diff --git a/jcpp-app/src/main/java/sanbing/jcpp/app/service/impl/DefaultPileProtocolService.java b/jcpp-app/src/main/java/sanbing/jcpp/app/service/impl/DefaultPileProtocolService.java
index 879a234..f2fa5af 100644
--- a/jcpp-app/src/main/java/sanbing/jcpp/app/service/impl/DefaultPileProtocolService.java
+++ b/jcpp-app/src/main/java/sanbing/jcpp/app/service/impl/DefaultPileProtocolService.java
@@ -263,7 +263,7 @@ public class DefaultPileProtocolService implements PileProtocolService {
         String tradeNo = transactionRecordRequest.getTradeNo();
         String pileCode = transactionRecordRequest.getPileCode();
 
-        // 构造下行计费
+        // 构造下行应答
         DownlinkRequestMessage.Builder downlinkMessageBuilder = createDownlinkMessageBuilder(uplinkQueueMessage, pileCode);
 
         downlinkMessageBuilder.setDownlinkCmd(DownlinkCmdEnum.TRANSACTION_RECORD_ACK.name());
diff --git a/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340LoginAckDLCmd.java b/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340LoginAckDLCmd.java
index 399882b..58b074c 100644
--- a/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340LoginAckDLCmd.java
+++ b/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340LoginAckDLCmd.java
@@ -96,7 +96,7 @@ public class LvnengV340LoginAckDLCmd extends LvnengDownlinkCmdExe {
 
     private void registerSyncTimeTask(TcpSession tcpSession, byte[] pileCodeBytes, LvnengUplinkMessage requestData) {
         tcpSession.addSchedule(SCHEDULE_KEY_AUTO_SYNC_TIME, k -> {
-                    log.info("{} 云快充3.4开始注册定时对时任务", tcpSession);
+            log.info("{} 绿能3.4开始注册定时对时任务", tcpSession);
                     return PROTOCOL_SESSION_SCHEDULED.scheduleAtFixedRate(() ->
                                     syncTime(tcpSession, pileCodeBytes, requestData),
                             0, RandomUtil.randomInt(420, 480), TimeUnit.MINUTES);
diff --git a/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340RealTimeDataULCmd.java b/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340RealTimeDataULCmd.java
index cd95365..fa184c6 100644
--- a/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340RealTimeDataULCmd.java
+++ b/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340RealTimeDataULCmd.java
@@ -67,7 +67,7 @@ public class LvnengV340RealTimeDataULCmd extends LvnengUplinkCmdExe {
         additionalInfo.put("充电枪数量", gunsNum);
 
         //5 充电枪口
-        byte gunCode = byteBuf.readByte();
+        int gunCode = byteBuf.readByte();
         additionalInfo.put("充电枪口", gunCode);
 
         //6 充电枪类型
@@ -272,7 +272,7 @@ public class LvnengV340RealTimeDataULCmd extends LvnengUplinkCmdExe {
         realTimeDataAck(tcpSession, gunCode);
     }
 
-    private void realTimeDataAck(TcpSession tcpSession, byte gunCode) {
+    private void realTimeDataAck(TcpSession tcpSession, int gunCode) {
         ByteBuf pingAckMsgBody = Unpooled.buffer(5);
         pingAckMsgBody.writeShortLE(0);
         pingAckMsgBody.writeShortLE(0);
diff --git a/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340TransactionRecordULCmd.java b/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340TransactionRecordULCmd.java
index 29fbdb4..e1d5c82 100644
--- a/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340TransactionRecordULCmd.java
+++ b/jcpp-protocol-lvneng/src/main/java/sanbing/jcpp/protocol/lvneng/v340/cmd/LvnengV340TransactionRecordULCmd.java
@@ -69,7 +69,7 @@ public class LvnengV340TransactionRecordULCmd extends LvnengUplinkCmdExe {
         additionalInfo.put("充电枪位置类型", gunType);
 
         //5 充电枪口
-        byte gunCode = byteBuf.readByte();
+        int gunCode = byteBuf.readByte();
         additionalInfo.put("充电枪口", gunCode);
 
         //6 卡号