diff --git a/apps/earphone/xtell_Sensor/send_data.c b/apps/earphone/xtell_Sensor/send_data.c
index 9c5046b..560d918 100644
--- a/apps/earphone/xtell_Sensor/send_data.c
+++ b/apps/earphone/xtell_Sensor/send_data.c
@@ -196,8 +196,16 @@ void BLE_send_fuc(void){
         imu_packet[2] = IMU_PAYLOAD_LEN;
         imu_packet[3] = IMU_TYPE;
         // 拷贝六轴数据
-        memcpy(&imu_packet[4], data_to_send.SC7U22_data, sizeof(data_to_send.SC7U22_data));
-        
+        // memcpy(&imu_packet[4], data_to_send.SC7U22_data, sizeof(data_to_send.SC7U22_data));
+         for (int i = 0; i < 6; i++) {
+            // SC7U22_data[i] 是一个 signed short (2字节)
+            // 将其低字节放在前面
+            imu_packet[4 + i * 2]     = (uint8_t)(data_to_send.SC7U22_data[i] & 0xFF);
+            // 将其高字节放在后面
+            imu_packet[4 + i * 2 + 1] = (uint8_t)((data_to_send.SC7U22_data[i] >> 8) & 0xFF);
+        }
+        // xlog("imu %d\n",data_to_send.SC7U22_data[0]);
+        // xlog("imu_packet: 0x%x 0x%x 0x%x\n",imu_packet[4],imu_packet[5],imu_packet[6]);
         send_data_to_ble_client(&imu_packet, IMU_PACKET_LEN);
     }
     
@@ -216,7 +224,11 @@ void BLE_send_fuc(void){
         mag_packet[2] = MAG_PAYLOAD_LEN;
         mag_packet[3] = MAG_TYPE;
         // 拷贝磁力计数据
-        memcpy(&mag_packet[4], data_to_send.mmc5603nj_buffer, sizeof(data_to_send.mmc5603nj_buffer));
+        // memcpy(&mag_packet[4], data_to_send.mmc5603nj_buffer, sizeof(data_to_send.mmc5603nj_buffer));
+        for (int i = 0; i < 9; i++) {
+            mag_packet[4 + i] = data_to_send.mmc5603nj_buffer[i];
+        }
+        // xlog("mag: 0x%x 0x%x 0x%x\n",mag_packet[4],mag_packet[5],mag_packet[6]);
 
         send_data_to_ble_client(&mag_packet, MAG_PACKET_LEN);
     }