GPIO_Init(GPIOB, &GPIO_InitStructure); //初始化PB11 USART_InitStructure.USART_BaudRate = bound;//波特率一般设置为9600; USART_InitStructure.USART_WordLength = USART_WordLength_8b;//字长为8位数据格式 USART_InitStructure.USART_StopBits = USART_StopBits_1;//一个停止位 USART_InitStructure.USART_...
# 打开串口 ser = serial.Serial("/dev/ttyAMA0", 9600) def main(): while True: # 获得接收缓冲区字符 count = ser.inWaiting() if count != 0: # 读取内容并回显 recv = ser.read(count) print(recv) ser.write(recv) # 清空接收缓冲区 ser.flushInput() # 必要的软件延时 time.sleep(0.1) ...
UART_HandleTypeDef huart1; // 配置 UART 基础特性,不初始化高级特性 huart1.Instance = USART1; huart1.Init.BaudRate = 9600; huart1.Init.WordLength = UART_WORDLENGTH_8B; huart1.Init.StopBits = UART_STOPBITS_1; huart1.Init.Parity = UART_PARITY_NONE; huart1.Init.Mode = UART_MODE_TX...
void init(); 是函数声明，和面的init();是调用该函数。void说明没返回值，init是方法名；()里面是参数列表，这里没有参数。
u-boot=> uart_test uart3 9600 48656C6C6F2C2055415254210Atrying to uclass_get_device_by_name: serial@30880000...device_probe: udevice->name: serial@30880000device_probe: udevice->name: spba-bus@30800000device_probe: udevice->name: uart3grp...
// für langsamerer Baudrate=300 -> (10001 << 6) (625=>9600baud)UART1->CMD = (1 << 11) | (1 << 10) | (1 << 2) | (1 << 0); // Clear RX/TX buffers and shif regs, Enable Transmitter and ReceiverUART1->IFC = 0x1FF9; // clear all USART interrupt flags ...
#defineUART_BAUDRATE9600 #defineUART_PORT3 #defineUARTUSART3 #defineUART_IRQUSART3_IRQn #defineUART_IRQ_FUNUSART3_IRQHandler #if(UART_PORT==3) #defineUART_GPIO_CmdRCC_APB2PeriphClockCmd #defineUART_GPIO_CLKRCC_APB2Periph_GPIOB #defineUART_AFIO_CmdRCC_APB2PeriphClockCmd ...
Your PC with terminal emulation program (hyperTerminal or equivalent) is connected to the console port, powered up, and is configured for 9600 baud, 8 data bits, 1 stop bit, no parity, with flow control set to none. You have selected passwords for access control. Captive i...
u-boot=> uart_test uart3 9600 48656C6C6F2C2055415254210Atrying to uclass_get_device_by_name: serial@30880000...device_probe: udevice->name: serial@30880000device_probe: udevice->name: spba-bus@30800000device_probe: udevice->name: uart3grp...
#defineUART_BAUDRATE9600 #defineUART_PORT3 #defineUARTUSART3 #defineUART_IRQUSART3_IRQn #defineUART_IRQ_FUNUSART3_IRQHandler #if(UART_PORT==3) #defineUART_GPIO_CmdRCC_APB2PeriphClockCmd #defineUART_GPIO_CLKRCC_APB2Periph_GPIOB #defineUART_AFIO_CmdRCC_APB2PeriphClockCmd ...