1.IOCTL_SERIAL_SET_LINE_CONTROL和IOCTL_SERIAL_GET_LINE_CONTROL IOCTL_SERIAL_SET_LINE_CONTROL和IOCTL_SERIAL_GET_LINE_CONTROL是两个IOCTL命令代码,用于设置和获取串口的行控制参数。这些参数包括停止位、数据位和奇偶校验位。 1.1SERIAL_LINE_CONTROL结构体 这两个IOCTL命令都使用SERIAL_LINE_CONTROL结构体来传递...
IOCTL_SERIAL_SET_LINE_CONTROL和IOCTL_SERIAL_GET_LINE_CONTROL是两个IOCTL命令代码,用于设置和获取串口的行控制参数。这些参数包括停止位、数据位和奇偶校验位。 1.1 SERIAL_LINE_CONTROL结构体 这两个IOCTL命令都使用SERIAL_LINE_CONTROL结构体来传递数据。该结构体定义如下: typedef struct _SERIAL_LINE_CONTROL { ...
IOCTL_SERIAL_SET_LINE_CONTROL请求 (LCR) 设置行控制寄存器。 行控件寄存器控制数据大小、停止位数和奇偶校验。
IOCTL_SERIAL_SET_LINE_CONTROL请求 (LCR) 设置行控制寄存器。 行控件寄存器控制数据大小、停止位数和奇偶校验。 若要获取行控制寄存器的值,客户端可以使用IOCTL_SERIAL_GET_LINE_CONTROL请求。 主要代码 IRP_MJ_DEVICE_CONTROL 输入缓冲区 AssociatedIrp.SystemBuffer指向客户端分配的SERIAL_LINE_CONTROL结构,...
The IOCTL_SERIAL_GET_LINE_CONTROL request returns information about the line control set for a serial device. The line control parameters include the number of stop bits, the number of data bits, and the parity.
IOCTL_SERIAL_GET_MODEM_CONTROL和IOCTL_SERIAL_SET_MODEM_CONTROL请求主要用于硬件测试。 没有为调制解调器控制操作定义标准寄存器布局。 使用这些 IOCTL 的外围驱动程序可能会使自身依赖于特定串行控制器的硬件功能。 有关调制解调器控制寄存器的示例布局,请参阅 GitHub 上串行驱动程序示例的 Serial.h 头文件...
IOCTL_SERIAL_SET_HANDFLOW IOCTL IOCTL_SERIAL_SET_LINE_CONTROL IOCTL IOCTL_SERIAL_SET_MODEM_CONTROL IOCTL IOCTL_SERIAL_SET_QUEUE_SIZE IOCTL IOCTL_SERIAL_SET_RTS IOCTL IOCTL_SERIAL_SET_TIMEOUTS IOCTL IOCTL_SERIAL_SET_WAIT_MASK IOCTL IOCTL_SERIAL_SET_XOFF IOCTL IOCTL_SERIAL_SET_XON IOCTL IOCT...
The Status member is set to one of the Generic Status Values for Serial Device Control Requests. A status of STATUS_INVALID_PARAMETER indicates that the specified escape character is the same as the XON (transmit on) or the XOFF (transmit off) character, or that error replacement is enabled...
The Status member is set to one of the Generic Status Values for Serial Device Control Requests. A status of STATUS_INVALID_PARAMETER indicates that the specified escape character is the same as the XON (transmit on) or the XOFF (transmit off) character, or that error replacement is enabled...
...1.1 SERIAL_LINE_CONTROL结构体这两个IOCTL命令都使用SERIAL_LINE_CONTROL结构体来传递数据。...1.2 使用IOCTL_SERIAL_SET_LINE_CONTROL和IOCTL_SERIAL_GET_LINE_CONTROL在驱动程序中,可以使用DeviceIoControl函数来发送这些IOCTL 1.5K00 IOCTL_SERIAL_GET_HANDFLOW...