4-Character 5 x 7 Dot Matrix line decor

In this form is possible to plan the peripheral one for the communication with the Dot matrix display (with controller integrated cmos)

Commands Print, Brght, Clear, Attrib, Blink, Test

Dot Matrix setup:

1. Formulation of the connections to the Pin RD, CE1, A1,A2,A0 E WR
2. number of device 1 o 2 (4 o 8 digit)
3. connection of the 8 pins of the Bus dates
4. Enable/Disable of the peripheral