DO-CPLD-DK-G Xilinx Inc, DO-CPLD-DK-G Datasheet - Page 77

• Manufacturer Part Number: DO-CPLD-DK-G
• Description: KIT DESIGN CPLD W/BATT HOLDER
• Manufacturer: Xilinx Inc
• Series: CoolRunner™- IIr
• Type: CPLDr

Specifications of DO-CPLD-DK-G

• Contents: Proto Board, Download Cable, Samples, Software
• For Use With/related Products: CoolRunner-ll, XC9500XL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 122-1512

Programmable Logic Design
June 12, 2006
R
14. The Edit Condition dialog will appear. In the Edit Condition window, set a
15. Repeat for the other transitions:
16. Finally, declare the vector TIMER by clicking on the button on the left-hand side of the
17. Drop the marker on the page, double-click on it, and enter the name “TIMER” with a
transition to occur when timer is 1111 by editing the Condition field to TIMER =
“1111.” (Don’t forget the double quotes (“), as these are part of VHDL syntax.).
a.
b. Transition GREEN to AMBER, TIMER = “0011”
c.
Hence, the traffic light completes a RED, REDAMB, GREEN, AMBER once every three
cycles of the counter.
toolbar.
width of 4 bits (Range 3:0).
Transition REDAMB to GREEN, TIMER = “0100”
Transition AMBER to RED, TIMER = “0000”
Figure 4-23: Edit Conditions Window
www.xilinx.com
Figure 4-24: Edit Vector Window
State Machine Editor
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