修复睡眠唤醒lcd背光会被修改的问题

diff --git a/code/sdk/drivers/peripheral/lcd/lcd_config.c b/code/sdk/drivers/peripheral/lcd/lcd_config.c
index 1687a7a..9d39696 100644 (file)
--- a/code/sdk/drivers/peripheral/lcd/lcd_config.c
+++ b/code/sdk/drivers/peripheral/lcd/lcd_config.c
@@ -142,7 +142,7 @@ const lcd_cmd_sequ g_edo_466x466_screen_init_on[] = {
     {1, 2, {0x3a, 0x77}, 0}, 
     {1, 2, {0x35, 0x00}, 0}, 
     {1, 2, {0x53, 0x20}, 0}, 
-    {1, 2, {0x51, 0xff}, 0}, 
+    // {1, 2, {0x51, 0xff}, 0}, 
     {1, 2, {0x63, 0xff}, 0}, 
     {1, 5, {0x2A, 0x00, 0x06, 0x01, 0xd7}, 0}, 
     {1, 5, {0x2B, 0x00, 0x00, 0x01, 0xd1}, 0}, 

diff --git a/code/sdk/drivers/peripheral/lcd/soc_lcd_api.c b/code/sdk/drivers/peripheral/lcd/soc_lcd_api.c
index 8761d3f..63f2235 100644 (file)
--- a/code/sdk/drivers/peripheral/lcd/soc_lcd_api.c
+++ b/code/sdk/drivers/peripheral/lcd/soc_lcd_api.c
@@ -173,7 +173,8 @@ static ext_errno lcd_get_ops(void)
         }
     }
 
-    g_lcd_info.brightness = DEFAULT_BRIGHTNESS;
+    if (g_lcd_info.brightness == 0)
+       g_lcd_info.brightness = DEFAULT_BRIGHTNESS;
 
     return EXT_ERR_SUCCESS;
 fail: