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OrCAD LOGIC COMPILER v2.01 N 12/09/94 (Source file .\PLD\#0154.PLD)
1 || FILE: #0154.PLD
2 || PROJ: 20120600
3 || PART: G16V8-#0154
4 ||
5 || DEV : GAL16V8
6 ||
7 || DESC: DECODER RTC - CTC
8 ||
9 |
10 |GAL16V8A
11 |
12 || INPUT
13 | 1:A0, 2:A1, 3:A2, 4:A3, 5:RW, 6:PHI2, 7:IOX, 8:EN, 9:WT, 11:-,
14 || OUTPUT
15 | 12:CS0, 13:ALE, 14:RRD, 15:RWE, 16:CS1, 17:IOR, 18:IOW, 19:CS2
16 |
17 ||
18 | ACTIVE-LOW: CS0, RRD, RWE, CS1, IOR, IOW, CS2
19 |
20 | PROPERTY: "SIMPLE"
21 |
22 | SIGNATURE: "0154 "
23 |
24 || RTC -> FE4C - FE4D
25 | RTC = (IOX' & A3 & A2 & A1')
26 || RTC ADDRESS REG => FE4C
27 | RAR = (RTC & A0')
28 || RTC DATA REG => FE4D
29 | RDR = (RTC & A0)
30 || RTC READ DATA REG. => FE4D
31 | RRD = (RDR & RW & PHI2)
32 || RTC WRITE DATA REG. => FE4D
33 | RWE = (RDR & RW' & PHI2)
34 || RTC WRITE ADDRESS REG => FE4C
35 | ALE = (RAR & RW' & PHI2)
36 | CS0 = (RDR & PHI2)
37 || CTC -> FE48 - FE4B
38 | CTC = (IOX' & A3 & A2')
39 | CS1 = CTC
40 | RD1 = (CTC & RW & WT & PHI2) || NO WAIT
41 | RD2 = (CTC & RW & WT' & EN) || WAIT
42 | WR1 = (CTC & RW' & WT & PHI2) || NO WAIT
43 | WR2 = (CTC & RW' & WT' & EN) || WAIT
44 | IOR = (RD1 # RD2)
45 | IOW = (WR1 # WR2)
46 ||
47 | CS2 = PHI2
I200 No fatal errors found in source code (logic phase).
I201 No warnings.
I202 7/24/12 7:55 pm (Tuesday)
I203 Memory usage 83K
I204 Elapsed time 1 second
OrCAD DEVICE FITTER v2.01 12/09/94 (Source file .\PLD\#0154.PLA)
I289 Simple GAL architecture selected.
RESOLVED EXPRESSIONS (Reduction 0)
Signal name Row Terms
RRD 40 A0 A1' A2 A3 RW PHI2 IOX'
RWE 32 A0 A1' A2 A3 RW' PHI2 IOX'
ALE 48 A0' A1' A2 A3 RW' PHI2 IOX'
CS0 56 A0 A1' A2 A3 PHI2 IOX'
CS1 24 A2' A3 IOX'
IOR 16 A2' A3 RW PHI2 IOX' WT
17 A2' A3 RW IOX' EN WT'
IOW 8 A2' A3 RW' PHI2 IOX' WT
9 A2' A3 RW' IOX' EN WT'
CS2 0 PHI2
SIGNAL ASSIGNMENT
Rows
Pin Signal name Column -------------- Activity
Beg Avail Used
1. A0 2 - - - High (Clock)
2. A1 0 - - - High
3. A2 4 - - - High
4. A3 8 - - - High
5. RW 12 - - - High
6. PHI2 16 - - - High
7. IOX 20 - - - High
8. EN 24 - - - High
9. WT 28 - - - High
11. - 30 - - - (Enable)
12. CS0 27 56 8 1 Low
13. ALE 22 48 8 1 High
14. RRD 19 40 8 1 Low
15. RWE 1 32 8 1 Low
16. CS1 1 24 8 1 Low
17. IOR 15 16 8 2 Low
18. IOW 11 8 8 2 Low
19. CS2 7 0 8 1 Low
---- ----
64 10 (16%)
I200 No fatal errors found in source code (device phase).
I201 No warnings.
OrCAD DEVICE
Type: GAL16V8
*
QP20* QF2194* QV1024*
F0*
L0000 11 11 11 11 11 11 11 11 01 11 11 11 11 11 11 11 *
L0256 11 11 10 11 01 11 10 11 01 11 10 11 11 11 01 11 *
L0288 11 11 10 11 01 11 10 11 11 11 10 11 01 11 10 11 *
L0512 11 11 10 11 01 11 01 11 01 11 10 11 11 11 01 11 *
L0544 11 11 10 11 01 11 01 11 11 11 10 11 01 11 10 11 *
L0768 11 11 10 11 01 11 11 11 11 11 10 11 11 11 11 11 *
L1024 10 01 01 11 01 11 10 11 01 11 10 11 11 11 11 11 *
L1280 10 01 01 11 01 11 01 11 01 11 10 11 11 11 11 11 *
L1536 10 10 01 11 01 11 10 11 01 11 10 11 11 11 11 11 *
L1792 10 01 01 11 01 11 11 11 01 11 10 11 11 11 11 11 *
L2048 00 00 00 10 00 11 00 00 00 11 00 01 00 11 01 01 *
L2080 00 11 01 00 00 10 00 00 00 10 00 00 00 10 00 00 *
L2112 00 10 00 00 00 00 00 00 11 11 11 11 11 11 11 11 *
L2144 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 *
L2176 11 11 11 11 11 11 11 11 10 *
C2E53*
I202 7/24/12 7:55 pm (Tuesday)
I203 Memory usage 6K
I204 Elapsed time 1 second