Changes
/* On MiST version */
Do check the VRAM write speed also : is still a screen written at 50/60Hz ? do check vertical_counter/horizontal_counter scan related to that.
horizontal_counter=64, vertical_counter=38*(7+1)+7+0=311, so 64*311=19904, 19904/1000000=0.019904sec (1MHz), 1/0.019904=50.2411Hz, no problem by here...
== Effort done ==
