- Cornelius Kleiner and Christian Kern - 22 Jul 2008

entity Description

The Entity has 4 Inputs and 3 Outputs.
Input Bits Function Output Bits Funktion
CLPD_CLK 1 Clock DISP_A_d 2 Adress Output
CHOOSE 1 Choose between displaying a predefined Output and a 16 bit hexadecimal number DISP_D_d 8 Data Output
ENTRY_IN 4 Choose predefined Output DISP_WR_d 1 Write Signal Output
ENTRY_SAVE_IN 16 Hexadecimal number

To choose between several predefined Outputs by setting ENTRY_IN, set CHOOSE to 1. Predefined Outputs:
value displayed word
0000 BUSY
0001 LVL1
0010 LVL2
0011 ERROR
0100 CALIBRATE
More predefined Outputs can eventually be added.

To display your own 16bit hexadecimal number, set CHOOSE to 0 and put your number to ENTRY_SAVE_IN.

code

Topic attachments
I Attachment Action Size Date Who Comment
display_ctrl.vhdvhd display_ctrl.vhd manage 16.8 K 22 Jul 2008 - 20:43 AttilioTarantola display VHDL source code
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Topic revision: r1 - 22 Jul 2008, AttilioTarantola
 
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