Add SET_AUX_RELAY (0xB2) to drive RELAY3 site lamp (v1.0.34).

Co-authored-by: Cursor <cursoragent@cursor.com>

Core/Inc/main.h

@@ -27,7 +27,7 @@ extern "C" {
 /* USER CODE BEGIN EC */
 #define FW_VERSION_MAJOR 1
 #define FW_VERSION_MINOR 0
-#define FW_VERSION_PATCH 33
+#define FW_VERSION_PATCH 34
 /* USER CODE END EC */
 
 /* Exported macro ------------------------------------------------------------*/

Core/Inc/serial_control.h

@@ -23,6 +23,7 @@
 // Сервисные команды
 #define CMD_SET_CONFIG          0xB0
 #define CMD_SET_LIGHTING        0xB1
+#define CMD_SET_AUX_RELAY       0xB2 /* RELAY3 / PE10, payload 1 byte 0|1 */
 
 // Перезагрузка для входа в бутлоадер
 #define CMD_DEVICE_RESET		0xB5

Core/Src/serial_handler.c

@@ -67,6 +67,18 @@ void SC_CommandHandler(ReceivedCommand_t* cmd) {
             }
             response_code = RESP_FAILED;
             break;
+        case CMD_SET_AUX_RELAY:
+            if (cmd->argument_length == 1) {
+                uint8_t state = ((uint8_t*)cmd->argument)[0];
+                if (state <= 1) {
+                    RELAY_Write(RELAY3, state);
+                    log_printf(LOG_INFO, "AUX relay RELAY3: %u\n", state);
+                    response_code = RESP_SUCCESS;
+                    break;
+                }
+            }
+            response_code = RESP_FAILED;
+            break;
         case CMD_SET_POWER_LIMIT:
             if (cmd->argument_length == 1) {
                 PSU0.power_limit = ((uint8_t*)cmd->argument)[0] * 1000;