From faf02abe81bafeb6f94ac13e94ab77b52f760a10 Mon Sep 17 00:00:00 2001
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 <13089258+pony-six-hundred-and-sixty-six@user.noreply.gitee.com>
Date: Mon, 23 Jun 2025 17:39:05 +0800
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---
 applications/main.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/applications/main.c b/applications/main.c
index 5da0c08..be4df8c 100644
--- a/applications/main.c
+++ b/applications/main.c
@@ -176,8 +176,9 @@ uint16_t Get_Stable_Reading(uint8_t cnt, uint32_t timeout_ms)
     while ((rt_tick_get() - start) < timeout_ms)
     {
         current = Get_Gas_VoltageAdcInt1000x();
-
-        uint16_t diff = fabs(current - last); // 差值
+        
+        uint16_t diff = abs(current - last); // 差值
+        
         if (diff < STABLE_THRESHOLD)
         {
             stable_count++;
@@ -288,16 +289,17 @@ int APP_Calibration_Handle(void)
     }
     else
     {
-        calibration_buf[0] = gas_calibration_voltage & 0xFF;        // 低字节
-        calibration_buf[1] = (gas_calibration_voltage >> 8) & 0xFF; // 高字节
+        calibration_buf[0] = (gas_calibration_voltage & 0xFF);        // 低字节
+        calibration_buf[1] = ((gas_calibration_voltage >> 8) & 0xFF); // 高字节
         LOG_D("calibration_buf[0] = %X calibration_buf[1] = %X", calibration_buf[0], calibration_buf[1]);
         Flash_Sys_Cfg(kAlarmLValueId, calibration_buf, 2);
         LOG_D("标定完成");
         Calibration_flag = 0;
         Flash_Set_Calibration_State(kSysGasCalibStatus);
         g_Calibration_status = kSysGasCalibStatus;
+
         Send_Laser_Alarm_Event(kNormalDetectionEvents);
-        return 0;
+        return RT_EOK;
     }
 
 #endif