| | |
| | | protected static byte[] creatHead4Upgrade(String rtuAddr, String preCode, String sufCode)throws Exception { |
| | | byte[] bsHead = new byte[12] ; |
| | | byte index = 0 ; |
| | | bsHead[index] = ProtocolConstantV206V1.P_Head_Byte ; |
| | | bsHead[index] = ProtocolConstantV206V1.UG_P_Head_Byte ; |
| | | |
| | | index++ ; |
| | | bsHead[index] = 0 ;//帧长度 |
| | |
| | | bsHead[index] = 0 ;//帧长度 |
| | | |
| | | index++ ; |
| | | bsHead[index] = ProtocolConstantV206V1.P_Head_Byte ; |
| | | bsHead[index] = ProtocolConstantV206V1.UG_P_Head_Byte ; |
| | | |
| | | index++ ; |
| | | bsHead[index] = ByteUtil.hex2Bytes(preCode)[0]; //功能码域 |