From 5eeae513ae29ee2af8a24389ed250a55fc2eb15d Mon Sep 17 00:00:00 2001
From: Ihavedone <mostiger@163.com>
Date: Wed, 15 Jan 2020 21:09:58 +0800
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---
 bsp/stm32/libraries/HAL_Drivers/drv_lcd.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_lcd.c b/bsp/stm32/libraries/HAL_Drivers/drv_lcd.c
index 3f6de0286f..2ebd013edd 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_lcd.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_lcd.c
@@ -254,6 +254,11 @@ void turn_on_lcd_backlight(void)
 
     rt_pin_write(LCD_DISP_GPIO_NUM, PIN_HIGH);
     rt_pin_write(LCD_BL_GPIO_NUM, PIN_HIGH);
+}
+#else
+void turn_on_lcd_backlight(void)
+{
+    
 }
 #endif