diff --git a/Auto_Seat.ino b/Auto_Seat.ino
index 35bc98e..405bf97 100644
--- a/Auto_Seat.ino
+++ b/Auto_Seat.ino
@@ -583,26 +583,26 @@ void printStatus(const __FlashStringHelper *tag) {
   Serial.print(tag);
   Serial.println(F("]"));
   printUptime();
-  printNamedInt(F("raw"), parkingRawValue);
-  printNamedBool(F("ig"), ignitionState == HIGH);
-  printNamedBool(F("p"), parkingState == HIGH);
-  printNamedBool(F("rawDrive"), getRawDriveMode() == HIGH);
-  printNamedBool(F("confirmedDrive"), confirmedDriveMode == HIGH);
-  printNamedLong(F("currentMs"), currentPosMs);
-  printNamedLong(F("targetMs"), targetPosMs);
+  printNamedInt(F("parkingRawValue"), parkingRawValue);
+  printNamedBool(F("ignition"), ignitionState == HIGH);
+  printNamedBool(F("parking"), parkingState == HIGH);
+  printNamedBool(F("rawDriveMode"), getRawDriveMode() == HIGH);
+  printNamedBool(F("confirmedDriveMode"), confirmedDriveMode == HIGH);
+  printNamedLong(F("currentPositionMs"), currentPosMs);
+  printNamedLong(F("targetPositionMs"), targetPosMs);
   printNamedInt(F("savedPositionMs"), storedSeatPositionMs);
-  printNamedInt(F("hardLimitMs"), SEAT_HARD_LIMIT_UP_MS);
-  printNamedInt(F("requestedRelay"), requestedSeatAction);
-  printNamedInt(F("actualRelay"), currentSeatAction);
+  printNamedInt(F("hardLimitPositionMs"), SEAT_HARD_LIMIT_UP_MS);
+  printNamedInt(F("requestedRelayAction"), requestedSeatAction);
+  printNamedInt(F("actualRelayAction"), currentSeatAction);
   printNamedBool(F("manualMode"), manualMode);
   printNamedBool(F("stabilizing"), isStabilizing);
   Serial.print(F("useCount="));
   Serial.print(useCount);
   Serial.print(F("/"));
   Serial.println(USES_BEFORE_AUTO_CALIBRATION);
-  printNamedBool(F("autoPending"), autoCalibrationPending);
-  printNamedBool(F("forceCal"), forceCalibration);
-  printNamedInt(F("autoCalState"), autoCalibrationState);
+  printNamedBool(F("autoCalibrationPending"), autoCalibrationPending);
+  printNamedBool(F("forceCalibration"), forceCalibration);
+  printNamedInt(F("autoCalibrationState"), autoCalibrationState);
   printAutoCalibrationDelayStatus();
 }
 
@@ -610,26 +610,26 @@ void printDebugLine() {
   Serial.println();
   Serial.println(F("[DEBUG]"));
   printUptime();
-  printNamedInt(F("raw"), parkingRawValue);
-  printNamedBool(F("ig"), ignitionState == HIGH);
-  printNamedBool(F("p"), parkingState == HIGH);
-  printNamedBool(F("rawDrive"), getRawDriveMode() == HIGH);
-  printNamedBool(F("confirmedDrive"), confirmedDriveMode == HIGH);
-  printNamedLong(F("currentMs"), currentPosMs);
-  printNamedLong(F("targetMs"), targetPosMs);
-  printNamedInt(F("savedMs"), storedSeatPositionMs);
-  printNamedInt(F("hardLimitMs"), SEAT_HARD_LIMIT_UP_MS);
-  printNamedInt(F("requestedRelay"), requestedSeatAction);
-  printNamedInt(F("actualRelay"), currentSeatAction);
-  printNamedBool(F("manual"), manualMode);
+  printNamedInt(F("parkingRawValue"), parkingRawValue);
+  printNamedBool(F("ignition"), ignitionState == HIGH);
+  printNamedBool(F("parking"), parkingState == HIGH);
+  printNamedBool(F("rawDriveMode"), getRawDriveMode() == HIGH);
+  printNamedBool(F("confirmedDriveMode"), confirmedDriveMode == HIGH);
+  printNamedLong(F("currentPositionMs"), currentPosMs);
+  printNamedLong(F("targetPositionMs"), targetPosMs);
+  printNamedInt(F("savedPositionMs"), storedSeatPositionMs);
+  printNamedInt(F("hardLimitPositionMs"), SEAT_HARD_LIMIT_UP_MS);
+  printNamedInt(F("requestedRelayAction"), requestedSeatAction);
+  printNamedInt(F("actualRelayAction"), currentSeatAction);
+  printNamedBool(F("manualMode"), manualMode);
   printNamedBool(F("stabilizing"), isStabilizing);
   Serial.print(F("useCount="));
   Serial.print(useCount);
   Serial.print(F("/"));
   Serial.println(USES_BEFORE_AUTO_CALIBRATION);
-  printNamedBool(F("autoPending"), autoCalibrationPending);
-  printNamedBool(F("forceCal"), forceCalibration);
-  printNamedInt(F("autoCalState"), autoCalibrationState);
+  printNamedBool(F("autoCalibrationPending"), autoCalibrationPending);
+  printNamedBool(F("forceCalibration"), forceCalibration);
+  printNamedInt(F("autoCalibrationState"), autoCalibrationState);
   printAutoCalibrationDelayStatus();
 }
 
@@ -688,7 +688,7 @@ void printAutoCalibrationDelayStatusInline() {
     return;
   }
 
-  Serial.print(F(" autoCalOffTimer="));
+  Serial.print(F("autoCalibrationOffTimer="));
   if (ignitionState == HIGH) {
     Serial.print(F("waiting_for_ig_off"));
     return;
diff --git a/README.md b/README.md
index 9db373d..6d56d8a 100644
--- a/README.md
+++ b/README.md
@@ -34,8 +34,8 @@ Opening a USB serial connection can reset an Arduino Nano through DTR.
 If the board boots while `IG1 HIGH` and parking is OFF, the controller assumes the seat is already at the saved driving position:
 
 ```text
-currentMs = savedPositionMs
-targetMs = savedPositionMs
+currentPositionMs = savedPositionMs
+targetPositionMs = savedPositionMs
 relay = OFF
 ```
 
@@ -85,23 +85,23 @@ Every status output uses one item per line and includes boot uptime:
 ```text
 [STATUS]
 uptime=0h 2m 13s 457ms
-raw=1023
-ig=true
-p=true
-rawDrive=false
-confirmedDrive=false
+parkingRawValue=1023
+ignition=true
+parking=true
+rawDriveMode=false
+confirmedDriveMode=false
 ```
 
 If the use counter reached 10, status/debug output also includes the ignition-off calibration timer:
 
 ```text
-autoCalOffTimer=elapsed 0h 1m 20s 123ms remaining 0h 3m 39s 877ms
+autoCalibrationOffTimer=elapsed 0h 1m 20s 123ms remaining 0h 3m 39s 877ms
 ```
 
 If IG1 is still ON:
 
 ```text
-autoCalOffTimer=waiting_for_ig_off
+autoCalibrationOffTimer=waiting_for_ig_off
 ```
 
 Debug mode prints a readable block every second, one item per line. Boolean values are printed as `true` or `false`:
@@ -109,22 +109,23 @@ Debug mode prints a readable block every second, one item per line. Boolean valu
 ```text
 [DEBUG]
 uptime=0h 0m 5s 123ms
-raw=1023
-ig=true
-p=true
-rawDrive=false
-confirmedDrive=false
-currentMs=0
-targetMs=0
-savedMs=6000
-requestedRelay=0
-actualRelay=0
-manual=false
+parkingRawValue=1023
+ignition=true
+parking=true
+rawDriveMode=false
+confirmedDriveMode=false
+currentPositionMs=0
+targetPositionMs=0
+savedPositionMs=6000
+hardLimitPositionMs=6000
+requestedRelayAction=0
+actualRelayAction=0
+manualMode=false
 stabilizing=false
 useCount=0/10
-autoPending=false
-forceCal=false
-autoCalState=0
+autoCalibrationPending=false
+forceCalibration=false
+autoCalibrationState=0
 ```
 
 ## Automatic Calibration
@@ -136,8 +137,8 @@ autoCalState=0
 ```text
 up 7000ms
 down 6000ms
-currentMs = 0
-targetMs = 0
+currentPositionMs = 0
+targetPositionMs = 0
 useCount = 0
 ```
 
diff --git a/report.html b/report.html
index 647f66e..5a1b05e 100644
--- a/report.html
+++ b/report.html
@@ -225,8 +225,8 @@ when currentPosMs <= 0:
     </table>
     <p><span class="warn">주의:</span> 명령은 한 글자만 받습니다. <code>debug</code>, <code>down</code>, <code>position 2000</code>처럼 긴 문자열은 실행하지 않습니다.</p>
     <p>모든 상태 출력은 항목별 한 줄 형식이며, 부팅 후 경과 시간이 <code>uptime=0h 2m 13s 457ms</code> 형식으로 포함됩니다. debug 출력에서도 1초마다 같은 형식으로 확인할 수 있습니다.</p>
-    <p>사용 횟수가 10회에 도달한 경우에만 보정 대기 타이머가 <code>autoCalOffTimer=elapsed 0h 1m 20s 123ms remaining 0h 3m 39s 877ms</code> 형식으로 추가 출력됩니다. IG1 ON 상태에서는 <code>autoCalOffTimer=waiting_for_ig_off</code>로 표시됩니다.</p>
-    <p>debug 출력은 1초마다 항목별 한 줄 형식으로 표시되며, <code>ig=true</code>, <code>p=false</code>, <code>autoPending=false</code>처럼 bool 값은 <code>true</code>/<code>false</code>로 출력됩니다.</p>
+    <p>사용 횟수가 10회에 도달한 경우에만 보정 대기 타이머가 <code>autoCalibrationOffTimer=elapsed 0h 1m 20s 123ms remaining 0h 3m 39s 877ms</code> 형식으로 추가 출력됩니다. IG1 ON 상태에서는 <code>autoCalibrationOffTimer=waiting_for_ig_off</code>로 표시됩니다.</p>
+    <p>debug 출력은 1초마다 항목별 한 줄 형식으로 표시되며, <code>ignition=true</code>, <code>parking=false</code>, <code>autoCalibrationPending=false</code>처럼 bool 값은 <code>true</code>/<code>false</code>로 출력됩니다.</p>
 
     <h2>5. 수동 위치 세팅 시뮬레이션</h2>
     <table>
@@ -300,7 +300,7 @@ if useCount >= 10 and IG1 LOW for 5 minutes:
         </tr>
         <tr>
           <td>내부 위치값 범위 이탈</td>
-          <td><code>currentMs</code>, <code>targetMs</code>를 0..6000으로 보정</td>
+          <td><code>currentPositionMs</code>, <code>targetPositionMs</code>를 0..6000으로 보정</td>
           <td>시간 계산 오차나 상태 꼬임으로 인한 비정상 목표 방지</td>
         </tr>
         <tr>