Another IC-PW2 try

rigs/icom/frame.c

@@ -347,7 +347,12 @@ again2:
     }
 
     // IC-PW2 was sending fe fe 94 aa 1c 03
-    if (sendbuf[3] != buf[2] && buf[3] != 0xaa && buf[2] != 0xaa && buf[3] != 0xe0)
+    if (buf[3] == 0xaa)
+    {
+        goto again2;
+    }
+
+    if (sendbuf[3] != buf[2])
     {
         rig_debug(RIG_DEBUG_VERBOSE, "%s: unknown async?  read again\n", __func__);
         hl_usleep(100);