Vermes
Advanced Member level 4
Program written in C. 1024 bytes buffer. Hardware TWI support.
What TWI can do:
- highlighting steered by PWM
- positioning everything to a pixel
- vertical, horizontal and oblique lines
- quadrangles
- circles
- bitmaps painting
- filling areas (black, white, pattern)
- negating areas
- defining own fonts and pictures
- bargrafs (up to 16)
- supplied fonts:
- 4x6 constant width
- 6x8 constant width
- 12x16 constant width
- height 8 variable width
- height 12 variable width
- height 12 variable width – bold
- height 14 variable width
- height 14 variable width – bold
- numbers 11x16 constant width
- numbers 16x21 constant width
- numbers 20x28 constant width
Link to original thread (useful C code) - LCD Graficzny na TWI (I2C)