DatasheetsPDF.com

XAPP512

Part Number	XAPP512
Manufacturer	Xilinx
Description	Implementing Keypad Scanners
Published	Jul 5, 2006
Detailed Description	www.DataSheet4U.com Application Note: CoolRunner-II CPLD R Implementing Keypad Scanners with CoolRunner-II XAPP512 (v...
Datasheet	XAPP512 PDF File

Overview

www.
DataSheet4U.
com Application Note: CoolRunner-II CPLD R Implementing Keypad Scanners with CoolRunner-II XAPP512 (v1.
0) April 4, 2005 Summary This application note provides a functional description of Verilog source code for a keypad scanner.
The code is used to target the lowest density, 32-macrocell CoolRunnerTM-II XC2C32A CPLD device in a CP56 package (6 mm x 6 mm).
The keypad accommodated in this design has 8 rows and 8 columns.
The design can easily be scaled to target keypads with more or less rows/columns.
For instance, a keypad with 7 rows and 7 columns would allow the design to fit in the smallest QFG32 package (5 mm x 5 mm).
To obtain the Verilog source code described in thi...

Similar Datasheet

XAPP512 Implementing Keypad Scanners - Xilinx

Since 2006. D4U Semicon,
Electronic Components Datasheet Search Site. (Privacy Policy & Contact)