| | |
| | | package apacheplc4x |
| | | |
| | | import ( |
| | | "apsClient/conf" |
| | | "apsClient/pkg/logx" |
| | | "context" |
| | | "errors" |
| | |
| | | |
| | | func readHoldingRegisterSingle(connection plc4go.PlcConnection, address int) ([]byte, error) { |
| | | tag := fmt.Sprintf("tag:%v", address) |
| | | tagAddress := fmt.Sprintf("holding-register:%d:UINT", address) |
| | | tagAddress := getTagAddress(address) |
| | | |
| | | // 读模式 |
| | | readRequest, err := connection.ReadRequestBuilder().AddTagAddress(tag, tagAddress).Build() |
| | |
| | | |
| | | func readHoldingRegisterList(connection plc4go.PlcConnection, address, length int) ([]byte, error) { |
| | | tag := fmt.Sprintf("tag:%v:%v", address, length) |
| | | tagAddress := fmt.Sprintf("holding-register:%d:UINT[%d]", address, length) |
| | | tagAddress := getTagAddress(address) |
| | | |
| | | // 读模式 |
| | | readRequest, err := connection.ReadRequestBuilder().AddTagAddress(tag, tagAddress).Build() |
| | |
| | | // 执行 |
| | | readResult := <-readRequest.Execute() |
| | | if err := readResult.GetErr(); err != nil { |
| | | logx.Errorf("execting read-request:%s\n", err.Error()) |
| | | logx.Errorf("plc4x execute read-request:%s\n", err.Error()) |
| | | return nil, err |
| | | } |
| | | |
| | | // 判断响应码是否正确 |
| | | if readResult.GetResponse().GetResponseCode(tag) != apiModel.PlcResponseCode_OK { |
| | | logx.Errorf("error an non-ok return code: %s", readResult.GetResponse().GetResponseCode(tag).GetName()) |
| | | logx.Errorf("plc4x response error code: %s", readResult.GetResponse().GetResponseCode(tag).GetName()) |
| | | return nil, errors.New("error code: " + readResult.GetResponse().GetResponseCode(tag).GetName()) |
| | | } |
| | | |
| | |
| | | return readHoldingRegisterSingle(connection, address) |
| | | } |
| | | |
| | | func getTagAddress(address int) string { |
| | | intType := conf.Conf.PLC.ModbusIntType |
| | | if intType == "" { |
| | | intType = "DINT" |
| | | } |
| | | return fmt.Sprintf("holding-register:%d:%v", address, intType) |
| | | } |
| | | |
| | | func WriteHoldingRegister(ipAddr string, address int, value any) (string, error) { |
| | | connection, err := GetModbusConnection(ipAddr) |
| | | dealErr(err, ipAddr) |
| | |
| | | } |
| | | defer connection.Close() |
| | | tag := fmt.Sprintf("tag:%v:w", address) |
| | | tagAddress := fmt.Sprintf("holding-register:%d:UINT", address) |
| | | tagAddress := getTagAddress(address) |
| | | |
| | | // 写模式 |
| | | writeRequest, err := connection.WriteRequestBuilder().AddTagAddress(tag, tagAddress, value).Build() |
| | | if err != nil { |
| | | logx.Errorf("preparing read-request:%s\n", err.Error()) |
| | | logx.Errorf("plc4x preparing read-request:%s\n", err.Error()) |
| | | return "", err |
| | | } |
| | | |
| | | // 执行 |
| | | writeResult := <-writeRequest.Execute() |
| | | if err := writeResult.GetErr(); err != nil { |
| | | logx.Errorf("execting read-request:%s\n", err.Error()) |
| | | logx.Errorf("plc4x execute write-request:%s\n", err.Error()) |
| | | return "", err |
| | | } |
| | | |
| | | // 判断响应码是否正确 |
| | | if writeResult.GetResponse().GetResponseCode(tag) != apiModel.PlcResponseCode_OK { |
| | | logx.Errorf("error an non-ok return code: %s", writeResult.GetResponse().GetResponseCode(tag).GetName()) |
| | | logx.Errorf("plc4x response error code: %s", writeResult.GetResponse().GetResponseCode(tag).GetName()) |
| | | return "", errors.New("error code: " + writeResult.GetResponse().GetResponseCode(tag).GetName()) |
| | | } |
| | | |