Echo detection is now dynamic so can be changed while running

Async packet is now handled correctly...may be tied to the ANT CI-V port
https://github.com/Hamlib/Hamlib/issues/1575
https://github.com/Hamlib/Hamlib/issues/1587
https://github.com/Hamlib/Hamlib/issues/1588

rigs/icom/frame.c

@@ -306,6 +306,7 @@ read_another_frame:
      * FIXME: handle padding/collisions
      * ACKFRMLEN is the smallest frame we can expect from the rig
      */
+    priv->serial_USB_echo_off = 1;
 again2:
     buf[0] = 0;
     frm_len = read_icom_frame(rp, buf, sizeof(buf));

rigs/icom/ic7100.c

@@ -201,8 +201,8 @@ static const struct icom_priv_caps ic7100_priv_caps =
     .extcmds = ic7100_extcmds,
     .antack_len = 2,
     .ant_count = 2,
-    .x25x26_always = 1,
-    .x25x26_possibly = 0,
+    .x25x26_always = 0,
+    .x25x26_possibly = 1,
     .x1cx03_always = 0,
     .x1cx03_possibly = 1,
     .x1ax03_supported = 1,
@@ -327,7 +327,7 @@ struct rig_caps ic7100_caps =
     RIG_MODEL(RIG_MODEL_IC7100),
     .model_name = "IC-7100",
     .mfg_name =  "Icom",
-    .version =  BACKEND_VER ".7",
+    .version =  BACKEND_VER ".8",
     .copyright =  "LGPL",
     .status =  RIG_STATUS_STABLE,
     .rig_type =  RIG_TYPE_TRANSCEIVER,

rigs/icom/icom.c

@@ -1152,7 +1152,7 @@ retry_open:
         rig_debug(RIG_DEBUG_TRACE, "%s: echo status known, getting frequency\n",
                   __func__);
         rp->retry = 0;
-        rs->current_vfo = icom_current_vfo(rig);
+//        rs->current_vfo = icom_current_vfo(rig);
         // some rigs like the IC7100 still echo when in standby
         // so asking for freq now should timeout if such a rig
         freq_t tfreq;
@@ -1228,7 +1228,7 @@ retry_open:
             rig_get_func(rig, RIG_VFO_CURR, RIG_FUNC_SATMODE, &satmode);
         }
 
-        rs->current_vfo = icom_current_vfo(rig);
+        //rs->current_vfo = icom_current_vfo(rig);
     }
 
 #if 0 // do not do this here -- needs to be done when ranges are requested instead as this is very slow
@@ -8995,6 +8995,7 @@ int icom_process_async_frame(RIG *rig, size_t frame_length,
      */
     switch (frame[4])
     {
+    case C_RD_FREQ:
     case C_SND_FREQ:
     {
         // TODO: The freq length might be less than 4 or 5 bytes on older rigs!

rigs/icom/icom.h

@@ -35,7 +35,7 @@
 #include <sys/time.h>
 #endif
 
-#define BACKEND_VER "20240717"
+#define BACKEND_VER "20240725"
 
 #define ICOM_IS_ID31 rig_is_model(rig, RIG_MODEL_ID31)
 #define ICOM_IS_ID51 rig_is_model(rig, RIG_MODEL_ID51)