From 056f2eb7d5f9d70c95a637d99a87bb83e9aa6d0b Mon Sep 17 00:00:00 2001
From: MX <10697207+xMasterX@users.noreply.github.com>
Date: Sat, 4 Mar 2023 00:24:56 +0300
Subject: [PATCH] Return frequency check

---
 applications/main/subghz/helpers/subghz_types.h |  1 +
 applications/main/subghz/subghz_i.c             | 11 +++++++++++
 2 files changed, 12 insertions(+)

diff --git a/applications/main/subghz/helpers/subghz_types.h b/applications/main/subghz/helpers/subghz_types.h
index 9f6648147..3c5982427 100644
--- a/applications/main/subghz/helpers/subghz_types.h
+++ b/applications/main/subghz/helpers/subghz_types.h
@@ -53,6 +53,7 @@ typedef enum {
     SubGhzLoadKeyStateUnknown,
     SubGhzLoadKeyStateOK,
     SubGhzLoadKeyStateParseErr,
+    SubGhzLoadKeyStateOnlyRx,
     SubGhzLoadKeyStateProtocolDescriptionErr,
 } SubGhzLoadKeyState;
 
diff --git a/applications/main/subghz/subghz_i.c b/applications/main/subghz/subghz_i.c
index 62010ed6b..579a16520 100644
--- a/applications/main/subghz/subghz_i.c
+++ b/applications/main/subghz/subghz_i.c
@@ -285,6 +285,11 @@ bool subghz_key_load(SubGhz* subghz, const char* file_path, bool show_dialog) {
             break;
         }
 
+        if(!furi_hal_subghz_is_tx_allowed(temp_data32)) {
+            FURI_LOG_E(TAG, "This frequency can only be used for RX");
+            load_key_state = SubGhzLoadKeyStateOnlyRx;
+            break;
+        }
         subghz->txrx->preset->frequency = temp_data32;
 
         if(!flipper_format_read_string(fff_data_file, "Preset", temp_str)) {
@@ -366,6 +371,12 @@ bool subghz_key_load(SubGhz* subghz, const char* file_path, bool show_dialog) {
         }
         return false;
 
+    case SubGhzLoadKeyStateOnlyRx:
+        if(show_dialog) {
+            subghz_dialog_message_show_only_rx(subghz);
+        }
+        return false;
+
     case SubGhzLoadKeyStateOK:
         return true;