位9 PS:校验选择 (Parity selection)当校验控制使能后,该位用来选择是采用偶校验还是奇校验。软件对它...
WAKE:唤醒的方法 (Wakeup method) 0:被空闲总线唤醒; 1:被地址标记唤醒。 PCE:检验控制使能 (Parity control enable) PS:校验选择 (Parity selection) 0:偶校验;1:奇校验。 PEIE:PE中断使能 (PE interrupt enable) TXEIE:发送缓冲区空中断使能 (TXE interrupt enable) TCIE:发送完成中断使能 (Transmission co...
PS:Parity Selection,设置是奇校验还是偶校验 9~4位是各种标志符的中断使能(IE、Interrupt enable)信号...
This parameter can be a value of @ref USART_Stop_Bits */ uint16_t USART_Parity; /*!< Specifies the parity mode. This parameter can be a value of @ref USART_Parity @note When parity is enabled, the computed parity is inserted at the MSB position of the transmitted data (9th bit whe...
USART_CR1:PCE(Parity control enable检验控制使能)、PS(Parity Selection检验选择)、PEIE(PE中断使能) USART_SR:PE(Parity error校验错误) USART_CR1:UE(USART enable)、TE(transmitter enable)、RE(receiver enable) 编程时要令UE=1,TE=1 USART_SR:TXE,Transmit data register empty发送数据寄存器空 ...
(Both are tested) */ UartHandle.Instance = USARTx; UartHandle.Init.BaudRate = 115200; UartHandle.Init.WordLength = UART_WORDLENGTH_8B; UartHandle.Init.StopBits = UART_STOPBITS_1; UartHandle.Init.Parity = UART_PARITY_NONE; UartHandle.Init.HwFlowCtl = UART_HWCONTROL_NONE; Uart...
usartConfig.paritytype = USART_NO_PARITY; usartConfig.stopbits = USART_1_STOPBIT;usart_init_rs232(&AVR32_USART0, &usartConfig, OS_CFGLONG_PBA_FREQUENCY_HZ); INTC_register_interrupt(DeviceCharacterBufferedUsart0::contextHandler, AVR32_USART0_IRQ, OS_CFGINT_DEVICECHARACTERBUFFEREDUSART0_IRQ_PRI...
代码清单 4.2.1 USART_InitPara 结构体类型定义代码 1 typedef struct { uint32_t USART_BRR; uint16_t USART_WL; uint16_t USART_STBits; uint16_t USART_Parity; uint16_t USART_RxorTx; uint16_t USART_HardwareFlowControl; } USART_InitPara; USART_InitPara 结构体成员变量共有六个,具体定义见...
Parity = UART_PARITY_NONE; UartHandle.Init.Mode = UART_MODE_TX_RX; HAL_UART_Init(&UartHandle); } 在这个函数中我们并没有使用HAL_UART_MspInit函数,为了直观与简洁,而恶是直接在UARTx_Config函数中进行引脚、时钟等配置,在以后的部分例程我们也会大量使用这种方式。使用GPIO_InitTypeDef和USART_...
设置USART1的时钟源为PCLK2。PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2。 调用HAL_RCCEx_PeriphCLKConfig函数应用时钟配置。如果配置失败,调用Error_Handler处理错误。 /* USART1 clock enable */ __HAL_RCC_USART1_CLK_ENABLE(); ...