온도 측정 커맨드 변경

- 기존 mso?: Piezo TX/RX 전원 관리하지 않고 온도 측정만 담당
- 변경 mst?: Piezo TX/RX Active -> TMP235 온도 측정 -> Piezo TX/RX Sleep 자체 처리

project/ble_peripheral/ble_app_bladder_patch/command/cmd_table.c

@@ -39,7 +39,7 @@ static const CmdEntry m_cmd_table[] = {
 
     /* C. Sensor measurement */
     { "msn?", true, Cmd_msn },
-    { "mso?", true, Cmd_mso },
+    { "mst?", true, Cmd_mst },
     { "msp?", true, Cmd_msp },
     { "msi?", true, Cmd_msi },
 

project/ble_peripheral/ble_app_bladder_patch/command/handlers/cmd_sensor.c

@@ -26,15 +26,35 @@ int Cmd_msn(const ParsedCmd *cmd)
 }
 
 /*==============================================================================
- * mso? -> rso:  TMP235-Q1 temperature sensor measurement
+ * mst? -> rso:  Temperature with piezo power cycle
  *
- * Request:  [TAG 4B "mso?"] [CRC 2B]
+ * Request:  [TAG 4B "mst?"] [CRC 2B]
- * Response: rso: + temperature (sent from tmp235_q1.c callback)
+ * Response: [TAG 4B "rso:"] [temp_x100 2B BE] [CRC 2B]
+ *
+ * TMP235 shares the piezo TX/RX power rail. This command handles the full
+ * sequence: power ON -> measure -> power OFF, so the caller doesn't need
+ * to send mpa?/mpb? separately.
+ * Response is sent from the TMP235 SAADC callback (tmp235_voltage_handler).
  *============================================================================*/
-int Cmd_mso(const ParsedCmd *cmd)
+int Cmd_mst(const ParsedCmd *cmd)
 {
+    uint32_t timeout_cnt;
     (void)cmd;
+
+    if (!dr_piezo_is_power_on())
+    {
+        dr_piezo_power_on();
+    }
+
+    tmp235_saadc_done = false;
     tmp235_voltage_level_meas();
+    for (timeout_cnt = 0; !tmp235_saadc_done && timeout_cnt < 100; timeout_cnt++)
+    {
+        dr_sd_delay_ms(1);
+    }
+
+    dr_piezo_power_off();
+
     return 1;
 }
 

project/ble_peripheral/ble_app_bladder_patch/command/handlers/cmd_sensor.h

@@ -7,7 +7,7 @@
 #include "parser.h"
 
 int Cmd_msn(const ParsedCmd *cmd);   /* msn? -> rsn:  battery ADC measurement */
-int Cmd_mso(const ParsedCmd *cmd);   /* mso? -> rso:  TMP235 temperature reading */
+int Cmd_mst(const ParsedCmd *cmd);   /* mst? -> rso:  TMP235 with piezo power cycle */
 int Cmd_msp(const ParsedCmd *cmd);   /* msp? -> rsp:  IMU 6-axis single read */
 int Cmd_msi(const ParsedCmd *cmd);   /* msi? -> rsi:  IMU streaming start */