READ MANUAL prompt for unlocking TX

app/menu.c

@@ -47,6 +47,8 @@
 	#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
 #endif
 
+uint8_t gUnlockAllTxConfCnt;
+
 #ifdef ENABLE_F_CAL_MENU
 	void writeXtalFreqCal(const int32_t value, const bool update_eeprom)
 	{
@@ -759,14 +761,13 @@ void MENU_AcceptSetting(void)
 			break;
 
 		case MENU_F_LOCK: {
-			static uint8_t cnt;
 			if(gSubMenuSelection == F_LOCK_NONE) { // select 10 times to enable
-				cnt++;
-				if(cnt < 10)
+				gUnlockAllTxConfCnt++;
+				if(gUnlockAllTxConfCnt < 10)
 					return;
 			}
 			else
-				cnt = 0;
+				gUnlockAllTxConfCnt = 0;
 
 			gSetting_F_LOCK = gSubMenuSelection;
 			break;