Name control;
Partno atv2500;
Date 12/07/93;
Revision 01;
Designer W. PLD;
Company Atmel Corporation;
Assembly U00;
Location San Jose;
Device v2500;
/**************************************************************/
/* Frame Grabber Controller for the ATV2500 device */
/* */
/* CLK,MODE: System clock and mode signal from button */
/* D0..D7: Digitized video signal from A/D */
/* */
/* A0..A17: RAM address outputs */
/* RAMWE,RAMOE: RAM control signals */
/* ADOE,INCAD: Address counter control */
/* VS: Vertical sync detected */
/* */
/* ADCARRY,SYNCARRY: Counter carry signals */
/* ENDFR: End of frame detected */
/* ST0,ST1: State bits */
/* SYNC0..SYNC5: Vertical sync detect counter */
/**************************************************************/
/* Allowable Target Device Types: ATV2500 */
/**************************************************************/
/** Inputs **/
PIN 1 = CLK;
PIN 2 = MODE;
PIN 3 = PRELD;
PIN 17 = D0;
PIN 18 = D1;
PIN 19 = D2;
PIN 20 = D3;
PIN 21 = D4;
PIN 22 = D5;
PIN 23 = D6;
PIN 37 = D7;
/** Outputs **/
PIN 4 = A0;
PIN 5 = A1;
PIN 6 = A2;
PIN 7 = A3;
PIN 8 = A4;
PIN 9 = A5;
PIN 13 = A6;
PIN 14 = A7;
PIN 11 = A8;
PIN 15 = A9;
PIN 12 = A10;
PIN 24 = A11;
PIN 25 = A12;
PIN 16 = A13;
PIN 26 = A14;
PIN 27 = A15;
PIN 28 = A16;
PIN 29 = A17;
PIN 31 = VS;
PIN 32 = RAMWE;
PIN 33 = RAMOE;
PIN 34 = ADOE;
PIN 35 = INCAD;
PINNODE 52 = ADCARRY;
PINNODE 45 = SYNCARRY;
PINNODE 51 = ENDFR;
PINNODE 59 = ST0;
PINNODE 60 = ST1;
PINNODE 41 = SYNC0;
PINNODE 42 = SYNC1;
PINNODE 43 = SYNC2;
PINNODE 44 = SYNC3;
PINNODE 46 = SYNC4;
PINNODE 49 = SYNC5;
PINNODE 50 = SYNC6;
/** Logic Equations **/
A8.d = INCAD & !ENDFR & A8 & !A0
# INCAD & !ENDFR & A8 & !A1
# INCAD & !ENDFR & A8 & !A2
# INCAD & !ENDFR & A8 & !A3
# INCAD & !ENDFR & A8 & !A4
# INCAD & !ENDFR & A8 & !A5
# INCAD & !ENDFR & A8 & !A6
# INCAD & !ENDFR & A8 & !A7
# INCAD & !ENDFR & !A8 & A7 & A6 & A5 & A4 & A3 & A2 & A1 & A0 ;
A7.d = INCAD & !ENDFR & A7 & !A0
# INCAD & !ENDFR & A7 & !A1
# INCAD & !ENDFR & A7 & !A2
# INCAD & !ENDFR & A7 & !A3
# INCAD & !ENDFR & A7 & !A4
# INCAD & !ENDFR & A7 & !A5
# INCAD & !ENDFR & A7 & !A6
# INCAD & !ENDFR & !A7 & A6 & A5 & A4 & A3 & A2 & A1 & A0 ;
A6.d = INCAD & !ENDFR & A6 & !A0
# INCAD & !ENDFR & A6 & !A1
# INCAD & !ENDFR & A6 & !A2
# INCAD & !ENDFR & A6 & !A3
# INCAD & !ENDFR & A6 & !A4
# INCAD & !ENDFR & A6 & !A5
# INCAD & !ENDFR & !A6 & A5 & A4 & A3 & A2 & A1 & A0 ;
A5.d = INCAD & !ENDFR & A5 & !A0
# INCAD & !ENDFR & A5 & !A1
# INCAD & !ENDFR & A5 & !A2
# INCAD & !ENDFR & A5 & !A3
# INCAD & !ENDFR & A5 & !A4
# INCAD & !ENDFR & !A5 & A4 & A3 & A2 & A1 & A0 ;
A4.d = INCAD & !ENDFR & A4 & !A0
# INCAD & !ENDFR & A4 & !A1
# INCAD & !ENDFR & A4 & !A2
# INCAD & !ENDFR & A4 & !A3
# INCAD & !ENDFR & !A4 & A3 & A2 & A1 & A0 ;
A3.d = INCAD & !ENDFR & A3 & !A0
# INCAD & !ENDFR & A3 & !A1
# INCAD & !ENDFR & A3 & !A2
# INCAD & !ENDFR & !A3 & A2 & A1 & A0 ;
A2.d = INCAD & !ENDFR & A2 & !A0
# INCAD & !ENDFR & A2 & !A1
# INCAD & !ENDFR & !A2 & A1 & A0 ;
A1.d = INCAD & !ENDFR & A1 & !A0
# INCAD & !ENDFR & !A1 & A0 ;
A0.d = INCAD & !ENDFR & !A0 ;
[A8..0].ck = CLK ;
ADCARRY.d = A8 & A7 & A6 & A5 & A4 & A3 & A2 & A1 & !A0 ;
ADCARRY.ck = CLK ;
A17.d = INCAD & !ADCARRY & !ENDFR & A17
# INCAD & !ENDFR & A17 & !A9
# INCAD & !ENDFR & A17 & !A10
# INCAD & !ENDFR & A17 & !A11
# INCAD & !ENDFR & A17 & !A12
# INCAD & !ENDFR & A17 & !A13
# INCAD & !ENDFR & A17 & !A14
# INCAD & !ENDFR & A17 & !A15
# INCAD & !ENDFR & A17 & !A16
# INCAD & ADCARRY & !ENDFR & !A17 & A16 & A15 & A14 & A13 & A12 & A11 & A10 & A9 ;
A16.d = INCAD & !ADCARRY & !ENDFR & A16
# INCAD & !ENDFR & A16 & !A9
# INCAD & !ENDFR & A16 & !A10
# INCAD & !ENDFR & A16 & !A11
# INCAD & !ENDFR & A16 & !A12
# INCAD & !ENDFR & A16 & !A13
# INCAD & !ENDFR & A16 & !A14
# INCAD & !ENDFR & A16 & !A15
# INCAD & ADCARRY & !ENDFR & !A16 & A15 & A14 & A13 & A12 & A11 & A10 & A9 ;
A15.d = INCAD & !ADCARRY & !ENDFR & A15
# INCAD & !ENDFR & A15 & !A9
# INCAD & !ENDFR & A15 & !A10
# INCAD & !ENDFR & A15 & !A11
# INCAD & !ENDFR & A15 & !A12
# INCAD & !ENDFR & A15 & !A13
# INCAD & !ENDFR & A15 & !A14
# INCAD & ADCARRY & !ENDFR & !A15 & A14 & A13 & A12 & A11 & A10 & A9 ;
A14.d = INCAD & !ADCARRY & !ENDFR & A14
# INCAD & !ENDFR & A14 & !A9
# INCAD & !ENDFR & A14 & !A10
# INCAD & !ENDFR & A14 & !A11
# INCAD & !ENDFR & A14 & !A12
# INCAD & !ENDFR & A14 & !A13
# INCAD & ADCARRY & !ENDFR & !A14 & A13 & A12 & A11 & A10 & A9 ;
A13.d = INCAD & !ADCARRY & !ENDFR & A13
# INCAD & !ENDFR & A13 & !A9
# INCAD & !ENDFR & A13 & !A10
# INCAD & !ENDFR & A13 & !A11
# INCAD & !ENDFR & A13 & !A12
# INCAD & ADCARRY & !ENDFR & !A13 & A12 & A11 & A10 & A9 ;
A12.d = INCAD & !ADCARRY & !ENDFR & A12
# INCAD & !ENDFR & A12 & !A9
# INCAD & !ENDFR & A12 & !A10
# INCAD & !ENDFR & A12 & !A11
# INCAD & ADCARRY & !ENDFR & !A12 & A11 & A10 & A9 ;
A11.d = INCAD & !ADCARRY & !ENDFR & A11
# INCAD & !ENDFR & A11 & !A9
# INCAD & !ENDFR & A11 & !A10
# INCAD & ADCARRY & !ENDFR & !A11 & A10 & A9 ;
A10.d = INCAD & !ADCARRY & !ENDFR & A10
# INCAD & !ENDFR & A10 & !A9
# INCAD & ADCARRY & !ENDFR & !A10 & A9 ;
A9.d = INCAD & !ADCARRY & !ENDFR & A9
# INCAD & ADCARRY & !ENDFR & !A9 ;
[A17..9].ck = CLK ;
ENDFR.d = A8 & !A7 & !A6 & A5 & A4 & A3 & !A2 & A1 & A0 & A17 & A16 & A15 & A14 & !A13 & A12 & A11 & A10 & !A9 ;
ENDFR.ck = CLK ;
A17.sp = PRELD ;
A16.sp = PRELD ;
A15.sp = PRELD ;
A14.sp = PRELD ;
A12.sp = PRELD ;
A11.sp = PRELD ;
A10.sp = PRELD ;
A8.sp = PRELD ;
SYNC3.d = !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC3 & !SYNC0
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC3 & !SYNC1
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC3 & !SYNC2
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & !SYNC3 & SYNC2 & SYNC1 & SYNC0 ;
SYNC2.d = !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC2 & !SYNC0
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC2 & !SYNC1
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & !SYNC2 & SYNC1 & SYNC0 ;
SYNC1.d = !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC1 & !SYNC0
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & !SYNC1 & SYNC0 ;
SYNC0.d = !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & !SYNC0 ;
[SYNC3..0].ck = CLK ;
SYNCARRY.d = SYNC3 & SYNC2 & SYNC1 & !SYNC0 ;
SYNCARRY.ck = CLK ;
SYNC6.d = !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & !SYNCARRY & SYNC6
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC6 & !SYNC4
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC6 & !SYNC5
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNCARRY & !SYNC6 & SYNC5 & SYNC4 ;
SYNC5.d = !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & !SYNCARRY & SYNC5
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNC5 & !SYNC4
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNCARRY & !SYNC5 & SYNC4 ;
SYNC4.d = !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & !SYNCARRY & SYNC4
# !D0 & !D1 & !D2 & !D3 & !D4 & !D5 & !D6 & !D7 & SYNCARRY & !SYNC4 ;
[SYNC6..4].ck = CLK ;
VS = SYNC3 & SYNC2 & SYNC1 & SYNC0 & SYNC6 & SYNC5 & SYNC4 ;
ST1.ck = CLK ;
ST0.ck = CLK ;
RAMWE = ST0
# !ST1 ;
RAMOE = !ST1
# !ST0 ;
ADOE = ST1 & ST0 ;
INCAD = ST1 ;
ST0.d = MODE & ST1 & ST0
# ENDFR & ST1 & !ST0
# !VS & !ST1 & ST0
# MODE & !ST1 & !ST0 ;
ST1.d = MODE & ST1
# ST1 & !ST0
# VS & !ST1 & ST0 ;