THPDFCSCOperationMode Type
THPDFCSCOperationMode = (comSynchronous, comAsynchronous);comSynchronous 期望签名在初始响应中返回，而 comAsynchronous 请求操作模式 A 并轮询返回的响应标识符
THPDFCSCOperationMode = (comSynchronous, comAsynchronous);comSynchronous 期望签名在初始响应中返回，而 comAsynchronous 请求操作模式 A 并轮询返回的响应标识符