From 8684f83d352e01effbe08cacaccb264d4d368575 Mon Sep 17 00:00:00 2001
From: Ivan Muratov <binakot@gmail.com>
Date: Fri, 14 Jul 2017 09:48:16 +0300
Subject: Change signed byte to unsidned for tag value of movement speed.

---
 src/org/traccar/protocol/Arnavi4ProtocolDecoder.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/org/traccar/protocol/Arnavi4ProtocolDecoder.java b/src/org/traccar/protocol/Arnavi4ProtocolDecoder.java
index 539f6d35c..4422ff4a6 100644
--- a/src/org/traccar/protocol/Arnavi4ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Arnavi4ProtocolDecoder.java
@@ -79,7 +79,7 @@ public class Arnavi4ProtocolDecoder extends BaseProtocolDecoder {
                     position.setAltitude(buf.readUnsignedByte() * 10.0);
                     byte satellites = buf.readByte();
                     position.set(Position.KEY_SATELLITES, satellites & 0x0F + (satellites >> 4) & 0x0F); // gps+glonass
-                    position.setSpeed(buf.readByte() * 1.852);
+                    position.setSpeed(buf.readUnsignedByte() * 1.852);
                     break;
 
                 default:
-- 
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