ssd1306

This is pre-release before 1.7.0 version. It contains a lot of changes and is under verification now.

• Added support of VGA monitor (only for Atmega328p based EVKs). 2 modes: 128x64 monochrome and 96x40 color.
• Added API to set cursor position for ssd1306_print() and ssd1331_print8() functions
• Added lightweight UART API for Atmega328p (refer to documentation)
• Added support of Attiny24/Attiny44/Attiny84 controllers
• Improved Ssd1306Console implementation (for printing non-string types)
• Hal ssd1306 library layer is reworked to make it more clear
• Added rotation feature for ssd1331 oled displays
• Added Adafruit GFX support to the library (now you can use AdafruitGFX canvas in combination with ssd1306 library)

• Added full color mode support for ST7735, IL9163, SSD1351, SSD1331
• Added more demo examples

• Added more examples (for custom fonts)
• Fixed sh1106 issue with white bars on the right part of display
• Added drawLine() to NanoCanvas
• Updated Arkanoid8 sketch to make playing easier
• Added Ssd1306Console class (TinySSD1306 is removed)
• NanoCanvas1 now has no strict requirements on width value.
• Fixed bug in SDL spi emulation

• NanoEngine is updated with begin() method
• Examples are updated

• Added IL9163 display support (with rotation feature)
• Added ST7735 display support
• Added stm32duino support
• Reworked windows script for MinGW compilation
• Added demo for ssd1351 oled display
• Fixed compilation warnings in SDL core
• Completely reworked SDL core of library emulator
• Added PCD8544 to SDL emulator
• Reworked NanoCanvas1, NanoCanvas8, NanoCanvas16 classes (now they can be customized in the project)
• Faster built-in SPI implementation (1.5 times faster)
• Faster draw line functions
• Faster implementation of buffer draw in monochrome mode
• Fixed compilation for Raspberry
• And many other improvements

• Fixed arkanoid compilation
• Speed improvements

• Fixed ssd1351 spi speed (this type of OLED display supports only 4MHz SPI bus)
• Added NanoEngine support to be used for good graphics on very small micro controllers (256, 512 bytes)
• Lode runner game is reworked to use new NanoEngine
• Added new arkanoid8 game, that demonstrates using of NanoEngine
• Snowflakes is reworked to use NanoEngine. It can be run on all types of supported displays.
• Reworked functions to support 16-bit RGB oleds
• Documentation is updated with more details
• NanoCanvas1, NanoCanvas8 and NanoCanvas16 are added for buffered graphics.

• ssd1351 128x128 oled display support is added
• warning: API behavior change for setRamBlock

• Fixed software i2c for Attiny controllers

• Fixed demo for pcd8544
• Fixed pcd8544 LED display configuration
• Added spi support for plain avr gcc
• SAMD compilation fix
• fixed % char in default font

• Fixed examples (removed deprecated function usage)
• Added ssd1306_drawLine() function for all controllers.
• Added ssd1331_drawLine() hardware accelerated
• Added ssd1306_printFixedN() to print the text using scaled fonts.
• Fixed documentation for ssd1306_printFixed()

• Added raspberry support (i2c-dev).
• Now ssd1306_demo can be compiled on raspberry pi:
  cd ssd1306/tools && ./build_and_run.sh -p linux -f ssd1306_demo

• Fixed for fillRect from @drgallaci
• Fixed arkanoid for Attiny85

• Added support for SSD1331 RGB OLED display
• Arkanoid can run now with RGB OLED too

This version contains a lot of rework for future enhancements.
Important: library license is changed to MIT, allowing to use the library in any projects.

• Added hardware abstraction layer
• Library can be compiled now using plain gcc (no Arduino libraries are required). Tested for Atmega328p
  • Please, find Makefile.var files for use with plain gcc.
• Added TWI i2c support. Thus there are 3 available i2c interfaces: TWI, Wire, SW.
• Added new functions: ssd1306_printFixed(), ssd1306_printFixed2x(), ssd1306_setFixedFont(). They allow you to use any custom fixed font, you need: 6x8, 8x8, 12x16, 16x24, etc. Just make sure, that you have enough Flash.
• Max number of sprites in SpritePool is increased for ESP-based platforms.

• Added support for SAMD platform
• Added support for 12x16 font to NanoCanvas
• Arkanoid game can be compiled now for ESP32 and ESP8266

• snowflakes demo added
• fixed bug in sprite pool (wrong boundaries calculation)

• ESP32 i2c fix

• Added support for Digispark PRO
• Added TinySSD1306 class to make the work with LCD more comfortable.
• Added function to print double font size text.
• Fixed compilation for ESP32 (not officially supported)
• fixed bug in ssd1306_drawVLine (thanks to @MinusWall)

• Added new i2c API ssd1306_i2cInitEx(). It allows to specify alternate i2c pins for some boards.
• Updated documentation