diff --git a/ssd1306.c b/ssd1306.c
--- a/ssd1306.c
+++ b/ssd1306.c
@@ -92,7 +92,7 @@ void ssd1306_Init(void)
   *************************************************/
   // Lower Column Address
   WriteCommand(0x00); /* Set Lower Column Address */
-  GPIO_SetBits(GPIOA,GPIO_Pin_15);
+  GPIO_SetBits(GPIOA,GPIO_Pin_15);//turn on status LED
   // High Column Address
   WriteCommand(0x10); /* Set Higher Column Address*/
   // Display Start Line
@@ -164,6 +164,27 @@ void ssd1306_Init(void)
 //  WriteCommand(0xaf);
 }
 
+void ssd1306_block_write(void)
+{
+ 
+  // Set col start addr to 0
+  WriteCommand(0x21); 
+  WriteCommand(0x00); 
+  // Set col end addr to width - 1
+  WriteCommand(127);
+
+  // Set page addr
+  WriteCommand(0x22);
+  WriteCommand(0x00); // start page addr
+  WriteCommand(4); // end page addr (height / 8)
+
+
+  uint32_t i = 0;
+  for(i=0;i<1024;i++)
+    WriteData(ssd1306_Buffer[i]);
+}
+
+
 /*******************************************************************************
 * Function Name  : ssd1306_TurnOff
 * Description    : Turn off the ssd1306 controller