diff --git a/ChangeLog b/ChangeLog
index c00cd0c9..d21ad8fe 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -327,3 +327,5 @@ https://github.com/olikraus/u8g2 ChangeLog
   * GP1294AI 256X48 (issue 2213, PR 2222)
   * Bugfix for drawUTF8X2 with negative x values (issue 2228)
   * UC1628 256x128, 128x64 (issue 2260):
+  * U8x8 example for 90 degree string rotation (issue 2271)
+  
\ No newline at end of file
diff --git a/csrc/u8x8.h b/csrc/u8x8.h
index 2d54217c..a02b3cb4 100644
--- a/csrc/u8x8.h
+++ b/csrc/u8x8.h
@@ -1037,6 +1037,7 @@ uint8_t u8x8_d_gp1294ai_256x48(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void
 
 uint16_t u8x8_upscale_byte(uint8_t x) U8X8_NOINLINE;
 
+void u8x8_get_glyph_data(u8x8_t *u8x8, uint8_t encoding, uint8_t *buf, uint8_t tile_offset) U8X8_NOINLINE;
 
 void u8x8_utf8_init(u8x8_t *u8x8);
 uint16_t u8x8_ascii_next(u8x8_t *u8x8, uint8_t b);
diff --git a/csrc/u8x8_8x8.c b/csrc/u8x8_8x8.c
index 761246b4..7e1c873a 100644
--- a/csrc/u8x8_8x8.c
+++ b/csrc/u8x8_8x8.c
@@ -58,8 +58,8 @@ void u8x8_SetFont(u8x8_t *u8x8, const uint8_t *font_8x8)
    encoding: glyph for which the data is requested (must be between 0 and 255)
    buf: pointer to 8 bytes
 */
-static void u8x8_get_glyph_data(u8x8_t *u8x8, uint8_t encoding, uint8_t *buf, uint8_t tile_offset) U8X8_NOINLINE;
-static void u8x8_get_glyph_data(u8x8_t *u8x8, uint8_t encoding, uint8_t *buf, uint8_t tile_offset) 
+void u8x8_get_glyph_data(u8x8_t *u8x8, uint8_t encoding, uint8_t *buf, uint8_t tile_offset) U8X8_NOINLINE;
+void u8x8_get_glyph_data(u8x8_t *u8x8, uint8_t encoding, uint8_t *buf, uint8_t tile_offset) 
 {
   uint8_t first, last, tiles, i;
   uint16_t offset;
diff --git a/sys/arduino/u8x8/Rotate90/Makefile.184.uno b/sys/arduino/u8x8/Rotate90/Makefile.184.uno
new file mode 100644
index 00000000..09a91961
--- /dev/null
+++ b/sys/arduino/u8x8/Rotate90/Makefile.184.uno
@@ -0,0 +1,147 @@
+#
+# Makefile.180 for Arduino/AVR 
+#
+#  Note:
+#  	Display list make database: make -p -f/dev/null | less
+
+
+# Install path of the arduino software. Requires a '/' at the end.
+ARDUINO_PATH:=/home/kraus/prg/arduino-1.8.4/
+
+# Board (and prozessor) information: see $(ARDUINO_PATH)hardware/arduino/avr/boards.txt
+# Some examples:
+#	BOARD		DESCRIPTION
+#	uno			Arduino Uno
+#	atmega328	Arduino Duemilanove or Nano w/ ATmega328
+#	diecimila		Arduino Diecimila, Duemilanove, or Nano w/ ATmega168
+#	mega		Arduino Mega
+#	mega2560	Arduino Mega2560
+#	mini			Arduino Mini
+#	lilypad328	LilyPad Arduino w/ ATmega328  
+BOARD:=uno
+
+# The unix device where we can reach the arduino board
+# Uno: /dev/ttyACM0
+# Duemilanove: /dev/ttyUSB0
+AVRDUDE_PORT:=/dev/ttyACM0
+
+
+
+SRC_DIRS=$(ARDUINO_PATH)hardware/arduino/avr/cores/arduino/
+SRC_DIRS+=$(ARDUINO_PATH)hardware/arduino/avr/libraries/SPI/src/
+SRC_DIRS+=$(ARDUINO_PATH)hardware/arduino/avr/libraries/SPI/src/utility/
+SRC_DIRS+=$(ARDUINO_PATH)hardware/arduino/avr/libraries/Wire/src/
+SRC_DIRS+=$(ARDUINO_PATH)hardware/arduino/avr/libraries/Wire/src/utility/
+SRC_DIRS+=../../../../csrc/
+SRC_DIRS+=../../../../cppsrc/
+
+#=== suffixes ===
+.SUFFIXES: .elf .hex .ino
+
+#=== identify user files ===
+INOSRC:=$(shell ls *.ino)
+TARGETNAME=$(basename $(INOSRC))
+
+#=== internal names ===
+LIBNAME:=$(TARGETNAME).a
+ELFNAME:=$(TARGETNAME).elf
+HEXNAME:=$(TARGETNAME).hex
+BINNAME:=$(TARGETNAME).bin
+DISNAME:=$(TARGETNAME).dis
+MAPNAME:=$(TARGETNAME).map
+
+#=== replace standard tools ===
+CC:=$(ARDUINO_PATH)hardware/tools/avr/bin/avr-gcc
+CXX:=$(ARDUINO_PATH)hardware/tools/avr/bin/avr-g++
+AR:=$(ARDUINO_PATH)hardware/tools/avr/bin/avr-gcc-ar
+OBJCOPY:=$(ARDUINO_PATH)hardware/tools/avr/bin/avr-objcopy
+OBJDUMP:=$(ARDUINO_PATH)hardware/tools/avr/bin/avr-objdump
+SIZE:=$(ARDUINO_PATH)hardware/tools/avr/bin/avr-size
+
+AVRDUDE = $(ARDUINO_PATH)hardware/tools/avr/bin/avrdude
+
+
+#=== get values from boards.txt ===
+BOARDS_TXT:=$(ARDUINO_PATH)hardware/arduino/avr/boards.txt
+
+# get the MCU value from the $(BOARD).build.mcu variable. For the atmega328 board this is atmega328p
+MCU:=$(shell sed -n -e "s/$(BOARD).build.mcu=\(.*\)/\1/p" $(BOARDS_TXT))
+# get the F_CPU value from the $(BOARD).build.f_cpu variable. For the atmega328 board this is 16000000
+F_CPU:=$(shell sed -n -e "s/$(BOARD).build.f_cpu=\(.*\)/\1/p" $(BOARDS_TXT))
+# get variant subfolder
+VARIANT:=$(shell sed -n -e "s/$(BOARD).build.variant=\(.*\)/\1/p" $(BOARDS_TXT))
+UPLOAD_SPEED:=$(shell sed -n -e "s/$(BOARD).upload.speed=\(.*\)/\1/p" $(BOARDS_TXT))
+# get the AVRDUDE_PROGRAMMER value from the $(BOARD).upload.protocol variable. For the atmega328 board this is stk500
+UPLOAD_PROTOCOL:=$(shell sed -n -e "s/$(BOARD).upload.protocol=\(.*\)/\1/p" $(BOARDS_TXT))
+# use stk500v1, because stk500 will default to stk500v2
+#UPLOAD_PROTOCOL:=stk500v1
+
+AVRDUDE_FLAGS = -V -F
+AVRDUDE_FLAGS += -C $(ARDUINO_PATH)/hardware/tools/avr/etc/avrdude.conf
+AVRDUDE_FLAGS += -p $(MCU)
+AVRDUDE_FLAGS += -P $(AVRDUDE_PORT)
+AVRDUDE_FLAGS += -c $(UPLOAD_PROTOCOL) 
+AVRDUDE_FLAGS += -b $(UPLOAD_SPEED)
+AVRDUDE_FLAGS += -U flash:w:$(HEXNAME)
+
+#=== get all include dirs ===
+INC_DIRS:=. $(SRC_DIRS) $(ARDUINO_PATH)hardware/arduino/avr/variants/$(VARIANT)
+INC_OPTS:=$(addprefix -I,$(INC_DIRS))
+
+#=== get all source files ===
+CSRC:=$(shell ls $(addsuffix *.c,$(SRC_DIRS)) 2>/dev/null) 
+CPPSRC:=$(shell ls $(addsuffix *.cpp,$(SRC_DIRS)) 2>/dev/null)
+
+#=== get all obj files ===
+COBJ:=$(CSRC:.c=.o)
+CPPOBJ:=$(CPPSRC:.cpp=.o)
+OBJ:=$(COBJ) $(CPPOBJ) $(TARGETNAME).o
+
+
+#=== options ===
+
+COMMON_FLAGS = -g -Os -DF_CPU=$(F_CPU) -mmcu=$(MCU) 
+COMMON_FLAGS +=-DARDUINO=10800 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR
+COMMON_FLAGS +=-ffunction-sections -fdata-sections -MMD -flto -fno-fat-lto-objects
+COMMON_FLAGS +=$(INC_OPTS)
+CFLAGS:=$(COMMON_FLAGS) -std=gnu99 -Wstrict-prototypes  -Wall -Wextra
+CXXFLAGS:=$(COMMON_FLAGS) -std=gnu++11 -fpermissive -fno-exceptions
+LDFLAGS:=-g -Os  -flto -fuse-linker-plugin -Wl,--gc-sections -mmcu=$(MCU) -Wl,-Map=$(MAPNAME)
+ 
+LDLIBS:=-lm
+
+all: $(HEXNAME) $(DISNAME)
+	$(SIZE) $(ELFNAME)
+
+.PHONY: debug
+debug: 
+	@echo $(MCU) $(F_CPU) $(VARIANT) $(UPLOAD_SPEED) $(UPLOAD_PROTOCOL)
+	@echo $(SRC_DIRS)
+	@echo $(CSRC)
+	@echo $(CPPSRC)
+	@echo $(INC_OPTS)
+
+.PHONY: clean
+clean:
+	$(RM) $(OBJ) $(HEXNAME) $(ELFNAME) $(LIBNAME) $(DISNAME) $(MAPNAME) $(BINNAME)
+
+.PHONY: upload
+upload: $(HEXNAME)
+	stty -F $(AVRDUDE_PORT) hupcl
+	$(AVRDUDE) $(AVRDUDE_FLAGS)
+
+# implicit rules
+.ino.cpp:
+	@cp $< $@
+	
+.elf.hex:
+	@$(OBJCOPY) -O ihex -R .eeprom $< $@
+
+# explicit rules
+$(ELFNAME): $(LIBNAME)($(OBJ)) 
+	$(LINK.o) $(LFLAGS) $(LIBNAME) $(LDLIBS) -o $@
+
+$(DISNAME): $(ELFNAME)
+	$(OBJDUMP) -D -S $< > $@
+
+	
diff --git a/sys/arduino/u8x8/Rotate90/Rotate90.ino b/sys/arduino/u8x8/Rotate90/Rotate90.ino
new file mode 100644
index 00000000..f272d6ec
--- /dev/null
+++ b/sys/arduino/u8x8/Rotate90/Rotate90.ino
@@ -0,0 +1,359 @@
+/*
+
+  Rotate90.ino
+  
+  90 degree rotation for a string
+
+  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.  
+
+*/
+
+#include <Arduino.h>
+#include <U8x8lib.h>
+
+#ifdef U8X8_HAVE_HW_SPI
+#include <SPI.h>
+#endif
+
+// Please UNCOMMENT one of the contructor lines below
+// U8x8 Contructor List 
+// The complete list is available here: https://github.com/olikraus/u8g2/wiki/u8x8setupcpp
+// Please update the pin numbers according to your setup. Use U8X8_PIN_NONE if the reset pin is not connected
+//U8X8_NULL u8x8;	// null device, a 8x8 pixel display which does nothing
+U8X8_SSD1306_128X64_NONAME_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1306_128X64_NONAME_4W_HW_SPI u8x8(/* cs=*/ 6, /* dc=*/ 4, /* reset=*/ 12);	// Arduboy (DevKit)
+//U8X8_SSD1306_128X64_NONAME_4W_HW_SPI u8x8(/* cs=*/ 12, /* dc=*/ 4, /* reset=*/ 6);	// Arduboy 10 (Production, Kickstarter Edition)
+//U8X8_SSD1306_128X64_NONAME_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1306_128X64_NONAME_3W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* reset=*/ 8);
+//U8X8_SSD1306_128X64_NONAME_3W_HW_SPI u8x8(/* cs=*/ 10, /* reset=*/ 8);
+//U8X8_SSD1306_128X64_NONAME_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE); 	      
+//U8X8_SSD1306_128X64_ALT0_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE); 	      // same as the NONAME variant, but may solve the "every 2nd line skipped" problem
+//U8X8_SSD1306_128X64_NONAME_SW_I2C u8x8(/* clock=*/ 2, /* data=*/ 0, /* reset=*/ U8X8_PIN_NONE); 	      // Digispark ATTiny85
+//U8X8_SSD1306_128X64_NONAME_SW_I2C u8x8(/* clock=*/ SCL, /* data=*/ SDA, /* reset=*/ U8X8_PIN_NONE);   // OLEDs without Reset of the Display
+//U8X8_SSD1306_128X64_VCOMH0_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// same as the NONAME variant, but maximizes setContrast() range
+//U8X8_SSD1306_128X64_ALT0_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// same as the NONAME variant, but may solve the "every 2nd line skipped" problem
+//U8X8_SSD1306_102X64_EA_OLEDS102_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// same as the NONAME variant, but may solve the "every 2nd line skipped" problem
+//U8X8_SSD1312_128X64_NONAME_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1312_128X64_NONAME_SW_I2C u8x8(/* clock=*/ SCL, /* data=*/ SDA, /* reset=*/ 8);
+//U8X8_SSD1312_128X64_NONAME_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);
+//U8X8_SH1106_128X64_NONAME_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SH1106_128X64_NONAME_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);
+//U8X8_SH1106_128X64_VCOMH0_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// same as the NONAME variant, but maximizes setContrast() range
+//U8X8_SH1106_128X64_WINSTAR_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// same as the NONAME variant, but uses updated SH1106 init sequence
+//U8X8_SH1106_128X32_VISIONOX_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE); 
+//U8X8_SH1106_128X32_VISIONOX_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SH1106_72X40_WISE_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SH1107_64X128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SH1107_128X128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SH1107_128X128_HW_I2C u8x8(/* reset=*/ 8);
+//U8X8_SH1107_128X80_HW_I2C u8x8(/* reset=*/ 8);
+//U8X8_SH1107_PIMORONI_128X128_HW_I2C u8x8(/* reset=*/ 8);
+//U8X8_SH1107_SEEED_128X128_SW_I2C u8x8(/* clock=*/ SCL, /* data=*/ SDA, /* reset=*/ U8X8_PIN_NONE);
+//U8X8_SH1107_SEEED_128X128_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);
+//U8X8_SH1107_SEEED_96X96_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SH1108_128X160_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SH1108_160X160_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1306_128X32_UNIVISION_SW_I2C u8x8(/* clock=*/ SCL, /* data=*/ SDA, /* reset=*/ U8X8_PIN_NONE);   // Adafruit Feather ESP8266/32u4 Boards + FeatherWing OLED
+//U8X8_SSD1306_128X32_UNIVISION_SW_I2C u8x8(/* clock=*/ 21, /* data=*/ 20, /* reset=*/ U8X8_PIN_NONE);   // Adafruit Feather M0 Basic Proto + FeatherWing OLED
+//U8X8_SSD1306_128X32_UNIVISION_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);   // Adafruit ESP8266/32u4/ARM Boards + FeatherWing OLED
+//U8X8_SSD1306_128X32_UNIVISION_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE, /* clock=*/ SCL, /* data=*/ SDA);   // pin remapping with ESP8266 HW I2C
+//U8X8_SSD1306_128X32_WINSTAR_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE, /* clock=*/ SCL, /* data=*/ SDA);   // pin remapping with ESP8266 HW I2C
+//U8X8_SSD1306_64X48_ER_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);   // EastRising 0.66" OLED breakout board, Uno: A4=SDA, A5=SCL, 5V powered
+//U8X8_SSD1306_48X64_WINSTAR_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);
+//U8X8_SSD1306_64X32_NONAME_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);  
+//U8X8_SSD1306_64X32_1F_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);  
+//U8X8_SSD1306_96X16_ER_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);   // EastRising 0.69"
+//U8X8_SSD1306_72X40_ER_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);   // EastRising 0.42"
+//U8X8_SSD1306_96X40_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);
+//U8X8_SSD1306_96X39_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);
+//U8X8_SSD1306_128X64_NONAME_6800 u8x8(13, 11, 2, 3, 4, 5, 6, A4, /*enable=*/ 7, /*cs=*/ 10, /*dc=*/ 9, /*reset=*/ 8);
+//U8X8_SSD1306_128X64_NONAME_8080 u8x8(13, 11, 2, 3, 4, 5, 6, A4, /*enable=*/ 7, /*cs=*/ 10, /*dc=*/ 9, /*reset=*/ 8);
+//U8X8_SSD1309_128X64_NONAME0_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1309_128X64_NONAME0_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1309_128X64_NONAME2_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1309_128X64_NONAME2_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1316_128X32_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1316_128X32_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1316_96X32_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1316_96X32_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1317_96X96_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // not tested, not confirmed
+//U8X8_SSD1317_96X96_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // not tested, not confirmed
+//U8X8_SSD1318_128X96_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1318_128X96_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1320_160X132_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1320_160X132_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1320_160X80_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1320_160X80_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_SSD1322_240X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1322_NHD_256X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1322_NHD_256X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1362_256X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1362_256X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1362_206X36_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1362_206X36_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1322_NHD_128X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1322_NHD_128X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1325_NHD_128X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1325_NHD_128X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	
+//U8X8_SSD0323_OS128064_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD0323_OS128064_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	
+//U8X8_SSD1326_ER_256X32_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);         // experimental driver for ER-OLED018-1
+//U8X8_SSD1327_SEEED_96X96_SW_I2C u8x8(/* clock=*/ SCL, /* data=*/ SDA, /* reset=*/ U8X8_PIN_NONE);	// Seeedstudio Grove OLED 96x96
+//U8X8_SSD1327_SEEED_96X96_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE);	// Seeedstudio Grove OLED 96x96
+//U8X8_SSD1327_EA_W128128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_EA_W128128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_MIDAS_128X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_MIDAS_128X128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_ZJY_128X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_ZJY_128X128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_WS_128X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_WS_128X128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_VISIONOX_128X96_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1327_VISIONOX_128X96_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1329_128X96_NONAME_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1329_128X96_NONAME_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	
+//U8X8_SSD1329_96X96_NONAME_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1329_96X96_NONAME_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	
+//U8X8_SSD1329_96X96_NONAME_4W_HW_SPI u8x8(/* cs=*/ A4, /* dc=*/ A2, /* reset=*/ U8X8_PIN_NONE); //  Adafruit Feather 32u4 Basic Proto
+//U8X8_SSD1305_128X32_NONAME_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1305_128X32_NONAME_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1305_128X32_ADAFRUIT_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1305_128X32_ADAFRUIT_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1305_128X64_ADAFRUIT_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1305_128X64_ADAFRUIT_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1305_128X64_RAYSTAR_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_SSD1305_128X64_RAYSTAR_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_KS0108_128X64 u8x8(8, 9, 10, 11, 4, 5, 6, 7, /*enable=*/ 18, /*dc=*/ 17, /*cs0=*/ 14, /*cs1=*/ 15, /*cs2=*/ U8X8_PIN_NONE, /* reset=*/  U8X8_PIN_NONE); 	// Set R/W to low!
+//U8X8_KS0108_ERM19264 u8x8(8, 9, 10, 11, 4, 5, 6, 7, /*enable=*/ 18, /*dc=*/ 17, /*cs0=*/ 14, /*cs1=*/ 15, /*cs2=*/ 16, /* reset=*/  U8X8_PIN_NONE); 	// Set R/W to low!
+//U8X8_HD44102_100X64 u8x8(4, 5, 6, 7, 8, 9, 10, 11, /*enable=*/ 2, /*dc=*/ 3, /*cs0=*/ A0, /*cs1=*/ A1, /*cs2=*/ A2, /* reset=*/  U8X8_PIN_NONE); 	// Set R/W to low!
+//U8X8_T7932_150X32 u8x8(4, 5, 6, 7, 8, 9, 10, 11, /*enable=*/ 2, /*dc=*/ 3, /*cs0=*/ A0, /*cs1=*/ A1, /*cs2=*/ A2, /* reset=*/  U8X8_PIN_NONE); 	// Set R/W to low!
+//U8X8_UC1701_EA_DOGS102_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1701_EA_DOGS102_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_PCD8544_84X48_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// Nokia 5110 Display
+//U8X8_PCD8544_84X48_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);							// Nokia 5110 Display
+//U8X8_PCF8812_96X65_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// Could be also PCF8814
+//U8X8_PCF8812_96X65_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);			// Could be also PCF8814
+//U8X8_HX1230_96X68_3W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* reset=*/ 8);
+//U8X8_HX1230_96X68_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7528_ERC16064_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7528_ERC16064_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7539_192X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7539_192X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_EA_DOGM128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_EA_DOGM128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_64128N_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_64128N_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_EA_DOGM132_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ U8X8_PIN_NONE);	// DOGM132 Shield
+//U8X8_ST7565_EA_DOGM132_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ U8X8_PIN_NONE);	// DOGM132 Shield
+//U8X8_ST7565_ZOLEN_128X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_ZOLEN_128X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_LM6059_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// Adafruit ST7565 GLCD
+//U8X8_ST7565_LM6059_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// Adafruit ST7565 GLCD
+//U8X8_ST7565_KS0713_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// KS0713 controller
+//U8X8_ST7565_KS0713_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		// KS0713 controller
+//U8X8_ST7565_LX12864_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	
+//U8X8_ST7565_LX12864_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);		
+//U8X8_ST7565_ERC12864_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_ERC12864_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_ERC12864_ALT_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); // contrast improved version for ERC12864
+//U8X8_ST7565_ERC12864_ALT_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// contrast improved version for ERC12864
+//U8X8_ST7565_NHD_C12832_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_NHD_C12832_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_NHD_C12864_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_NHD_C12864_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_JLX12864_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7565_JLX12864_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7567_PI_132X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 7, /* dc=*/ 9, /* reset=*/ 8);  // Pax Instruments Shield, LCD_BL=6
+//U8X8_ST7567_PI_132X64_4W_HW_SPI u8x8(/* cs=*/ 7, /* dc=*/ 9, /* reset=*/ 8);  // Pax Instruments Shield, LCD_BL=6
+//U8X8_ST7567_JLX12864_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 7, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_ST7567_JLX12864_4W_HW_SPI u8x8(/* cs=*/ 7, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7567_122X32_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 7, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_ST7567_122X32_4W_HW_SPI u8x8(/* cs=*/ 7, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7567_OS12864_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 7, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_ST7567_OS12864_4W_HW_SPI u8x8(/* cs=*/ 7, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7567_ENH_DG128064_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7567_ENH_DG128064_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7567_ENH_DG128064I_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7567_ENH_DG128064I_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7567_64X32_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE); 
+//U8X8_ST7567_HEM6432_HW_I2C u8x8(/* reset=*/ U8X8_PIN_NONE); 
+//U8X8_ST7567_ERC13232_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7567_ERC13232_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_ST7571_128X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7571_128X128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7571_128X96_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST7571_128X96_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75160_JM16096_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75160_JM16096_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX172104_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX172104_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX19296_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX19296_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX16080_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX16080_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX256128_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX256128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_WO256X128_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_WO256X128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX256160_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX256160_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX256160M_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX256160M_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX256160_ALT_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX256160_ALT_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX240160_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX240160_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75256_JLX25664_2ND_HW_I2C u8x8(/* reset=*/ 8);	// Due, 2nd I2C
+//U8X8_ST75320_JLX320240_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_ST75320_JLX320240_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_NT7534_TG12864R_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_NT7534_TG12864R_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_ST7588_JLX12864_SW_I2C u8x8(/* clock=*/ SCL, /* data=*/ SDA, /* reset=*/ 5);  
+//U8X8_ST7588_JLX12864_HW_I2C u8x8(/* reset=*/ 5);
+//U8X8_IST3020_ERC19264_6800 u8x8(44, 43, 42, 41, 40, 39, 38, 37,  /*enable=*/ 28, /*cs=*/ 32, /*dc=*/ 30, /*reset=*/ 31); // Connect WR pin with GND
+//U8X8_IST3020_ERC19264_8080 u8x8(44, 43, 42, 41, 40, 39, 38, 37,  /*enable=*/ 29, /*cs=*/ 32, /*dc=*/ 30, /*reset=*/ 31); // Connect RD pin with 3.3V
+//U8X8_IST3020_ERC19264_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_IST7920_128X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); // Round display
+//U8X8_IST7920_128X128_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); // Round display
+//U8X8_UC1601_128X32_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_UC1601_128X32_3W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* reset=*/ 8);
+//U8X8_UC1601_128X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_UC1604_JLX19264_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_UC1604_JLX19264_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_UC1609_SLG19264_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_UC1609_SLG19264_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  
+//U8X8_UC1608_ERC24064_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // Due, SW SPI, ERC24064-1 Test Board 
+//U8X8_UC1608_DEM240064_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);  // Due, SW SPI, ERC24064-1 Test Board 
+//U8X8_UC1608_ERC240120_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1608_240X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_UC1610_EA_DOGXL160_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/  U8X8_PIN_NONE);
+//U8X8_UC1610_EA_DOGXL160_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/  U8X8_PIN_NONE);
+//U8X8_UC1611_EA_DOGM240_2ND_HW_I2C u8x8(/* reset=*/ 8);	// Due, 2nd I2C, DOGM240 Test Board
+//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_UC1611_IDS4073_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8); 
+//U8X8_UC1611_IDS4073_4W_HW_SPI u8x8( /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1611_EW50850_8080 u8x8(8, 9, 10, 11, 4, 5, 6, 7,  /*enable=*/ 18, /*cs=*/ 3, /*dc=*/ 16, /*reset=*/ 17); // 240x160, Connect RD/WR1 pin with 3.3V, CS is aktive high
+//U8X8_UC1611_CG160160_8080 u8x8(8, 9, 10, 11, 4, 5, 6, 7,  /*enable=*/ 18, /*cs=*/ 3, /*dc=*/ 16, /*reset=*/ 17); // Connect WR1 and CD1 pin with 3.3V, connect CS0 with cs, WR0 with enable, CD with dc
+//U8X8_UC1617_JLX128128_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1617_JLX128128_4W_HW_SPI u8x8( /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1628_128X64_8080 u8x8(8, 9, 10, 11, 4, 5, 6, 7,  /*enable=*/ 18, /*cs=*/ 3, /*dc=*/ 16, /*reset=*/ 17); // UC1628 pin names: enable: /WR, dc: CD
+//U8X8_UC1628_128X64_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1628_128X64_4W_HW_SPI u8x8( /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1628_256X128_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1628_256X128_4W_HW_SPI u8x8( /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1638_192X96_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1638_192X96_4W_HW_SPI u8x8( /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1638_192X96_SW_I2C u8x8(/* clock=*/ 13, /* data=*/ 11, /* reset=*/ 8);  // u8g2 test board: I2C clock/data is same as SPI, I2C default address is 0x78
+//U8X8_UC1638_240X128_4W_SW_SPI u8x8( /* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1638_240X128_4W_HW_SPI u8x8( /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_UC1638_240X128_SW_I2C u8x8(/* clock=*/ 13, /* data=*/ 11, /* reset=*/ 8);  // u8g2 test board: I2C clock/data is same as SPI, I2C default address is 0x78
+//U8X8_SSD1606_172X72_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// eInk/ePaper Display
+//U8X8_SSD1607_200X200_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// eInk/ePaper Display, original LUT from embedded artists
+//U8X8_SSD1607_GS_200X200_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// Good Display
+//U8X8_SSD1607_WS_200X200_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// Waveshare
+//U8X8_IL3820_296X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// eInk/ePaper Display, original LUT
+//U8X8_IL3820_V2_296X128_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);	// eInk/ePaper Display, optimized (lesser screen flicker)
+//U8X8_ST7511_AVD_320X240_8080 u8x8(13, 11, 2, 3, 4, 5, 6, A4, /*enable/WR=*/ 7, /*cs=*/ 10, /*dc=*/ 9, /*reset=*/ 8); // Connect RD pin with 3.3V/5V
+//U8X8_S1D15300_LM6023_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_S1D15300_LM6023_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_S1D15721_240X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_S1D15721_240X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_GU800_128X64_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_GU800_128X64_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_GU800_160X16_4W_SW_SPI u8x8(/* clock=*/ 13, /* data=*/ 11, /* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+//U8X8_GU800_160X16_4W_HW_SPI u8x8(/* cs=*/ 10, /* dc=*/ 9, /* reset=*/ 8);
+
+
+// End of constructor list
+
+
+void setup(void)
+{
+  /* U8g2 Project: SSD1306 Test Board */
+  //pinMode(10, OUTPUT);
+  //pinMode(9, OUTPUT);
+  //digitalWrite(10, 0);
+  //digitalWrite(9, 0);		
+  
+  /* U8g2 Project: KS0108 Test Board */
+  //pinMode(16, OUTPUT);
+  //digitalWrite(16, 0);	
+  
+  u8x8.begin();
+  u8x8.setPowerSave(0);
+}
+static uint8_t *rotate90(uint8_t *buf)
+{
+  static uint8_t rbuf[8];
+  uint8_t i, h;
+  uint8_t *p;
+  uint8_t j;
+  for( i = 0; i < 8; i++)
+    rbuf[i] = 0;
+  for( i = 0; i < 8; i++ )
+  {
+    h = buf[i];
+    p = rbuf;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+  }
+  return rbuf;
+}
+
+void u8x8_draw_glyph_90(u8x8_t *u8x8, uint8_t x, uint8_t y, uint8_t encoding)
+{
+  static uint8_t buf[8];
+  u8x8_get_glyph_data(u8x8, encoding, buf, 0);
+  u8x8_DrawTile(u8x8, x, y, 1, rotate90(buf));
+}
+
+void u8x8_draw_string_90(u8x8_t *u8x8, uint8_t x, uint8_t y, const char *s)
+{
+  while(*s != '\0')
+    u8x8_draw_glyph_90(u8x8, x, y++, *s++); 
+}
+
+void loop(void)
+{
+  u8x8.setFont(u8x8_font_chroma48medium8_r);
+  u8x8.drawString(0,1,"Abcd");
+  u8x8_draw_string_90(u8x8.getU8x8(), 0, 2, "Abcd");
+  
+  u8x8.refreshDisplay();		// only required for SSD1606/7  
+  delay(2000);
+}
diff --git a/sys/sdl/8x8_rotate/Makefile b/sys/sdl/8x8_rotate/Makefile
new file mode 100644
index 00000000..2dc1ad96
--- /dev/null
+++ b/sys/sdl/8x8_rotate/Makefile
@@ -0,0 +1,12 @@
+CFLAGS = -g -Wall -I../../../csrc/.  `sdl2-config --cflags`
+
+SRC = $(shell ls ../../../csrc/*.c) $(shell ls ../common/*.c ) main.c 
+
+OBJ = $(SRC:.c=.o)
+
+helloworld: $(OBJ) 
+	$(CC) $(CFLAGS) $(LDFLAGS) $(OBJ) `sdl2-config --libs` -o u8g2_sdl
+
+clean:	
+	-rm $(OBJ) u8g2_sdl
+
diff --git a/sys/sdl/8x8_rotate/main.c b/sys/sdl/8x8_rotate/main.c
new file mode 100644
index 00000000..9d179f13
--- /dev/null
+++ b/sys/sdl/8x8_rotate/main.c
@@ -0,0 +1,106 @@
+#include "u8x8.h"
+
+u8x8_t u8x8;
+
+
+void show(uint8_t *buf)
+{
+  uint8_t i, j;
+  for( i = 0; i < 8; i++ )
+  {
+    printf("%02x ", buf[i]);
+    for( j = 0; j < 8; j++ )
+    {
+      if ( buf[i] & (1<<(7-j)) )
+        printf("*");
+      else
+        printf(".");
+    }
+    printf("\n");
+  }
+}
+
+/*
+static uint8_t *rotate270(uint8_t *buf)
+{
+  static uint8_t rbuf[8];
+  uint8_t i, h;
+  uint8_t *p;
+  for( i = 0; i < 8; i++)
+    rbuf[i] = 0;
+  for( i = 0; i < 8; i++ )
+  {
+    h = buf[i];
+    p = rbuf;
+    *p<<=1; *p |= (h&1); h >>= 1; p++;
+    *p<<=1; *p |= (h&1); h >>= 1; p++;
+    *p<<=1; *p |= (h&1); h >>= 1; p++;
+    *p<<=1; *p |= (h&1); h >>= 1; p++;
+    *p<<=1; *p |= (h&1); h >>= 1; p++;
+    *p<<=1; *p |= (h&1); h >>= 1; p++;
+    *p<<=1; *p |= (h&1); h >>= 1; p++;
+    *p<<=1; *p |= (h&1); h >>= 1; p++;
+  }
+  return rbuf;
+}
+*/
+
+
+static uint8_t *rotate90(uint8_t *buf)
+{
+  static uint8_t rbuf[8];
+  uint8_t i, h;
+  uint8_t *p;
+  uint8_t j;
+  for( i = 0; i < 8; i++)
+    rbuf[i] = 0;
+  for( i = 0; i < 8; i++ )
+  {
+    h = buf[i];
+    p = rbuf;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+    *p>>=1; *p |= (h&128); h <<= 1; p++;
+  }
+  return rbuf;
+}
+
+void u8x8_draw_glyph_90(u8x8_t *u8x8, uint8_t x, uint8_t y, uint8_t encoding)
+{
+  static uint8_t buf[8];
+  u8x8_get_glyph_data(u8x8, encoding, buf, 0);
+  u8x8_DrawTile(u8x8, x, y, 1, rotate90(buf));
+}
+
+void u8x8_draw_string_90(u8x8_t *u8x8, uint8_t x, uint8_t y, const char *s)
+{
+  while(*s != '\0')
+    u8x8_draw_glyph_90(u8x8, x, y++, *s++); 
+}
+
+int main(void)
+{
+  
+  u8x8_Setup_SDL_128x64(&u8x8);
+  u8x8_InitDisplay(&u8x8);  
+
+  u8x8_SetFont(&u8x8, u8x8_font_victoriabold8_r);
+  
+  
+  u8x8_DrawString(&u8x8, 1, 1, "Abcd");
+  u8x8_draw_string_90(&u8x8, 1,2, "Abcd");
+  //u8x8_draw_glyph_90(&u8x8, 1, 4, 'B'); 
+
+
+  while( u8g_sdl_get_key() < 0 )
+    ;
+  
+  
+  return 0;
+}
+
diff --git a/tools/release/arduino/create_release.sh b/tools/release/arduino/create_release.sh
index d0b58760..3197cab2 100755
--- a/tools/release/arduino/create_release.sh
+++ b/tools/release/arduino/create_release.sh
@@ -217,6 +217,10 @@ cp ../../../sys/arduino/u8x8/MessageBox/*.ino ../../../../U8g2_Arduino/examples/
 mkdir ../../../../U8g2_Arduino/examples/u8x8/ArduboyTest
 cp ../../../sys/arduino/u8x8/ArduboyTest/*.ino ../../../../U8g2_Arduino/examples/u8x8/ArduboyTest/.
 
+mkdir ../../../../U8g2_Arduino/examples/u8x8/Rotate90
+cp ../../../sys/arduino/u8x8/Rotate90/*.ino ../../../../U8g2_Arduino/examples/u8x8/Rotate90/.
+
+
 # copy other files
 cp ../../../ChangeLog ./../../../../U8g2_Arduino/extras/.
 
diff --git a/tools/release/print_release.sh b/tools/release/print_release.sh
index 8fa9c9b6..3a588e00 100755
--- a/tools/release/print_release.sh
+++ b/tools/release/print_release.sh
@@ -1,2 +1,2 @@
 # without 'v' prefix
-echo -n "2.35.6"
+echo -n "2.35.7"