ttl.pld

来自「Atmel提供的GAL编译工具,对GAL芯片进行编写,以及可转换成机器码」· PLD 代码 · 共 47 行

Name            TTL-TEST;
Partno          CA0001;
Revision        01;
Date            11/12/89;
Designer        J. Liu;
Company         Logical Devices, Inc.;
Location        None;
Assembly        None;
Device          G20V8A;

/****************************************************************/
/*                                                              */
/*      This is an example to demonstrate how CUPL can be       */
/*      used to incorporate TTL devices into CUPL syntax.       */
/*                                                              */
/****************************************************************/


$include ttl.m


/**  Inputs  **/

Pin     1    = CLK       ;      /*                                */
Pin     2    = INA       ;      /*                                */
Pin     3    = INB       ;      /*                                */
Pin     4    = INC       ;      /*                                */
Pin     5    = IND       ;      /*                                */
Pin     6    = INE       ;      /*                                */
Pin     7    = INF       ;      /*                                */
Pin     8    = ING       ;      /*                                */
Pin     9    = INH       ;      /*                                */


/**  Outputs  **/

Pin    22    = OUT22     ;      /*                                */
Pin    21    = OUT21     ;      /*                                */


/**  Logic Equations  **/

TTLSN7400( INA, INB, IM1, INC, IND, IM2, GND, NC, NC, NC, NC, NC, NC, VCC );
TTLSN7402( IM1, IM2, OUT22, NC, NC, NC, GND, NC, NC, NC, NC, NC, NC, VCC );
TTLSN7454( INA, INB, INC, IND, INE, NC, GND, OUT21, INF, ING, NC, NC, INH, VCC );