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-rw-r--r--src/main/java/org/traccar/protocol/T800xProtocolDecoder.java9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/main/java/org/traccar/protocol/T800xProtocolDecoder.java b/src/main/java/org/traccar/protocol/T800xProtocolDecoder.java
index 7f7873e50..d56826cd9 100644
--- a/src/main/java/org/traccar/protocol/T800xProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/T800xProtocolDecoder.java
@@ -232,6 +232,11 @@ public class T800xProtocolDecoder extends BaseProtocolDecoder {
return null;
}
+ private double decodeBleTemp(ByteBuf buf) {
+ int value = buf.readUnsignedShort();
+ return (BitUtil.check(value, 15) ? -BitUtil.to(value, 15) : BitUtil.to(value, 15)) * 0.01;
+ }
+
private Position decodeBle(
Channel channel, DeviceSession deviceSession, ByteBuf buf, int type, int index, ByteBuf imei) {
@@ -281,7 +286,7 @@ public class T800xProtocolDecoder extends BaseProtocolDecoder {
position.set("tag" + i + "Id", ByteBufUtil.hexDump(buf.readSlice(6)));
position.set("tag" + i + "Battery", buf.readUnsignedByte() * 0.01 + 2);
buf.readUnsignedByte(); // battery level
- position.set("tag" + i + "Temp", buf.readUnsignedShort() * 0.01);
+ position.set("tag" + i + "Temp", decodeBleTemp(buf));
position.set("tag" + i + "Humidity", buf.readUnsignedShort() * 0.01);
position.set("tag" + i + "LightSensor", buf.readUnsignedShort());
position.set("tag" + i + "Rssi", buf.readUnsignedByte() - 128);
@@ -290,7 +295,7 @@ public class T800xProtocolDecoder extends BaseProtocolDecoder {
position.set("tag" + i + "Id", ByteBufUtil.hexDump(buf.readSlice(6)));
position.set("tag" + i + "Battery", buf.readUnsignedByte() * 0.01 + 2);
buf.readUnsignedByte(); // battery level
- position.set("tag" + i + "Temp", buf.readUnsignedShort() * 0.01);
+ position.set("tag" + i + "Temp", decodeBleTemp(buf));
position.set("tag" + i + "Door", buf.readUnsignedByte() > 0);
position.set("tag" + i + "Rssi", buf.readUnsignedByte() - 128);
break;