Transceiver52M: Enable all warnings and resolve

Mainly basic signed vs unsigned comparisons and intializer ordering.

Signed-off-by: Thomas Tsou <tom@tsou.cc>
diff --git a/Transceiver52M/Transceiver.cpp b/Transceiver52M/Transceiver.cpp
index e5f62bb..7aec64c 100644
--- a/Transceiver52M/Transceiver.cpp
+++ b/Transceiver52M/Transceiver.cpp
@@ -654,7 +654,7 @@
   }
   else if (!strcmp(command,"SETTSC")) {
     // set TSC
-    int TSC;
+    unsigned TSC;
     sscanf(buffer, "%3s %s %d", cmdcheck, command, &TSC);
     if (mOn)
       sprintf(response, "RSP SETTSC 1 %d", TSC);