优化n9血氧测试准确率

diff --git a/code/sdk/zhihui/drivers/ppg/pah8009/sensor/pah800x_main.c b/code/sdk/zhihui/drivers/ppg/pah8009/sensor/pah800x_main.c
index 91e9e2f..ffc779a 100644 (file)
--- a/code/sdk/zhihui/drivers/ppg/pah8009/sensor/pah800x_main.c
+++ b/code/sdk/zhihui/drivers/ppg/pah8009/sensor/pah800x_main.c
@@ -811,7 +811,7 @@ void spo2_algorithm_enable(void)
     SpO2_SetMotionDetectionLevel(2.0f);
     SpO2_Set_Update_Sec(1);
 
-    SpO2_Set_Init_Low_SpO2_Constrain(0.0);  
+    SpO2_Set_Init_Low_SpO2_Constrain(1.0);  
     SpO2_SetOutputHighBound(100.0f);
     SpO2_SetOutputLowBound(60.0f);
     SpO2_Set_Keep_Init_SpO2_Bound(95.0f);