- Piezo 6ch 측정 + 센서(배터리, IMU, 온도) 측정: mbb 명령어 추가

- Flash Memory Piezo 측정 파라미터 추가

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

project/ble_peripheral/ble_app_bladder_patch/fstorage.c

@@ -63,7 +63,7 @@
 #define CONFIG_REC_KEY  (0x7010)
 
 /* 매직 넘버: 플래시에 저장된 데이터가 유효한 설정인지 판별하는 데 사용 */
-#define CONFIG_MAGIC_NUMBER_VALUE          (0x20231226)
+#define CONFIG_MAGIC_NUMBER_VALUE          (0x20260318)
 
 /* 전역 설정 데이터 구조체 인스턴스 */
 config_data_t m_config;
@@ -118,12 +118,15 @@ void fds_default_value_set(void)
 	/* Reset status */
 	m_config.reset_status = reset_status_dflt;
 
-	/* Measurement parameters */
-	m_config.pd_adc_cnt  = 8;
-	m_config.pd_delay_us = 8000;
-
 	/* Device usage count */
 	m_config.life_cycle  = 0;
+
+	/* 피에조 캡처 파라미터 기본값 */
+	m_config.piezo_freq_option = 1;      /* 2.1MHz */
+	m_config.piezo_delay_us    = 10;     /* 버스트 후 10us */
+	m_config.piezo_num_samples = 100;    /* 100샘플 */
+	m_config.piezo_cycles      = 7;      /* 7사이클 */
+	m_config.piezo_averaging   = 5;      /* 5회 평균화 */
 }
 
 
@@ -209,7 +212,8 @@ static void wait_for_fds_ready( void )
         nrf_pwr_mgmt_run();
         nrf_delay_ms(1);
         timeout++;
-        if (timeout > 3000) {  /* 3 second timeout */
+        if (timeout > 3000)  /* 3 second timeout */
+        {
             DBG_PRINTF("[FDS] TIMEOUT!\r\n");
             break;
         }
@@ -245,7 +249,8 @@ void config_load( void )
     DBG_PRINTF("[FDS] find rc=%u\r\n", rc);
 
     /* FDS may not be fully ready yet - retry before writing defaults */
-    if (rc != NRF_SUCCESS && cfg_retry < 10) {
+    if (rc != NRF_SUCCESS && cfg_retry < 10)
+    {
         cfg_retry++;
         DBG_PRINTF("[FDS] retry %u/10\r\n", cfg_retry);
         nrf_delay_ms(100);
@@ -259,7 +264,8 @@ void config_load( void )
 
         /* Open the record and read its contents. */
         rc = fds_record_open(&desc, &config);
-        if (rc != NRF_SUCCESS) {
+        if (rc != NRF_SUCCESS)
+        {
             /* CRC error or corrupt record - delete and use defaults */
             DBG_PRINTF("[FDS] open ERR=%u, deleting\r\n", rc);
             (void)fds_record_delete(&desc);
@@ -275,8 +281,7 @@ void config_load( void )
         rc = fds_record_close(&desc);
         APP_ERROR_CHECK(rc);
 
-        DBG_PRINTF("[FDS] magic=0x%08X (expect 0x%08X)\r\n",
-                   m_config.magic_number, CONFIG_MAGIC_NUMBER_VALUE);
+        DBG_PRINTF("[FDS] magic=0x%08X (expect 0x%08X)\r\n", m_config.magic_number, CONFIG_MAGIC_NUMBER_VALUE);
 
         if( m_config.magic_number != (uint32_t)CONFIG_MAGIC_NUMBER_VALUE )
         { // first init
@@ -315,14 +320,18 @@ void config_load( void )
 
         fds_flag_write = true;
         rc = fds_record_write(&desc, &m_dummy_record);
-        if (rc != NRF_SUCCESS) {
+        
+        if (rc != NRF_SUCCESS)
+        {
             DBG_PRINTF("[FDS] Write ERR=%u\r\n", rc);
             fds_flag_write = false;
         }
+
         while( fds_flag_write )
         {
             nrf_pwr_mgmt_run();
         }
+
         if( (rc != NRF_SUCCESS) && (rc == FDS_ERR_NO_SPACE_IN_FLASH) )
         {
             rc = fds_gc();
@@ -332,6 +341,7 @@ void config_load( void )
         {
             APP_ERROR_CHECK(rc);
         }
+
         NRF_LOG_FLUSH();
         goto cfg_load_start;
     }
@@ -362,15 +372,19 @@ void config_save( void )
     DBG_PRINTF("[CFG_SAVE] start\r\n");
 
     /* Wait for any previous FDS operation to complete */
-    if (fds_flag_write) {
+    if (fds_flag_write)
+    {
         uint32_t wait_cnt = 0;
+
         DBG_PRINTF("[CFG_SAVE] waiting for prev FDS op...\r\n");
-        while (fds_flag_write && wait_cnt < 3000) {
+        while (fds_flag_write && wait_cnt < 3000)
+        {
             nrf_pwr_mgmt_run();
             nrf_delay_ms(1);
             wait_cnt++;
         }
-        if (fds_flag_write) {
+        if (fds_flag_write)
+        {
             DBG_PRINTF("[CFG_SAVE] TIMEOUT! forcing flag clear\r\n");
             fds_flag_write = false;
         }
@@ -391,6 +405,7 @@ void config_save( void )
         fds_flag_write = true;
         rc = fds_record_update(&desc, &m_dummy_record);
         DBG_PRINTF("[CFG_SAVE] update rc=%u\r\n", rc);
+
         if( rc == FDS_ERR_NO_SPACE_IN_FLASH )
         {
             fds_flag_write = false;
@@ -400,6 +415,7 @@ void config_save( void )
             rc = fds_record_update(&desc, &m_dummy_record);
             DBG_PRINTF("[CFG_SAVE] retry rc=%u\r\n", rc);
         }
+
         if( rc != NRF_SUCCESS )
         {
             DBG_PRINTF("[CFG_SAVE] FAIL rc=%u\r\n", rc);
@@ -412,6 +428,7 @@ void config_save( void )
         fds_flag_write = true;
         rc = fds_record_write(&desc, &m_dummy_record);
         DBG_PRINTF("[CFG_SAVE] write rc=%u\r\n", rc);
+        
         if( rc != NRF_SUCCESS )
         {
             DBG_PRINTF("[CFG_SAVE] FAIL rc=%u\r\n", rc);