diff --git a/heart_rate_sensor_protocol.h b/heart_rate_sensor_protocol.h
index 6de8a6e..e9e9ca9 100644
--- a/heart_rate_sensor_protocol.h
+++ b/heart_rate_sensor_protocol.h
@@ -121,7 +121,8 @@ typedef enum {
   ify_hrs_report_sensor_drop_detect = 105,
   ify_hrs_report_record_upload_end  = 106,
 
-  ify_hrs_cmd_set_ecg_in_test_mode = 150,
+  ify_hrs_cmd_set_ecg_in_test_mode            = 150,
+  ify_hrs_cmd_set_ecg_report_data_in_raw_mode = 151,  // 设置ECG上报数据为原始数据
 
   ify_hrs_ads1291_wakeup                = 200,
   ify_hrs_ads1291_standby               = 201,