHandle)
/* USER CODE END USART1_MspInit 1 */
}
else if(uartHandle->Instance==USART2)
{
/* USER CODE BEGIN USART2_MspInit 0 */
/* USER CODE END USART2_MspInit 0 */
/* USART2 clock enable */
__HAL_RCC_USART2_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
/**USART2 GPIO Configuration
PA2 ------> USART2_TX
PA3 ------> USART2_RX
*/
GPIO_InitStruct.Pin = MODEM_TX_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(MODEM_TX_GPIO_Port, &GPIO_InitStruct);
GPIO_InitStruct.Pin = MODEM_RX_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(MODEM_RX_GPIO_Port, &GPIO_InitStruct);
/* USER CODE BEGIN USART2_MspInit 1 */
/* USER CODE END USART2_MspInit 1 */
}
}
void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
@ -105,6 +152,24 @@ void HAL_UART_MspDeInit(UART_HandleTypeDef* uartHandle)
/* USER CODE END USART1_MspDeInit 1 */
}
else if(uartHandle->Instance==USART2)
{
/* USER CODE BEGIN USART2_MspDeInit 0 */
/* USER CODE END USART2_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_USART2_CLK_DISABLE();
/**USART2 GPIO Configuration
PA2 ------> USART2_TX
PA3 ------> USART2_RX
*/
HAL_GPIO_DeInit(GPIOA, MODEM_TX_Pin|MODEM_RX_Pin);
/* USER CODE BEGIN USART2_MspDeInit 1 */
/* USER CODE END USART2_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */