This is revision A of the EPROM 2K Plug and it is currently a work in progress.

EMDP1 EPROM 4K Plug (Rev. A)

Table of Contents
Introduction
Schematic
Printed Circuit Board
Tables
Issues

Introduction

The EMDP1 EPROM 4K plug is used to program the 2732.

Schematic

The schematic for this revision is shown below:

Printed Circuit Board

The following printed circuit board files exist:

plug4k_artwork.png: The artwork layer picture (PNG).
plug4k_back.png: The back layer picture (PNG).
plug4k_front.png: The front layer picture (PNG).
plug4k.gal: The artwork Gerber (RS274X) file.
plug4k.gbl: The back (solder side) Gerber (RS274X) file
plug4k.gtl: The front (component side) Gerber (RS274X) file.
plug4k.gml: The mask (both sides) Gerber RS274X) file.
plug4k.drl: The drill (Excellon) file.
plug4k.tol: The tool file that lists hole counts.

Tables

The table below shows were each of the BD signals winds up:

Pin EMDP1 Name Connected To Chip Name Chip Pin
1 SCL U1-SCL
2 GND Ground GND 12
3 SDA U1-SDA
4
5
6 +5V Vcc
7
8 BD0 ZIF40 Pin 25
9 BD1 ZIF40 Pin 27
10 BD2 ZIF40 Pin 26
11 BD3 ZIF40 Pin 28
12 BD4 Strobe A6-A11
13 BD5 ZIF40 Pin 15; U2-A4; U3-A10 A2 (via U2-A4) 6
14 BD6 ZIF40 Pin 30 O4 14
15 BD7 ZIF40 Pin 13; U2-A3; U3-A9 A3 (via U2-A3), A0 (via U3-A9) 5, 8
16 BD8 ZIF40 Pin 31 O5 15
17 BD9 ZIF40 Pin 29; U2-A5; U3-A11 O3, A1 (via U2-A5) 13, 7
18 BD10 Strobe U2-(A0-A5)
19 BD11 ZIF40 Pin 11; U2-A2; U3-A8 O2, A4 (via U2-A2), A10 (via U3-A8) 11, 4, 19
20 BD12 Plug BD12 O6 16
21 BD13 ZIF40 Pin 10; U2-A1; U3-A7 O1, A5 (via U2-A1), A9 (via U3-A7) 10, 3, 22
22 BD14 Plug BD14 CE 18
23 BD15 ZIF40 Pin 9; U2-A0; U3-A6 O0, A6 (via U2-A0), A7(via U3-A6) 9, 2, 1
24 BD16 Plug BD16 A11 21
25 BD17 Program LED
26 BD18 Plug BD18
27 BD19 ZIF40 Pin 39 A8 23
28 BD20 ZIF40 Pin 33 O7 17
29 BD21 Plug ID0
30 BD22 Plug ID1
31 BD23 Plug ID2
32 BD24 Plug ID3
33 BD25 Ground
34 BD26 Ground
35 BD27
36 VAR1 Plug V1 OE/V 20
37 VAR2 ZIF40 Pin 40 VCC 24
38
39
40

Pin	EMDP1 Name	Connected To	Chip Name	Chip Pin
1	SCL	U1-SCL
2	GND	Ground	GND	12
3	SDA	U1-SDA
4
5
6	+5V	Vcc
7
8	BD0	ZIF40 Pin 25
9	BD1	ZIF40 Pin 27
10	BD2	ZIF40 Pin 26
11	BD3	ZIF40 Pin 28
12	BD4	Strobe A6-A11
13	BD5	ZIF40 Pin 15; U2-A4; U3-A10	A2 (via U2-A4)	6
14	BD6	ZIF40 Pin 30	O4	14
15	BD7	ZIF40 Pin 13; U2-A3; U3-A9	A3 (via U2-A3), A0 (via U3-A9)	5, 8
16	BD8	ZIF40 Pin 31	O5	15
17	BD9	ZIF40 Pin 29; U2-A5; U3-A11	O3, A1 (via U2-A5)	13, 7
18	BD10	Strobe U2-(A0-A5)
19	BD11	ZIF40 Pin 11; U2-A2; U3-A8	O2, A4 (via U2-A2), A10 (via U3-A8)	11, 4, 19
20	BD12	Plug BD12	O6	16
21	BD13	ZIF40 Pin 10; U2-A1; U3-A7	O1, A5 (via U2-A1), A9 (via U3-A7)	10, 3, 22
22	BD14	Plug BD14	CE	18
23	BD15	ZIF40 Pin 9; U2-A0; U3-A6	O0, A6 (via U2-A0), A7(via U3-A6)	9, 2, 1
24	BD16	Plug BD16	A11	21
25	BD17	Program LED
26	BD18	Plug BD18
27	BD19	ZIF40 Pin 39	A8	23
28	BD20	ZIF40 Pin 33	O7	17
29	BD21	Plug ID0
30	BD22	Plug ID1
31	BD23	Plug ID2
32	BD24	Plug ID3
33	BD25	Ground
34	BD26	Ground
35	BD27
36	VAR1	Plug V1	OE/V	20
37	VAR2	ZIF40 Pin 40	VCC	24
38
39
40

The table below shows were each of the pins goes:

Pin Name BDx

1 A7 BD15 (via U3-A6)

2 A6 BD15 (via U2-A0)

3 A5 BD13 (via U2-A1)

4 A4 BD11 (via U2-A2)

5 A3 BD7 (via U2-A3)

6 A2 BD5 (via U2-A4)

7 A1 BD9 (via U2-A5)

8 A0 BD7 (via U3-A9)

9 O0 BD15

10 O1 BD13

11 O2 BD11

12 GND GND

13 O3 BD9

14 O4 BD6

15 O5 BD8

16 O6 BD12

17 O7 BD20

18 CE BD14

19 A10 BD11 (via U3-A8)

20 OE/V VAR1

21 A11 BD16

22 A9 BD13 (via U3-A7)

23 A8 BD19

24 VCC VAR2

Pin	Name	BDx
1	A7	BD15 (via U3-A6)
2	A6	BD15 (via U2-A0)
3	A5	BD13 (via U2-A1)
4	A4	BD11 (via U2-A2)
5	A3	BD7 (via U2-A3)
6	A2	BD5 (via U2-A4)
7	A1	BD9 (via U2-A5)
8	A0	BD7 (via U3-A9)
9	O0	BD15
10	O1	BD13
11	O2	BD11
12	GND	GND
13	O3	BD9
14	O4	BD6
15	O5	BD8
16	O6	BD12
17	O7	BD20
18	CE	BD14
19	A10	BD11 (via U3-A8)
20	OE/V	VAR1
21	A11	BD16
22	A9	BD13 (via U3-A7)
23	A8	BD19
24	VCC	VAR2

Issues