2 files changed, 18 insertions, 3 deletions

diff --git a/firmware/export/config-clip.h b/firmware/export/config-clip.h
index 7fb6c41fba..4266b59a7f 100644
--- a/firmware/export/config-clip.h
+++ b/firmware/export/config-clip.h
@@ -61,6 +61,13 @@
 /* define this if you can flip your LCD */
 #define HAVE_LCD_FLIP
 
+/* Define this if your LCD can set contrast */
+#define HAVE_LCD_CONTRAST
+
+#define MIN_CONTRAST_SETTING        0
+#define MAX_CONTRAST_SETTING        50
+#define DEFAULT_CONTRAST_SETTING    30
+
 /* #define IRAM_LCDFRAMEBUFFER IDATA_ATTR *//* put the lcd frame buffer in IRAM */
 
 #define CONFIG_KEYPAD SANSA_CLIP_PAD
diff --git a/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c b/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
index a794589647..f1e1c24b85 100644
--- a/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
+++ b/firmware/target/arm/as3525/sansa-clip/lcd-ssd1303.c
@@ -123,7 +123,7 @@ static bool display_on; /* used by lcd_enable */
 
 int lcd_default_contrast(void)
 {
-    return 0x1f;
+    return DEFAULT_CONTRAST_SETTING;
 }
 
 void lcd_set_contrast(int val)
@@ -143,8 +143,16 @@ void lcd_set_invert_display(bool yesno)
 /* turn the display upside down (call lcd_update() afterwards) */
 void lcd_set_flip(bool yesno)
 {
-    (void)yesno;
-    /* TODO */
+    if (yesno)
+    {
+        lcd_write_command(LCD_SET_SEGMENT_REMAP);
+        lcd_write_command(LCD_SET_COM_OUTPUT_SCAN_DIRECTION);
+    }
+    else
+    {
+        lcd_write_command(LCD_SET_SEGMENT_REMAP_INV);
+        lcd_write_command(LCD_SET_COM_OUTPUT_SCAN_DIRECTION_INV);
+    }
 }
 
 void lcd_enable(bool enable)