mode switch added

This commit is contained in:
Piotr Jaczewski 2020-07-31 22:31:08 +02:00
parent dc5ad5f3ac
commit 0bd0a220b3
3 changed files with 42 additions and 38 deletions

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@ -2,9 +2,9 @@
GAL20V8 GAL20V8
EQN2JED - Boolean Equations to JEDEC file assembler (Version V101) EQN2JED - Boolean Equations to JEDEC file assembler (Version V101)
Copyright (c) National Semiconductor Corporation 1990-1993 Copyright (c) National Semiconductor Corporation 1990-1993
Assembled from "c:/APPLE1~2/ADDRES~1.EQN". Date: 7-22-120 Assembled from "c:/APPLE1~2/ADDRES~1.EQN". Date: 7-23-120
* *
NOTE PINS RW:2 PHI:3 A9:4 A8:5 A7:6 A6:7 A5:8 A4:9 A3:10 A2:11* NOTE PINS RW:2 PHI:3 MOD:4 A9:5 A8:6 A7:7 A6:8 A5:9 A4:10 A3:11*
NOTE PINS GND:12 A15:14 A14:15 A13:16 A12:17 A11:18 A10:19 RAM:20* NOTE PINS GND:12 A15:14 A14:15 A13:16 A12:17 A11:18 A10:19 RAM:20*
NOTE PINS ROM:21 FF:22 BANK:23 VCC:24* NOTE PINS ROM:21 FF:22 BANK:23 VCC:24*
NOTE GALMODE REGISTERED* NOTE GALMODE REGISTERED*
@ -14,22 +14,24 @@ L0000
1011011101110111010101100110011001010111* 1011011101110111010101100110011001010111*
L0320 L0320
1111111111111111111111111111111111111111 1111111111111111111111111111111111111111
0111111111111111111111101110111011011110 0111111101111111111111101110111011011110
0101111111111111111111111111111111011110 0101111101111111111111111111111111011110
0101111111111111111111111111111111101101* 0101111101111111111111111111111111101101*
L0640 L0640
1111111111111111111111111111111111111111 1111111111111111111111111111111111111111
1110011111111111111111011110111011011110 1110011101111111111111011110111011011110
1110011111111111111111111111111111101101 1110011101111111111111111111111111101101
1110011111111111111111111111110111011110 1110011101111111111111111111110111011110
1110011111111111111111111101111011011110* 1110011101111111111111111101111011011110
1111011110111111111111111111111111011110
1111011110111111111111111111111111101101*
L2560 L2560
10000000* 10000000*
L2632 L2632
11111111* 11111111*
L2640 L2640
1100000011110000111110000000000000000000000000000000000000000000* 1100000011110000111111100000000000000000000000000000000000000000*
L2704 L2704
01* 01*
C3073* C39D2*
0000 0000

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@ -8,14 +8,14 @@ Pin Label Type
--- ----- ---- --- ----- ----
2 RW pos,com input 2 RW pos,com input
3 PHI pos,com input 3 PHI pos,com input
4 A9 pos,com input 4 MOD pos,com input
5 A8 pos,com input 5 A9 pos,com input
6 A7 pos,com input 6 A8 pos,com input
7 A6 pos,com input 7 A7 pos,com input
8 A5 pos,com input 8 A6 pos,com input
9 A4 pos,com input 9 A5 pos,com input
10 A3 pos,com input 10 A4 pos,com input
11 A2 pos,com input 11 A3 pos,com input
12 GND ground pin 12 GND ground pin
14 A15 pos,com input 14 A15 pos,com input
15 A14 pos,com input 15 A14 pos,com input
@ -46,9 +46,9 @@ No of feedbacks used as dedicated outputs : 3/8 (37.5%)
21 ROM.oe 1/1 (100.0%) 21 ROM.oe 1/1 (100.0%)
21 ROM 3/7 (42.9%) 21 ROM 3/7 (42.9%)
20 RAM.oe 1/1 (100.0%) 20 RAM.oe 1/1 (100.0%)
20 RAM 4/7 (57.1%) 20 RAM 6/7 (85.7%)
------------------------------------------ ------------------------------------------
Total Terms 11/64 (17.2%) Total Terms 13/64 (20.3%)
------------------------------------------ ------------------------------------------
EQN2JED - Boolean Equations to JEDEC file assembler (Version V101) EQN2JED - Boolean Equations to JEDEC file assembler (Version V101)
@ -61,13 +61,13 @@ Copyright (c) National Semiconductor Corporation 1990-1993
CLK | 1 24 | VCC CLK | 1 24 | VCC
RW | 2 23 | BANK RW | 2 23 | BANK
PHI | 3 22 | FF PHI | 3 22 | FF
A9 | 4 21 | ROM MOD | 4 21 | ROM
A8 | 5 20 | RAM A9 | 5 20 | RAM
A7 | 6 19 | A10 A8 | 6 19 | A10
A6 | 7 18 | A11 A7 | 7 18 | A11
A5 | 8 17 | A12 A6 | 8 17 | A12
A4 | 9 16 | A13 A5 | 9 16 | A13
A3 | 10 15 | A14 A4 | 10 15 | A14
A2 | 11 14 | A15 A3 | 11 14 | A15
GND | 12 13 | /OE GND | 12 13 | /OE
|______________| |______________|

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@ -1,15 +1,17 @@
chip GAL20V8 chip GAL20V8
NC=1 RW=2 PHI=3 A2=11 A3=10 A4=9 A5=8 A6=7 A7=6 A8=5 A9=4 A10=19 GND=12 NC=1 RW=2 PHI=3 MOD=4 A3=11 A4=10 A5=9 A6=8 A7=7 A8=6 A9=5 A10=19 GND=12
A11=18 A12=17 A13=16 A14=15 A15=14 RAM=20 ROM=21 FF=22 BANK=23 VCC=24 A11=18 A12=17 A13=16 A14=15 A15=14 RAM=20 ROM=21 FF=22 BANK=23 VCC=24
equations equations
/ROM = /A15 * A14 * /A13 * /A12 * /A11 * RW /ROM = /A15 * A14 * /A13 * /A12 * /A11 * RW * MOD
+ /A15 * A14 * RW * BANK + /A15 * A14 * RW * BANK * MOD
+ A15 * /A14 * RW * BANK + A15 * /A14 * RW * BANK * MOD
/RAM = /A15 * A14 * /A13 * /A12 * A11 * /BANK * PHI /RAM = /A15 * A14 * /A13 * /A12 * A11 * /BANK * PHI * MOD
+ A15 * /A14 * /BANK * PHI + A15 * /A14 * /BANK * PHI * MOD
+ /A15 * A14 * A13 * /BANK * PHI + /A15 * A14 * A13 * /BANK * PHI * MOD
+ /A15 * A14 * /A13 * A12 * /BANK * PHI + /A15 * A14 * /A13 * A12 * /BANK * PHI * MOD
FF = A2 * A3 * A4 * A5 * A6 * A7 * A8 * A9 * A10 * /A11 * /A12 * /A13 * A14 * /RW * PHI + /A15 * A14 * PHI * /MOD
+ A15 * /A14 * PHI * /MOD
FF = A3 * A4 * A5 * A6 * A7 * A8 * A9 * A10 * /A11 * /A12 * /A13 * A14 * /RW * PHI * MOD