本帖最后由 PYL4869 于 2022-5-4 21:59 编辑
小白提问,我在移植UART_FIFO的时候,出现了这个问题,(我使用cubemx的生成,只是初始化SYS的(Serial Wire)和 RCC的(Crystal/Ceramic Resonator)) 然后再导入了stm32f4xx_hal_uart.c这个头文件 ,再在stm32f4xx_hal_conf.h 中取消了 HAL_UART_MODULE_ENABLED 的注释
出现了这个错误
请问怎么解决
如下是我在bsp_uart_fifo.c的配置
[C] 纯文本查看 复制代码 #include "bsp.h"
#define UART_GPIO_CLK_ALLENABLE(){\
__HAL_RCC_GPIOA_CLK_ENABLE();\
__HAL_RCC_GPIOB_CLK_ENABLE();\
__HAL_RCC_GPIOG_CLK_ENABLE();\
}
#define UART_UART1_UART6_CLK_ALLENABLE(){\
__HAL_RCC_USART1_CLK_ENABLE();\
__HAL_RCC_USART6_CLK_ENABLE();\
}
UART_HandleTypeDef huart_x;
static void Bsp_Uart_X_Mode_Init(USART_TypeDef *Instance, uint32_t BaudRate, uint32_t Parity, uint32_t Mode);
static void Bsp_Uart_Gpio_Mode_Init(void);
static void Bsp_Uart_Fifo_Init_Mode(void)
{
Bsp_Uart_Gpio_Mode_Init();
Bsp_Uart_X_Mode_Init( USART1, 115200 , UART_PARITY_NONE , UART_MODE_TX_RX );
}
static void Bsp_Uart_Fifo_Init_Variable(void)
{
}
static void Bsp_Uart_X_Mode_Init(USART_TypeDef *Instance, uint32_t BaudRate, uint32_t Parity, uint32_t Mode)
{
UART_UART1_UART6_CLK_ALLENABLE();
huart_x.Instance = Instance;
huart_x.Init.BaudRate = BaudRate;
huart_x.Init.WordLength = UART_WORDLENGTH_8B;
huart_x.Init.StopBits = UART_STOPBITS_1;
huart_x.Init.Parity = Parity;
huart_x.Init.Mode = Mode;
huart_x.Init.HwFlowCtl = UART_HWCONTROL_NONE;
huart_x.Init.OverSampling = UART_OVERSAMPLING_16;
if (HAL_UART_Init(&huart_x)!= HAL_OK)
{
Error_Handler();
}
}
static void Bsp_Uart_Gpio_Mode_Init(void)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
UART_GPIO_CLK_ALLENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(USART1_IRQn);
CLEAR_BIT(USART1->SR, USART_SR_TC); /* 清除TC发送完成标志 */
CLEAR_BIT(USART1->SR, USART_SR_RXNE); /* 清除RXNE接收标志 当用户使用了 TC 或者 RX 中断后,就会进入一次中断服务程序*/
// USART_CR1_PEIE | USART_CR1_RXNEIE
SET_BIT(USART1->CR1, USART_CR1_RXNEIE); /* 使能PE. RX接受中断 ,使能串口的发送空中断。*/
}
void Bsp_Uart_Fifo_Init(void)
{
Bsp_Uart_Fifo_Init_Variable();
Bsp_Uart_Fifo_Init_Mode();
}
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