From bbe823785e44f1086fa160f01715eba968dc8c0f Mon Sep 17 00:00:00 2001
From: liurunyu <lry9898@163.com>
Date: 星期一, 02 十二月 2024 16:16:47 +0800
Subject: [PATCH] 修改升级协议数据中CRC验证赋值部分
---
pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/mw/protocol/p206V2/parse/global/GlCreate.java | 19 ++++++++++++-------
1 files changed, 12 insertions(+), 7 deletions(-)
diff --git a/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/mw/protocol/p206V2/parse/global/GlCreate.java b/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/mw/protocol/p206V2/parse/global/GlCreate.java
index cd7bcee..eb37b70 100644
--- a/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/mw/protocol/p206V2/parse/global/GlCreate.java
+++ b/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/mw/protocol/p206V2/parse/global/GlCreate.java
@@ -1,5 +1,6 @@
package com.dy.common.mw.protocol.p206V2.parse.global;
+import com.dy.common.mw.protocol.p206V1.ProtocolConstantV206V1;
import com.dy.common.mw.protocol.p206V2.ProtocolConstantV206V2;
import com.dy.common.util.*;
@@ -56,12 +57,13 @@
public static void createLen4PUg(byte[] bytes) throws Exception {
int len = bytes.length - 4;
- byte[] bs = ByteUtil.int2BCD_LE(len) ;
+ byte[] bs = ByteUtil.short2Bytes_LE((short)len) ;
if(bs != null && bs.length == 1){
- bytes[1] = bs[0] ;
+ bytes[1] = 0 ;
+ bytes[2] = bs[0] ;
}else if(bs != null && bs.length > 1){
- bytes[1] = bs[0] ;
- bytes[2] = bs[1] ;
+ bytes[1] = bs[1] ;
+ bytes[2] = bs[0] ;
}
}
@@ -93,10 +95,13 @@
}
public static byte[] createCrcTail4Ug(byte[] bsNoTail) throws Exception {
- int crc = new CRC16().CRC(bsNoTail, 0, bsNoTail.length -1) ;
+ int crc = new CRC16().CRC16_table(bsNoTail, 0, bsNoTail.length -1) ;
+ byte[] crcBs = new byte[4] ;
+ ByteUtil.int2Bytes_BE(crcBs, crc, 0);
byte[] bytes = new byte[ProtocolConstantV206V2.UG_lenTail] ;
- ByteUtilUnsigned.short2Bytes_BE(bytes, crc, 0);
- bytes[2] = ProtocolConstantV206V2.P_Tail_Byte ;
+ bytes[0] = crcBs[2] ;
+ bytes[1] = crcBs[3] ;
+ bytes[2] = ProtocolConstantV206V1.P_Tail_Byte ;
return bytes ;
}
}
--
Gitblit v1.8.0