From 6f21f2ae717341fb342a30aee01d0a64d5a58427 Mon Sep 17 00:00:00 2001
From: Pawel Jalocha <Pawel.Jalocha@gmail.com>
Date: Sat, 27 Mar 2021 18:04:21 +0000
Subject: [PATCH] Properly limit TxPower entry

---
 main/parameters.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/main/parameters.h b/main/parameters.h
index 78e0c08..3fae42f 100644
--- a/main/parameters.h
+++ b/main/parameters.h
@@ -501,6 +501,8 @@ uint16_t StratuxPort;
     Line[Len++]=HexDigit(AcftType);
     Len+=Format_String(Line+Len, ",FreqPlan=");
     Line[Len++]='0'+FreqPlan;
+    Len+=Format_String(Line+Len, ",TxPower=");
+    Len+=Format_SignDec(Line+Len, (int16_t)TxPower);
     Len+=NMEA_AppendCheckCRNL(Line, Len);
     Line[Len]=0; return Len; }
 
@@ -631,6 +633,7 @@ uint16_t StratuxPort;
       RFchipTypeHW=HW; }
     if(strcmp(Name, "TxPower")==0)
     { int32_t Power=0; if(Read_Int(Power, Value)<=0) return 0;
+      if(Power<(-32)) Power=(-32); else if(Power>31) Power=31;
       TxPower=Power; return 1; }
     if(strcmp(Name, "PPSdelay")==0)
     { uint32_t Delay=0; if(Read_Int(Delay, Value)<=0) return 0;