Fix TT599 set bandwidth to return control to bandwidth knob

https://github.com/Hamlib/Hamlib/issues/1055

rigs/tentec/orion.c

@@ -658,12 +658,27 @@ int tt565_set_mode(RIG *rig, vfo_t vfo, rmode_t mode, pbwidth_t width)
 
     ttreceiver = which_receiver(rig, vfo);
 
-    SNPRINTF(mdbuf, sizeof(mdbuf), "*R%cM%c" EOM "*R%cF%d" EOM,
-             ttreceiver,
-             ttmode,
-             ttreceiver,
-             (int)width
-            );
+
+    if (rig->caps->rig_model == RIG_MODEL_TT599)
+    {
+        // Additional R%CF0 puts bandwidth control back to bandwidth knob
+        SNPRINTF(mdbuf, sizeof(mdbuf), "*R%cM%c" EOM "*R%cF%d" EOM "R%cF0" EOM,
+                 ttreceiver,
+                 ttmode,
+                 ttreceiver,
+                 (int)width,
+                 ttreceiver
+                );
+    }
+    else
+    {
+        SNPRINTF(mdbuf, sizeof(mdbuf), "*R%cM%c" EOM "*R%cF%d" EOM,
+                 ttreceiver,
+                 ttmode,
+                 ttreceiver,
+                 (int)width
+                );
+    }
 
     retval = write_block(&rs->rigport, (unsigned char *) mdbuf, strlen(mdbuf));
 

rigs/tentec/orion.h

@@ -36,7 +36,7 @@
 
 #define TRUE	1
 #define FALSE	0
-#define TT565_BUFSIZE 16
+#define TT565_BUFSIZE 32
 
 /**
  * \brief Memory capability
@@ -414,7 +414,7 @@ const struct rig_caps tt599_caps = {
 RIG_MODEL(RIG_MODEL_TT599),
 .model_name = "TT-599 Eagle",
 .mfg_name =  "Ten-Tec",
-.version =  BACKEND_VER ".0",
+.version =  BACKEND_VER ".1",
 .copyright =  "LGPL",
 .status =  RIG_STATUS_STABLE,
 .rig_type =  RIG_TYPE_TRANSCEIVER,