2.10.1

examples/full_buffer/FPS/FPS.ino

@@ -229,6 +229,7 @@
 //U8G2_UC1611_EA_DOGM240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
+//U8G2_SSD1606_172X72_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
 
 
 // End of constructor list

examples/full_buffer/GraphicsTest/GraphicsTest.ino

@@ -113,6 +113,7 @@
 //U8G2_UC1611_EA_DOGM240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
+//U8G2_SSD1606_172X72_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
 
 
 // End of constructor list

examples/full_buffer/HelloWorld/HelloWorld.ino

@@ -112,6 +112,7 @@
 //U8G2_UC1611_EA_DOGM240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
+//U8G2_SSD1606_172X72_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
 
 
 // End of constructor list

examples/full_buffer/PrintUTF8/PrintUTF8.ino

@@ -115,6 +115,7 @@
 //U8G2_UC1611_EA_DOGM240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
+//U8G2_SSD1606_172X72_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
 
 
 // End of constructor list

examples/full_buffer/SelectionList/SelectionList.ino

@@ -112,6 +112,7 @@
 //U8G2_UC1611_EA_DOGM240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
+//U8G2_SSD1606_172X72_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
 
 
 // End of constructor list

examples/full_buffer/U8g2Logo/U8g2Logo.ino

@@ -113,6 +113,7 @@
 //U8G2_UC1611_EA_DOGM240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // Due, SW SPI, DOGXL240 Test Board
+//U8G2_SSD1606_172X72_F_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
 
 
 // End of constructor list

examples/page_buffer/ContrastTest/ContrastTest.ino

@@ -114,6 +114,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/DirectAccess/DirectAccess.ino

@@ -118,6 +118,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/ExtUTF8/ExtUTF8.ino

@@ -114,6 +114,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/FPS/FPS.ino

@@ -258,6 +258,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/FlipMode/FlipMode.ino

@@ -109,17 +109,14 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
 
 
 
 
 
-// End of constructor list
-
-
-
-
 
+// End of constructor list
 
 
 void setup(void) {

examples/page_buffer/GraphicsTest/GraphicsTest.ino

@@ -114,6 +114,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/HelloWorld/HelloWorld.ino

@@ -114,6 +114,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/PrintHelloWorld/PrintHelloWorld.ino

@@ -115,6 +115,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/PrintUTF8/PrintUTF8.ino

@@ -115,6 +115,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/ScrollingText/ScrollingText.ino

@@ -115,6 +115,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/SelectionList/SelectionList.ino

@@ -104,6 +104,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/page_buffer/U8g2Logo/U8g2Logo.ino

@@ -113,6 +113,8 @@
 //U8G2_UC1611_EA_DOGM240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_2ND_HW_I2C u8g2(U8G2_R0, /* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8G2_UC1611_EA_DOGXL240_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);   // SW SPI, Due DOGXL240 Test Board
+//U8G2_SSD1606_172X72_1_4W_SW_SPI u8g2(U8G2_R0, /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// eInk/ePaper Display
+
 
 
 

examples/u8x8/FlipMode/FlipMode.ino

@@ -91,6 +91,7 @@
 //U8X8_UC1611_EA_DOGM240_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // SW SPI, Due DOGXL240 Test Board
 //U8X8_UC1611_EA_DOGXL240_2ND_HW_I2C u8x8(/* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8X8_UC1611_EA_DOGXL240_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // SW SPI, Due DOGXL240 Test Board
+//U8X8_SSD1606_172X72_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// eInk/ePaper Display
 
 
 // End of constructor list

examples/u8x8/GraphicsTest/GraphicsTest.ino

@@ -93,11 +93,17 @@
 //U8X8_UC1611_EA_DOGM240_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // SW SPI, Due DOGXL240 Test Board
 //U8X8_UC1611_EA_DOGXL240_2ND_HW_I2C u8x8(/* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8X8_UC1611_EA_DOGXL240_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // SW SPI, Due DOGXL240 Test Board
+//U8X8_SSD1606_172X72_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// eInk/ePaper Display
 
 
 // End of constructor list
 
 
+/*
+  This example will probably not work with the SSD1606, because of the
+  internal buffer swapping
+*/
+
 void setup(void)
 {
   /* U8g2 Project: KS0108 Test Board */
@@ -151,6 +157,7 @@ void loop(void)
   u8x8.print("github.com/");
   u8x8.setCursor(0,2);
   u8x8.print("olikraus/u8g2");
+  u8x8.refreshDisplay();		// for SSD1606
   delay(2000);
   u8x8.setCursor(0,3);
   u8x8.print("Tile size:");
@@ -158,14 +165,16 @@ void loop(void)
   u8x8.print("x");
   u8x8.print((int)u8x8.getRows());
   
+  u8x8.refreshDisplay();		// for SSD1606
   delay(2000);
-  pre();
    
   for( i = 19; i > 0; i-- )
   {
+    pre();
     u8x8.setCursor(3,2);
     u8x8.print(i);
     u8x8.print("  ");
+    u8x8.refreshDisplay();		// for SSD1606
     delay(200);
   }
   
@@ -174,6 +183,7 @@ void loop(void)
   {
     draw_bar(c, 1);
     draw_bar(c-1, 0);
+    u8x8.refreshDisplay();		// for SSD1606
     delay(50);
   }
   draw_bar(u8x8.getCols()-1, 0);
@@ -186,7 +196,8 @@ void loop(void)
     {
       draw_ascii_row(r, (r-1+d)*u8x8.getCols() + 32);
     }
-    delay(1000);
+    u8x8.refreshDisplay();		// for SSD1606
+    delay(800);
   }
 
   draw_bar(u8x8.getCols()-1, 1);
@@ -194,6 +205,7 @@ void loop(void)
   {
     draw_bar(c-1, 1);
     draw_bar(c, 0);
+    u8x8.refreshDisplay();		// for SSD1606
     delay(50);
   }
   draw_bar(0, 0);
@@ -201,6 +213,7 @@ void loop(void)
   pre();
   u8x8.drawString(0, 2, "Small");
   u8x8.draw2x2String(0, 5, "Big");
+  u8x8.refreshDisplay();		// for SSD1606
   delay(3000);
   
   pre();
@@ -209,6 +222,7 @@ void loop(void)
   u8x8.println("println");
   delay(500);
   u8x8.println("done");
+  u8x8.refreshDisplay();		// for SSD1606
   delay(1500);
 
 }

examples/u8x8/HelloWorld/HelloWorld.ino

@@ -90,6 +90,7 @@
 //U8X8_UC1611_EA_DOGM240_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // SW SPI, Due DOGXL240 Test Board
 //U8X8_UC1611_EA_DOGXL240_2ND_HW_I2C u8x8(/* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8X8_UC1611_EA_DOGXL240_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // SW SPI, Due DOGXL240 Test Board
+//U8X8_SSD1606_172X72_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// eInk/ePaper Display
 
 
 // End of constructor list
@@ -116,6 +117,9 @@ void loop(void)
 {
   u8x8.setFont(u8x8_font_chroma48medium8_r);
   u8x8.drawString(0,1,"Hello World!");
+  u8x8.refreshDisplay();		// for SSD1606  
+  delay(1000);
+  
   /*
   delay(1000);
   u8x8.setPowerSave(1);

examples/u8x8/MessageBox/MessageBox.ino

@@ -90,6 +90,7 @@
 //U8X8_UC1611_EA_DOGM240_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // SW SPI, Due DOGXL240 Test Board
 //U8X8_UC1611_EA_DOGXL240_2ND_HW_I2C u8x8(/* reset=*/ 8);	// Due, 2nd I2C, DOGXL240 Test Board
 //U8X8_UC1611_EA_DOGXL240_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // SW SPI, Due DOGXL240 Test Board
+//U8X8_SSD1606_172X72_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// eInk/ePaper Display
 
 
 // End of constructor list

extras/ChangeLog

@@ -75,4 +75,5 @@ https://github.com/olikraus/u8g2 ChangeLog
   * Reverted the setup for SSD1306_NONAME to the original setup (undo issue 98)
   * Introduced SSD1306_VCOMH0 for the max range setup (issue 116)
 2016-12-xx	v2.10.x	 olikraus@gmail.com
-  * ST7565 LM6059 Display
+  * ST7565 LM6059 Display (issue 123)
+  * SSD1606 eInk/ePaper Display (issue 100)

library.properties

@@ -1,8 +1,8 @@
 name=U8g2
-version=2.10.0
+version=2.10.1
 author=oliver <olikraus@gmail.com>
 maintainer=oliver <olikraus@gmail.com>
-sentence=Library for monochrome LCDs and OLEDs.  Controller: SSD1306, SSD1322, SSD1325, SH1106, T6963, RA8835, PCD8544, UC1604, UC1608, UC1610, UC1611, UC1701, ST7565, ST7920, LD7032, KS0108. Interfaces: I2C, SPI, Parallel.
+sentence=Monochrome LCD, OLED and eInk Library. Display controller: SSD1306, SSD1322, SSD1325, SSD1606, SH1106, T6963, RA8835, PCD8544, UC1604, UC1608, UC1610, UC1611, UC1701, ST7565, ST7920, LD7032, KS0108. Interfaces: I2C, SPI, Parallel.
 paragraph=Successor of U8glib. Features: UTF8, >700 fonts, U8x8 char output, all Arduino Boards supported.
 category=Display
 url=https://github.com/olikraus/u8g2

src/U8g2lib.h

@@ -2988,6 +2988,60 @@ class U8G2_SSD1322_NHD_256X64_F_8080 : public U8G2 {
     u8x8_SetPin_8Bit_8080(getU8x8(), d0, d1, d2, d3, d4, d5, d6, d7, enable, cs, dc, reset);
   }
 };
+class U8G2_SSD1606_172X72_1_4W_SW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_1_4W_SW_SPI(const u8g2_cb_t *rotation, uint8_t clock, uint8_t data, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_1(&u8g2, rotation, u8x8_byte_arduino_4wire_sw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_4Wire_SW_SPI(getU8x8(), clock, data, cs, dc, reset);
+  }
+};
+class U8G2_SSD1606_172X72_1_4W_HW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_1_4W_HW_SPI(const u8g2_cb_t *rotation, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_1(&u8g2, rotation, u8x8_byte_arduino_hw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_4Wire_HW_SPI(getU8x8(), cs, dc, reset);
+  }
+};
+class U8G2_SSD1606_172X72_1_3W_SW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_1_3W_SW_SPI(const u8g2_cb_t *rotation, uint8_t clock, uint8_t data, uint8_t cs, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_1(&u8g2, rotation, u8x8_byte_3wire_sw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_3Wire_SW_SPI(getU8x8(), clock, data, cs, reset);
+  }
+};
+class U8G2_SSD1606_172X72_2_4W_SW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_2_4W_SW_SPI(const u8g2_cb_t *rotation, uint8_t clock, uint8_t data, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_2(&u8g2, rotation, u8x8_byte_arduino_4wire_sw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_4Wire_SW_SPI(getU8x8(), clock, data, cs, dc, reset);
+  }
+};
+class U8G2_SSD1606_172X72_2_4W_HW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_2_4W_HW_SPI(const u8g2_cb_t *rotation, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_2(&u8g2, rotation, u8x8_byte_arduino_hw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_4Wire_HW_SPI(getU8x8(), cs, dc, reset);
+  }
+};
+class U8G2_SSD1606_172X72_2_3W_SW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_2_3W_SW_SPI(const u8g2_cb_t *rotation, uint8_t clock, uint8_t data, uint8_t cs, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_2(&u8g2, rotation, u8x8_byte_3wire_sw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_3Wire_SW_SPI(getU8x8(), clock, data, cs, reset);
+  }
+};
+class U8G2_SSD1606_172X72_F_4W_SW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_F_4W_SW_SPI(const u8g2_cb_t *rotation, uint8_t clock, uint8_t data, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_f(&u8g2, rotation, u8x8_byte_arduino_4wire_sw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_4Wire_SW_SPI(getU8x8(), clock, data, cs, dc, reset);
+  }
+};
+class U8G2_SSD1606_172X72_F_4W_HW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_F_4W_HW_SPI(const u8g2_cb_t *rotation, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_f(&u8g2, rotation, u8x8_byte_arduino_hw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_4Wire_HW_SPI(getU8x8(), cs, dc, reset);
+  }
+};
+class U8G2_SSD1606_172X72_F_3W_SW_SPI : public U8G2 {
+  public: U8G2_SSD1606_172X72_F_3W_SW_SPI(const u8g2_cb_t *rotation, uint8_t clock, uint8_t data, uint8_t cs, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
+    u8g2_Setup_ssd1606_172x72_f(&u8g2, rotation, u8x8_byte_3wire_sw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_3Wire_SW_SPI(getU8x8(), clock, data, cs, reset);
+  }
+};
 class U8G2_SED1330_240X128_1_6800 : public U8G2 {
   public: U8G2_SED1330_240X128_1_6800(const u8g2_cb_t *rotation, uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, uint8_t d4, uint8_t d5, uint8_t d6, uint8_t d7, uint8_t enable, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8G2() {
     u8g2_Setup_sed1330_240x128_1(&u8g2, rotation, u8x8_byte_8bit_6800mode, u8x8_gpio_and_delay_arduino);

src/U8x8lib.h

@@ -164,6 +164,9 @@ class U8X8 : public Print
     void setFlipMode(uint8_t mode) {
       u8x8_SetFlipMode(&u8x8, mode); }
 
+    void refreshDisplay(void) {			// Dec 16: Only required for SSD1606
+      u8x8_RefreshDisplay(&u8x8); }
+
     void setContrast(uint8_t value) {
       u8x8_SetContrast(&u8x8, value); }
 
@@ -1133,6 +1136,24 @@ class U8X8_SSD1322_NHD_256X64_8080 : public U8X8 {
     u8x8_SetPin_8Bit_8080(getU8x8(), d0, d1, d2, d3, d4, d5, d6, d7, enable, cs, dc, reset);
   }
 };
+class U8X8_SSD1606_172X72_4W_SW_SPI : public U8X8 {
+  public: U8X8_SSD1606_172X72_4W_SW_SPI(uint8_t clock, uint8_t data, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8X8() {
+    u8x8_Setup(getU8x8(), u8x8_d_ssd1606_172x72, u8x8_cad_011, u8x8_byte_arduino_4wire_sw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_4Wire_SW_SPI(getU8x8(), clock, data, cs, dc, reset);
+  }
+};
+class U8X8_SSD1606_172X72_4W_HW_SPI : public U8X8 {
+  public: U8X8_SSD1606_172X72_4W_HW_SPI(uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8X8() {
+    u8x8_Setup(getU8x8(), u8x8_d_ssd1606_172x72, u8x8_cad_011, u8x8_byte_arduino_hw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_4Wire_HW_SPI(getU8x8(), cs, dc, reset);
+  }
+};
+class U8X8_SSD1606_172X72_3W_SW_SPI : public U8X8 {
+  public: U8X8_SSD1606_172X72_3W_SW_SPI(uint8_t clock, uint8_t data, uint8_t cs, uint8_t reset = U8X8_PIN_NONE) : U8X8() {
+    u8x8_Setup(getU8x8(), u8x8_d_ssd1606_172x72, u8x8_cad_011, u8x8_byte_3wire_sw_spi, u8x8_gpio_and_delay_arduino);
+    u8x8_SetPin_3Wire_SW_SPI(getU8x8(), clock, data, cs, reset);
+  }
+};
 class U8X8_SED1330_240X128_6800 : public U8X8 {
   public: U8X8_SED1330_240X128_6800(uint8_t d0, uint8_t d1, uint8_t d2, uint8_t d3, uint8_t d4, uint8_t d5, uint8_t d6, uint8_t d7, uint8_t enable, uint8_t cs, uint8_t dc, uint8_t reset = U8X8_PIN_NONE) : U8X8() {
     u8x8_Setup(getU8x8(), u8x8_d_sed1330_240x128, u8x8_cad_100, u8x8_byte_8bit_6800mode, u8x8_gpio_and_delay_arduino);

src/clib/u8g2.h

@@ -471,6 +471,9 @@ uint8_t *u8g2_m_t6963_16_f(uint8_t *page_cnt);
 uint8_t *u8g2_m_ssd1322_32_1(uint8_t *page_cnt);
 uint8_t *u8g2_m_ssd1322_32_2(uint8_t *page_cnt);
 uint8_t *u8g2_m_ssd1322_32_f(uint8_t *page_cnt);
+uint8_t *u8g2_m_ssd1606_22_1(uint8_t *page_cnt);
+uint8_t *u8g2_m_ssd1606_22_2(uint8_t *page_cnt);
+uint8_t *u8g2_m_ssd1606_22_f(uint8_t *page_cnt);
 uint8_t *u8g2_m_sed1330_30_1(uint8_t *page_cnt);
 uint8_t *u8g2_m_sed1330_30_2(uint8_t *page_cnt);
 uint8_t *u8g2_m_sed1330_30_f(uint8_t *page_cnt);
@@ -629,6 +632,9 @@ void u8g2_Setup_t6963_128x64_f(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg
 void u8g2_Setup_ssd1322_nhd_256x64_1(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
 void u8g2_Setup_ssd1322_nhd_256x64_2(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
 void u8g2_Setup_ssd1322_nhd_256x64_f(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
+void u8g2_Setup_ssd1606_172x72_1(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
+void u8g2_Setup_ssd1606_172x72_2(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
+void u8g2_Setup_ssd1606_172x72_f(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
 void u8g2_Setup_sed1330_240x128_1(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
 void u8g2_Setup_sed1330_240x128_2(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);
 void u8g2_Setup_sed1330_240x128_f(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb);

src/clib/u8g2_buffer.c

@@ -63,7 +63,13 @@ static void u8g2_send_tile_row(u8g2_t *u8g2, uint8_t src_tile_row, uint8_t dest_
   u8x8_DrawTile(u8g2_GetU8x8(u8g2), 0, dest_tile_row, w, ptr);
 }
 
-void u8g2_SendBuffer(u8g2_t *u8g2)
+/* 
+  write the buffer to the display RAM. 
+  For most displays, this will make the content visible to the user.
+  Some displays (like the SSD1606) require a u8x8_RefreshDisplay()
+*/
+static void u8g2_send_buffer(u8g2_t *u8g2) U8X8_NOINLINE;
+static void u8g2_send_buffer(u8g2_t *u8g2)
 {
   uint8_t src_row;
   uint8_t src_max;
@@ -83,6 +89,13 @@ void u8g2_SendBuffer(u8g2_t *u8g2)
   } while( src_row < src_max && dest_row < dest_max );
 }
 
+/* same as u8g2_send_buffer but also send the DISPLAY_REFRESH message (used by SSD1606) */
+void u8g2_SendBuffer(u8g2_t *u8g2)
+{
+  u8g2_send_buffer(u8g2);
+  u8x8_RefreshDisplay( u8g2_GetU8x8(u8g2) );  
+}
+
 /*============================================*/
 void u8g2_SetBufferCurrTileRow(u8g2_t *u8g2, uint8_t row)
 {
@@ -93,20 +106,27 @@ void u8g2_SetBufferCurrTileRow(u8g2_t *u8g2, uint8_t row)
 void u8g2_FirstPage(u8g2_t *u8g2)
 {
   if ( u8g2->is_auto_page_clear )
+  {
     u8g2_ClearBuffer(u8g2);
+  }
   u8g2_SetBufferCurrTileRow(u8g2, 0);
 }
 
 uint8_t u8g2_NextPage(u8g2_t *u8g2)
 {
   uint8_t row;
-  u8g2_SendBuffer(u8g2);
+  u8g2_send_buffer(u8g2);
   row = u8g2->tile_curr_row;
   row += u8g2->tile_buf_height;
   if ( row >= u8g2_GetU8x8(u8g2)->display_info->tile_height )
+  {
+    u8x8_RefreshDisplay( u8g2_GetU8x8(u8g2) );
     return 0;
+  }
   if ( u8g2->is_auto_page_clear )
+  {
     u8g2_ClearBuffer(u8g2);
+  }
   u8g2_SetBufferCurrTileRow(u8g2, row);
   return 1;
 }

src/clib/u8g2_d_memory.c

@@ -399,6 +399,24 @@ uint8_t *u8g2_m_ssd1322_32_f(uint8_t *page_cnt)
   *page_cnt = 8;
   return buf;
 }
+uint8_t *u8g2_m_ssd1606_22_1(uint8_t *page_cnt)
+{
+  static uint8_t buf[176];
+  *page_cnt = 1;
+  return buf;
+}
+uint8_t *u8g2_m_ssd1606_22_2(uint8_t *page_cnt)
+{
+  static uint8_t buf[352];
+  *page_cnt = 2;
+  return buf;
+}
+uint8_t *u8g2_m_ssd1606_22_f(uint8_t *page_cnt)
+{
+  static uint8_t buf[1584];
+  *page_cnt = 9;
+  return buf;
+}
 uint8_t *u8g2_m_sed1330_30_1(uint8_t *page_cnt)
 {
   static uint8_t buf[240];

src/clib/u8g2_d_setup.c

@@ -1323,6 +1323,34 @@ void u8g2_Setup_ssd1322_nhd_256x64_f(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8
   buf = u8g2_m_ssd1322_32_f(&tile_buf_height);
   u8g2_SetupBuffer(u8g2, buf, tile_buf_height, u8g2_ll_hvline_vertical_top_lsb, rotation);
 }
+/* ssd1606 */
+/* ssd1606 1 */
+void u8g2_Setup_ssd1606_172x72_1(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb)
+{
+  uint8_t tile_buf_height;
+  uint8_t *buf;
+  u8g2_SetupDisplay(u8g2, u8x8_d_ssd1606_172x72, u8x8_cad_011, byte_cb, gpio_and_delay_cb);
+  buf = u8g2_m_ssd1606_22_1(&tile_buf_height);
+  u8g2_SetupBuffer(u8g2, buf, tile_buf_height, u8g2_ll_hvline_vertical_top_lsb, rotation);
+}
+/* ssd1606 2 */
+void u8g2_Setup_ssd1606_172x72_2(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb)
+{
+  uint8_t tile_buf_height;
+  uint8_t *buf;
+  u8g2_SetupDisplay(u8g2, u8x8_d_ssd1606_172x72, u8x8_cad_011, byte_cb, gpio_and_delay_cb);
+  buf = u8g2_m_ssd1606_22_2(&tile_buf_height);
+  u8g2_SetupBuffer(u8g2, buf, tile_buf_height, u8g2_ll_hvline_vertical_top_lsb, rotation);
+}
+/* ssd1606 f */
+void u8g2_Setup_ssd1606_172x72_f(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb)
+{
+  uint8_t tile_buf_height;
+  uint8_t *buf;
+  u8g2_SetupDisplay(u8g2, u8x8_d_ssd1606_172x72, u8x8_cad_011, byte_cb, gpio_and_delay_cb);
+  buf = u8g2_m_ssd1606_22_f(&tile_buf_height);
+  u8g2_SetupBuffer(u8g2, buf, tile_buf_height, u8g2_ll_hvline_vertical_top_lsb, rotation);
+}
 /* sed1330 */
 /* sed1330 1 */
 void u8g2_Setup_sed1330_240x128_1(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb)

src/clib/u8x8.h

@@ -188,7 +188,7 @@ typedef uint16_t (*u8x8_char_cb)(u8x8_t *u8x8, uint8_t b);
 
 struct u8x8_tile_struct
 {
-  uint8_t *tile_ptr;	/* pointer to one or more tiles */
+  uint8_t *tile_ptr;	/* pointer to one or more tiles... should be "const" */
   uint8_t cnt;		/* number of tiles */
   uint8_t x_pos;	/* tile x position */
   uint8_t y_pos;	/* tile x position */
@@ -436,9 +436,22 @@ void u8x8_d_helper_display_init(u8x8_t *u8g2);
 */
 #define U8X8_MSG_DISPLAY_DRAW_TILE 15
 
-/*  arg_ptr: layout struct */
-//#define U8X8_MSG_DISPLAY_GET_LAYOUT 16
 
+/*
+  Name: 	U8X8_MSG_DISPLAY_REFRESH
+  Args:	
+    arg_int: -
+    arg_ptr: -
+  
+  This was introduced for the SSD1606 eInk display.
+  The problem is, that all RAM access will not appear on the screen
+  unless a special command is executed. With this message, this command
+  sequence is executed.
+  Use
+    void u8x8_RefreshDisplay(u8x8_t *u8x8)
+  to send the message to the display handler.
+*/
+#define U8X8_MSG_DISPLAY_REFRESH 16
 
 /*==========================================*/
 /* u8x8_setup.c */
@@ -476,7 +489,10 @@ void u8x8_InitDisplay(u8x8_t *u8x8);
 void u8x8_SetPowerSave(u8x8_t *u8x8, uint8_t is_enable);
 void u8x8_SetFlipMode(u8x8_t *u8x8, uint8_t mode);
 void u8x8_SetContrast(u8x8_t *u8x8, uint8_t value);
+void u8x8_ClearDisplayWithTile(u8x8_t *u8x8, const uint8_t *buf)  U8X8_NOINLINE;
 void u8x8_ClearDisplay(u8x8_t *u8x8);	// this does not work for u8g2 in some cases
+void u8x8_FillDisplay(u8x8_t *u8x8);
+void u8x8_RefreshDisplay(u8x8_t *u8x8);	// make RAM content visible on the display (Dec 16: SSD1606 only)
 
 
 
@@ -532,6 +548,9 @@ uint8_t u8x8_cad_EndTransfer(u8x8_t *u8x8) U8X8_NOINLINE;
 #define U8X8_AAC(a0,a1,c0)		(U8X8_MSG_CAD_SEND_ARG), (a0), (U8X8_MSG_CAD_SEND_ARG), (a1), (U8X8_MSG_CAD_SEND_CMD), (c0)
 #define U8X8_D1(d0)			(U8X8_MSG_CAD_SEND_DATA), (d0)
 
+#define U8X8_A4(a0,a1,a2,a3)		U8X8_A(a0), U8X8_A(a1), U8X8_A(a2), U8X8_A(a3)
+#define U8X8_A8(a0,a1,a2,a3,a4,a5,a6,a7)	U8X8_A4((a0), (a1), (a2), (a3)), U8X8_A4((a4), (a5), (a6), (a7))
+
 
 #define U8X8_START_TRANSFER()	(U8X8_MSG_CAD_START_TRANSFER)
 #define U8X8_END_TRANSFER()	(U8X8_MSG_CAD_END_TRANSFER)
@@ -727,6 +746,7 @@ uint8_t u8x8_d_uc1611_ea_dogxl240(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, vo
 uint8_t u8x8_d_ks0108_128x64(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
 uint8_t u8x8_d_ks0108_erm19264(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
 uint8_t u8x8_d_pcd8544_84x48(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
+uint8_t u8x8_d_ssd1606_172x72(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
 
 
 

src/clib/u8x8_d_ssd1606_172x72.c

@@ -0,0 +1,387 @@
+/*
+
+  u8x8_d_ssd1606_172x72.c
+
+  Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
+
+  Copyright (c) 2016, olikraus@gmail.com
+  All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without modification, 
+  are permitted provided that the following conditions are met:
+
+  * Redistributions of source code must retain the above copyright notice, this list 
+    of conditions and the following disclaimer.
+    
+  * Redistributions in binary form must reproduce the above copyright notice, this 
+    list of conditions and the following disclaimer in the documentation and/or other 
+    materials provided with the distribution.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
+  CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
+  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
+  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
+  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
+  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
+  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
+  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
+  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
+  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
+  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
+  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
+  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
+  
+  SSD1606: 128x180x2
+  command 
+    0x22: assign actions
+    0x20: execute actions
+  
+  action for command 0x022 are (more or less guessed)
+    bit 7:	Enable Clock
+    bit 6:	Enable Charge Pump
+    bit 5:	Load Temparture Value (???)
+    bit 4:	Load LUT (???)
+    bit 3:	Initial Display (???)
+    bit 2:	Pattern Display --> Requires about 945ms with the LUT from below
+    bit 1:	Disable Charge Pump
+    bit 0:	Disable Clock
+    
+    Disable Charge Pump and Clock require about 267ms
+    Enable Charge Pump and Clock require about 10ms
+
+  Notes:
+    - Introduced a refresh display message, which copies RAM to display
+    - Charge pump and clock are only enabled for the transfer RAM to display
+    - U8x8 will not really work because of the two buffers in the SSD1606, however U8g2 should be ok.
+
+*/
+
+
+#include "u8x8.h"
+
+
+#define L(a,b,c,d) (((a)<<6)|((b)<<4)|((c)<<2)|(d))
+
+
+/* GDE021A1, 2.1" EPD */
+static const uint8_t u8x8_d_ssd1606_172x72_gde021a1_init_seq[] = {
+    
+  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
+
+  U8X8_CA(0x10, 0x00),	/* Deep Sleep mode Control: Disable */
+  U8X8_CA(0x11, 0x03),	/* Define data entry mode, x&y inc, x first */
+  U8X8_CAA(0x44, 0, 31),	/* RAM x start & end, each byte has 4 pixel, 32*4=128 */
+  U8X8_CAA(0x45, 0, 179),	/* RAM y start & end, 179 MAX */
+  
+  U8X8_CA(0x4e, 0),	/* set x pos, 0..31 */
+  U8X8_CA(0x4f, 0),	/* set y pos, 0...179 */
+
+  U8X8_CA(0xf0, 0x1f),	/* set booster feedback to internal */
+  U8X8_CA(0x22, 0xc0),	/* display update seq. option: enable clk, enable CP, .... todo: this is never activated */
+  
+  U8X8_C(0x32),	/* write LUT register*/
+
+#ifdef ORIGINAL_LUT
+  
+  /* wavefrom part of the LUT: absolute LUT... this will always force the destination color */
+  U8X8_A4(0x00,0x00,0x00,0x55),  /* step 0 */
+  U8X8_A4(0x00,0x00,0x55,0x55),	/* step 1 */
+  U8X8_A4(0x00,0x55,0x55,0x55),
+  U8X8_A4(0xAA,0xAA,0xAA,0xAA),
+  U8X8_A4(0x15,0x15,0x15,0x15),
+  U8X8_A4(0x05,0x05,0x05,0x05),
+  U8X8_A4(0x01,0x01,0x01,0x01),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),	/* step 19 */
+  
+  /* timing part of the LUT */
+  U8X8_A8(0x22,0xFB,0x22,0x1B,0x00,0x00,0x00,0x00),
+  U8X8_A(0x00),U8X8_A(0x00),
+
+#else
+
+  /* the following LUT will not change anything if the old and the new values are the same */
+  /* 03 02 01 00	13 12 11 10 	23 22 21 20	33 32 31 30 				original */
+  U8X8_A4(L(0, 0, 0, 0), 	L(0, 0, 0, 0), 	L(0, 0, 0, 0), 	L(0, 1, 1, 1)),		// 0x00,0x00,0x00,0x55,	step 0
+  U8X8_A4(L(0, 0, 0, 0), 	L(0, 0, 0, 0), 	L(1, 0, 1, 1), 	L(0, 1, 1, 1)),		// 0x00,0x00,0x55,0x55,	step 1
+  U8X8_A4(L(0, 0, 0, 0), 	L(1, 1, 0, 1), 	L(1, 0, 1, 1), 	L(0, 1, 1, 1)),		// 0x00,0x55,0x55,0x55,	step 2
+  U8X8_A4(L(2, 2, 2, 0), 	L(2, 2, 0, 2), 	L(2, 0, 2, 2), 	L(0, 2, 2, 2)),		// 0xAA,0xAA,0xAA,0xAA,	step 3
+  U8X8_A4(L(0, 1, 1, 0), 	L(0, 1, 0, 1), 	L(0, 0, 1, 1), 	L(0, 1, 1, 1)),		// 0x15,0x15,0x15,0x15,	step 4
+  U8X8_A4(L(0, 0, 1, 0), 	L(0, 0, 0, 1), 	L(0, 0, 1, 1), 	L(0, 0, 1, 1)),		// 0x05,0x05,0x05,0x05,	step 5
+  U8X8_A4(L(0, 0, 0, 0), 	L(0, 0, 0, 1), 	L(0, 0, 0, 1), 	L(0, 0, 0, 1)),		// 0x01,0x01,0x01,0x01,	step 6
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),
+  U8X8_A4(0x00,0x00,0x00,0x00),	/* step 19 */
+  
+  /* timing part of the LUT */
+  U8X8_A8(0x22,0xFB,0x22,0x1B,0x00,0x00,0x00,0x00),
+  U8X8_A(0x00),U8X8_A(0x00),
+
+#endif
+  
+  U8X8_CA(0x2c, 0xa0),	/* write vcom value*/
+  U8X8_CA(0x3c, 0x63),	/* select boarder waveform */
+  U8X8_CA(0x22, 0xc4),	/* display update seq. option: clk -> CP -> LUT -> initial display -> pattern display */
+    /* 0x0c4 is mentioned in chapter 9.2 of the GDE021A1 data sheet */
+  
+  U8X8_END_TRANSFER(),             	/* disable chip */
+  U8X8_END()             			/* end of sequence */
+};
+
+static const uint8_t u8x8_d_ssd1606_to_display_seq[] = {
+  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
+  
+  
+  //U8X8_CA(0x22, 0xc0),	/* display update seq. option: Enable clock and charge pump */
+  //U8X8_C(0x20),	/* execute sequence */
+  //U8X8_DLY(10),
+  /* strange, splitting 0x0c0 does not work reliable */
+  
+  U8X8_CA(0x22, 0xc4),	/* display update seq. option: clk -> CP -> LUT -> initial display -> pattern display */
+  U8X8_C(0x20),	/* execute sequence */
+  U8X8_DLY(250),	/* the sequence above requires about 970ms */
+  U8X8_DLY(250),
+  U8X8_DLY(250),
+  U8X8_DLY(230),
+  
+  U8X8_CA(0x22, 0x03),	/* disable clock and charge pump */
+  U8X8_DLY(200),		/* this requres about 270ms */
+  U8X8_DLY(90),  
+  
+  U8X8_END_TRANSFER(),             	/* disable chip */
+  U8X8_END()             			/* end of sequence */
+};
+
+static const uint8_t u8x8_d_ssd1606_172x72_powersave0_seq[] = {
+  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
+  U8X8_END_TRANSFER(),             	/* disable chip */
+  U8X8_END()             			/* end of sequence */
+};
+
+static const uint8_t u8x8_d_ssd1606_172x72_powersave1_seq[] = {
+  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
+  U8X8_END_TRANSFER(),             	/* disable chip */
+  U8X8_END()             			/* end of sequence */
+};
+
+static const uint8_t u8x8_d_ssd1606_172x72_flip0_seq[] = {
+  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
+  U8X8_END_TRANSFER(),             	/* disable chip */
+  U8X8_END()             			/* end of sequence */
+};
+
+static const uint8_t u8x8_d_ssd1606_172x72_flip1_seq[] = {
+  U8X8_START_TRANSFER(),             	/* enable chip, delay is part of the transfer start */
+  U8X8_END_TRANSFER(),             	/* disable chip */
+  U8X8_END()             			/* end of sequence */
+};
+
+
+static uint8_t *u8x8_convert_tile_for_ssd1606(uint8_t *t)
+{
+  uint8_t i;
+  uint16_t r;
+  static uint8_t buf[16];
+  uint8_t *pbuf = buf;
+
+  for( i = 0; i < 8; i++ )
+  {
+    r = u8x8_upscale_byte(~(*t++));
+    *pbuf++ = (r>>8) & 255;
+    *pbuf++ = r & 255;
+  }
+  return buf;
+}
+
+static void u8x8_d_ssd1606_draw_tile(u8x8_t *u8x8, uint8_t arg_int, void *arg_ptr) U8X8_NOINLINE;
+static void u8x8_d_ssd1606_draw_tile(u8x8_t *u8x8, uint8_t arg_int, void *arg_ptr)
+{
+  uint8_t x, c, page;
+  uint8_t *ptr;
+  u8x8_cad_StartTransfer(u8x8);
+
+  page = u8x8->display_info->tile_height;
+  page --;
+  page -= (((u8x8_tile_t *)arg_ptr)->y_pos);
+  page *= 2;
+
+
+  x = ((u8x8_tile_t *)arg_ptr)->x_pos;
+  x *= 8;
+  x += u8x8->x_offset;
+
+  u8x8_cad_SendCmd(u8x8, 0x00f );	/* scan start */
+  u8x8_cad_SendArg(u8x8, 0);
+
+  u8x8_cad_SendCmd(u8x8, 0x011 );	/* cursor increment mode */
+  u8x8_cad_SendArg(u8x8, 3);
+
+  u8x8_cad_SendCmd(u8x8, 0x045 );	/* window start column */
+  u8x8_cad_SendArg(u8x8, 0);
+  u8x8_cad_SendArg(u8x8, 179);		/* end of display */
+
+  u8x8_cad_SendCmd(u8x8, 0x044 );	/* window end page */
+  u8x8_cad_SendArg(u8x8, page);
+  u8x8_cad_SendArg(u8x8, page+1);
+
+  u8x8_cad_SendCmd(u8x8, 0x04f );	/* window column */
+  u8x8_cad_SendArg(u8x8, x);
+
+  u8x8_cad_SendCmd(u8x8, 0x04e );	/* window row */
+  u8x8_cad_SendArg(u8x8, page);
+
+  u8x8_cad_SendCmd(u8x8, 0x024 );
+  
+  do
+  {
+    c = ((u8x8_tile_t *)arg_ptr)->cnt;
+    ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
+    do
+    {
+      u8x8_cad_SendData(u8x8, 16, u8x8_convert_tile_for_ssd1606(ptr));
+      ptr += 8;
+      x += 8;
+      c--;
+    } while( c > 0 );
+    
+    arg_int--;
+  } while( arg_int > 0 );
+  
+  u8x8_cad_EndTransfer(u8x8);
+}
+
+
+static uint8_t u8x8_d_ssd1606_172x72_generic(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
+{
+  switch(msg)
+  {
+    /* handled by the calling function
+    case U8X8_MSG_DISPLAY_SETUP_MEMORY:
+      u8x8_d_helper_display_setup_memory(u8x8, &u8x8_ssd1606_172x72_display_info);
+      break;
+    */
+    case U8X8_MSG_DISPLAY_INIT:
+
+      u8x8_d_helper_display_init(u8x8);
+      u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1606_172x72_gde021a1_init_seq);    
+    
+      /* special code for the SSD1606... */
+      /* ensure that the initial buffer is clear and all eInk is set to white */
+      /* this is done here, because the LUT will be of that kind, that it uses the previous color */
+      /* make everything black */
+      u8x8_FillDisplay(u8x8);		
+      /* write content to the display */
+      u8x8_RefreshDisplay(u8x8);
+      /* now make everything clear */
+      u8x8_FillDisplay(u8x8);		
+      /* write content to the display */
+      u8x8_RefreshDisplay(u8x8);
+      /* now make everything clear */
+      u8x8_ClearDisplay(u8x8);		
+      /* write content to the display */
+      u8x8_RefreshDisplay(u8x8);
+
+      u8x8_ClearDisplay(u8x8);		
+      /* write content to the display */
+      u8x8_RefreshDisplay(u8x8);
+    
+      break;
+    case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
+/*
+      if ( arg_int == 0 )
+	u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1606_172x72_powersave0_seq);
+      else
+	u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1606_172x72_powersave1_seq);
+*/
+      break;
+    case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
+/*
+      if ( arg_int == 0 )
+      {
+	u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1606_172x72_flip0_seq);
+	u8x8->x_offset = u8x8->display_info->default_x_offset;
+      }
+      else
+      {
+	u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1606_172x72_flip1_seq);
+	u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
+      }
+*/
+      break;
+#ifdef U8X8_WITH_SET_CONTRAST
+    case U8X8_MSG_DISPLAY_SET_CONTRAST:
+      u8x8_cad_StartTransfer(u8x8);
+      u8x8_cad_SendCmd(u8x8, 0x081 );
+      u8x8_cad_SendArg(u8x8, arg_int );	/* ssd1306 has range from 0 to 255 */
+      u8x8_cad_EndTransfer(u8x8);
+      break;
+#endif
+    case U8X8_MSG_DISPLAY_DRAW_TILE:
+      u8x8_d_ssd1606_draw_tile(u8x8, arg_int, arg_ptr);
+      break;
+    case U8X8_MSG_DISPLAY_REFRESH:
+      u8x8_cad_SendSequence(u8x8, u8x8_d_ssd1606_to_display_seq);    
+      break;
+    default:
+      return 0;
+  }
+  return 1;
+}
+
+
+static const u8x8_display_info_t u8x8_ssd1606_172x72_display_info =
+{
+  /* chip_enable_level = */ 0,
+  /* chip_disable_level = */ 1,
+  
+  /* post_chip_enable_wait_ns = */ 120,
+  /* pre_chip_disable_wait_ns = */ 60,
+  /* reset_pulse_width_ms = */ 100, 	
+  /* post_reset_wait_ms = */ 100, 
+  /* sda_setup_time_ns = */ 50,		/* SSD1606: */
+  /* sck_pulse_width_ns = */ 100,	/* SSD1606: 100ns */
+  /* sck_clock_hz = */ 4000000UL,	/* since Arduino 1.6.0, the SPI bus speed in Hz. Should be  1000000000/sck_pulse_width_ns */
+  /* spi_mode = */ 0,		/* active high, rising edge */
+  /* i2c_bus_clock_100kHz = */ 4,
+  /* data_setup_time_ns = */ 40,
+  /* write_pulse_width_ns = */ 150,	
+  /* tile_width = */ 22,		/* 22*8 = 176 */
+  /* tile_hight = */ 9,		/* 9*8 = 72 */
+  /* default_x_offset = */ 0,
+  /* flipmode_x_offset = */ 0,
+  /* pixel_width = */ 172,
+  /* pixel_height = */ 72		
+};
+
+uint8_t u8x8_d_ssd1606_172x72(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
+{
+    if ( msg == U8X8_MSG_DISPLAY_SETUP_MEMORY )
+    {
+      u8x8_d_helper_display_setup_memory(u8x8, &u8x8_ssd1606_172x72_display_info);
+      return 1;
+    }
+    return u8x8_d_ssd1606_172x72_generic(u8x8, msg, arg_int, arg_ptr);
+}
+
+

src/clib/u8x8_display.c

@@ -115,16 +115,19 @@ void u8x8_SetContrast(u8x8_t *u8x8, uint8_t value)
   u8x8->display_cb(u8x8, U8X8_MSG_DISPLAY_SET_CONTRAST, value, NULL);  
 }
 
+void u8x8_RefreshDisplay(u8x8_t *u8x8)
+{
+  u8x8->display_cb(u8x8, U8X8_MSG_DISPLAY_REFRESH, 0, NULL);  
+}
 
-void u8x8_ClearDisplay(u8x8_t *u8x8)
+void u8x8_ClearDisplayWithTile(u8x8_t *u8x8, const uint8_t *buf)
 {
-  uint8_t buf[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
   u8x8_tile_t tile;
   uint8_t h;
 
   tile.x_pos = 0;
   tile.cnt = 1;
-  tile.tile_ptr = buf;
+  tile.tile_ptr = (uint8_t *)buf;		/* tile_ptr should be const, but isn't */
   
   h = u8x8->display_info->tile_height;
   tile.y_pos = 0;
@@ -135,3 +138,14 @@ void u8x8_ClearDisplay(u8x8_t *u8x8)
   } while( tile.y_pos < h );
 }
 
+void u8x8_ClearDisplay(u8x8_t *u8x8)
+{
+  uint8_t buf[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
+  u8x8_ClearDisplayWithTile(u8x8, buf);
+}
+
+void u8x8_FillDisplay(u8x8_t *u8x8)
+{
+  uint8_t buf[8] = { 255, 255, 255, 255, 255, 255, 255, 255 };
+  u8x8_ClearDisplayWithTile(u8x8, buf);
+}