LSCnetReadAsync 方法 (String, UInt16) |
从PLC的指定地址读取原始的字节数据信息,地址示例:MB100, MW100, MD100, 如果输入了M100等同于MB100
Read the original byte data information from the designated address of the PLC.
Examples of addresses: MB100, MW100, MD100, if the input M100 is equivalent to MB100
命名空间:
HslCommunication.Profinet.LSIS
程序集:
HslCommunication (在 HslCommunication.dll 中) 版本:12.1.2.0 (12.1.2.0)
语法 public override Task<OperateResult<byte[]>> ReadAsync(
string address,
ushort length
)
Public Overrides Function ReadAsync (
address As String,
length As UShort
) As Task(Of OperateResult(Of Byte()))
public:
virtual Task<OperateResult<array<unsigned char>^>^>^ ReadAsync(
String^ address,
unsigned short length
) override
abstract ReadAsync :
address : string *
length : uint16 -> Task<OperateResult<byte[]>>
override ReadAsync :
address : string *
length : uint16 -> Task<OperateResult<byte[]>>
参数
- address
- 类型:SystemString
PLC的地址信息,例如 M100, MB100, MW100, MD100 - length
- 类型:SystemUInt16
读取的长度信息
返回值
类型:
TaskOperateResultByte返回是否读取成功的结果对象
实现
IReadWriteNetReadAsync(String, UInt16)IReadWriteNetReadAsync(String, UInt16)备注
地址类型支持 P,M,L,K,F,T,C,D,R,I,Q,W, 支持携带站号的形式,例如 s=2;MW100
参见