• Home_page
  • home1

Article Index

 

   1 line = 800 clocks but only the 640  are seen on the screen

  X value for char  and    Horizontal Counter

 bits 0 1 2  define the X postion in the char  now bits 3 - 7 show the  char position with a max position of 79  (4F ) hex 
 I have just split the counter as my font is (8*8) I do not need any more than splitting the counter.

 Y Values for Char   From the   Vertical  Counter

bits 0 1 2  define the Y postion in the char  now bits 3 - 7 show the  char position with a max position of 24 (18) hex 
 I have just split the counter as my font is (8*8) I do not need any more than splitting the counter.

Now Take the    Y postion      X poistion  and join them  you have how a the count  is 0 - 63   ( postion in font)

By simple looking at the counter I have created the addressing

© 2019 All Rights Reserved. Designed By Arie Lashansky

Please publish modules in offcanvas position.