Small interface corrections

sa_cmd.c

@@ -273,8 +273,14 @@ VNA_SHELL_FUNCTION(cmd_if)
     return;
   } else {
     int a = my_atoi(argv[0]);
+#ifdef __SI4432__
     if (a!= 0 &&( a < 433000000 || a>435000000))
       goto usage;
+#endif
+#ifdef __SI4463__
+    if (a!= 0 &&( a < 977000000 || a>980000000))
+      goto usage;
+#endif
     setting.auto_IF = false;
     set_IF(a);
   }

si4432.c

@@ -1435,9 +1435,9 @@ void SI4463_start_tx(uint8_t CHANNEL)
   {
     uint8_t data[] =
     {
-     0x11, 0x22, 0x04, 0x00,
+     0x11, 0x22, 0x04, 0x00,        // PA_MODE
-     0x05,  // Fine PA mode and switched current PA
+     0x08,  // Coarse PA mode and class E PA
-     SI4463_output_level,  // Level
+     (uint8_t)SI4463_output_level,  // Level
      0x00,  // Duty
      0x00   // Ramp
     };