Added IC-756 Pro. Tested UI and back-end response with 7300 and fake

RigID reply.

rigcommander.cpp

@@ -2855,6 +2855,22 @@ void rigCommander::determineRigCaps()
             rigCaps.bands.insert(rigCaps.bands.end(), standardVU.begin(), standardVU.end());
             rigCaps.bands.push_back(bandGen);
             break;
+        case model756pro:
+            rigCaps.modelName = QString("IC-756 Pro");
+            rigCaps.hasSpectrum = false;
+            rigCaps.inputs.clear();
+            rigCaps.hasLan = false;
+            rigCaps.hasEthernet = false;
+            rigCaps.hasWiFi = false;
+            rigCaps.hasATU = true;
+            rigCaps.preamps.push_back('\x01');
+            rigCaps.preamps.push_back('\x02');
+            rigCaps.attenuators.insert(rigCaps.attenuators.end(),{ '\x06' , '\x12', '\x18'});
+            rigCaps.antennas = {0x00, 0x01};
+            rigCaps.bands = standardHF;
+            rigCaps.bands.push_back(bandGen);
+            rigCaps.bsr[bandGen] = 0x11;
+            break;
         case model756proiii:
             rigCaps.modelName = QString("IC-756 Pro III");
             rigCaps.hasSpectrum = false;
@@ -2863,7 +2879,6 @@ void rigCommander::determineRigCaps()
             rigCaps.hasEthernet = false;
             rigCaps.hasWiFi = false;
             rigCaps.hasATU = true;
-            rigCaps.attenuators.push_back('\x20');
             rigCaps.preamps.push_back('\x01');
             rigCaps.preamps.push_back('\x02');
             rigCaps.attenuators.insert(rigCaps.attenuators.end(),{ '\x06' , '\x12', '\x18'});

rigidentities.cpp

@@ -55,6 +55,9 @@ model_kind determineRadioModel(unsigned char rigID)
         case model756proiii:
             rig = model756proiii;
             break;
+        case model756pro:
+            rig = model756pro;
+            break;
         default:
             rig = modelUnknown;
             break;

rigidentities.h

@@ -26,7 +26,8 @@ enum model_kind {
     model9700 = 0xA2,
     model705 = 0xA4,
     model706 = 0x58,
-    model756proiii = 0x6e,
+    model756pro = 0x5C,
+    model756proiii = 0x6E,
     model910h = 0x60,
     modelUnknown = 0xFF
 };