From c5df4f0d3c12598fd4af0ac0b9817b1caff0b998 Mon Sep 17 00:00:00 2001
From: jhchun <jh.chun@medithings.co.kr>
Date: Wed, 2 Sep 2026 14:43:19 +0900
Subject: [PATCH] =?UTF-8?q?=EC=A0=95=EB=A0=AC=EB=AA=A8=EB=93=9C=20IMU=20FI?=
 =?UTF-8?q?FO=20=EC=8B=A4=ED=8C=A8=20=EC=8B=9C=20BLE=20=EC=9D=91=EB=8B=B5?=
 =?UTF-8?q?=200xFFFF?=
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---
 src/command/handlers/cmd_piezo.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/command/handlers/cmd_piezo.c b/src/command/handlers/cmd_piezo.c
index 9b08c2b..44c31e4 100644
--- a/src/command/handlers/cmd_piezo.c
+++ b/src/command/handlers/cmd_piezo.c
@@ -172,7 +172,9 @@ int cmd_mtb(const uint8_t *data, uint8_t data_len)
             if (imu_ret != 0)
             {
                 DBG_PRINTF("[MTB] fifo read fail ret=%d\r\n", imu_ret);
-                rim_count = 0U;
+                cmd_send_response_rim_error();
+                processing = false;
+                return 1;
             }
         }