| MelsecA3CNetHelperReadAsync 方法  | 
 
            批量读取PLC的数据,以字为单位,支持读取X,Y,M,S,D,T,C,具体的地址范围需要根据PLC型号来确认
            
 
        命名空间: 
     HslCommunication.Profinet.Melsec.Helper
        程序集:
     HslCommunication (在 HslCommunication.dll 中) 版本:12.5.1.0 (12.5.1.0)
 语法
语法public static Task<OperateResult<byte[]>> ReadAsync(
	IReadWriteA3C plc,
	string address,
	ushort length
)
Public Shared Function ReadAsync ( 
	plc As IReadWriteA3C,
	address As String,
	length As UShort
) As Task(Of OperateResult(Of Byte()))
public:
static Task<OperateResult<array<unsigned char>^>^>^ ReadAsync(
	IReadWriteA3C^ plc, 
	String^ address, 
	unsigned short length
)
static member ReadAsync : 
        plc : IReadWriteA3C * 
        address : string * 
        length : uint16 -> Task<OperateResult<byte[]>> 
参数
- plc
- 类型:HslCommunication.Profinet.Melsec.HelperIReadWriteA3C
 PLC设备通信对象
- address
- 类型:SystemString
 地址信息
- length
- 类型:SystemUInt16
 数据长度
返回值
类型:
TaskOperateResultByte读取结果信息
 参见
参见