This is revision A of the EPROM GAL Plug24 and it is currently a work in progress.

EMDP1 GAL Plug24 Plug (Rev. A)

Table of Contents
Introduction
Schematic
Printed Circuit Board
Tables
Issues

Introduction

The EMDP1 GAL Plug24 plug is used to program the 20V8, 22V10, 20XV10, 20RA10, 6001, and 6002 GAL's.

Schematic

The schematic for this revision is shown below:

Printed Circuit Board

The following printed circuit board files exist:

plug24_artwork.png: The artwork layer picture (PNG).
plug24_back.png: The back layer picture (PNG).
plug24_front.png: The front layer picture (PNG).
plug24.gal: The artwork Gerber (RS274X) file.
plug24.gbl: The back (solder side) Gerber (RS274X) file
plug24.gtl: The front (component side) Gerber (RS274X) file.
plug24.gml: The mask (both sides) Gerber RS274X) file.
plug24.drl: The drill (Excellon) file.
plug24.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 20V8 22V10
20XV10
20RA10 6001
6002 Chip Pin
1 SCL U1-SCL
2 GND Ground GND GND GND 12
3 SDA U1-SDA
4
5
6 +5V Vcc
7
8 BD0 PROG_LED
9 BD1 ZIF40 Pin 39 VIL VIL P/V- 23
10 BD2 ZIF40 Pin 27
11 BD3 ZIF40 Pin 29 STB- STB- STB- 13
12 BD4 ZIF40 Pin 30 VIL SDOUT SDOUT 14
13 BD5 ZIF40 Pin 14
14 BD6 ZIF40 Pin 31 SDOUT VIL VIL 15
15 BD7 ZIF40 Pin 13
16 BD8 ZIF40 Pin 32 VIL VIL VIL 16
17 BD9 ZIF40 Pin 11 SDIN SDIN SDIN 11
18 BD10 Plug Pin 4 SCLK SCLK SCLK 10
19 BD11 ZIF40 Pin 9 RA5 RA5 RA5 9
20 BD12 Plug Pin 6 VIL RA3 RA3 7
21 BD13 ZIF40 Pin 8 RA4 RA4 RA4 8
22 BD14 ZIF40 Pin 6 VIL RA2 RA2 6
23 BD15 ZIF40 Pin 5 RA3 RA1 RA1 5
24 BD16 ZIF40 Pin 36 VIL VIL VIL 20
25 BD17 ZIF40 Pin 4 RA2 RA0 RA0 4
26 BD18 ZIF40 Pin 38 P/V- VIL VIL 22
27 BD19 ZIF40 Pin 37 RA0 VIL VIL 21
28 BD20 ZIF40 Pin 3 RA1 P/V- VIL 3
29 BD21 Plug Pin 13 (ID0) Float
30 BD22 Plug Pin 14 (ID1) Ground
31 BD23 Plug Pin 15 (ID2) Ground
32 BD24 Plug Pin 16 (ID3) Ground
33 BD25 Ground
34 BD26 Ground
35 BD27
36 VAR1 Plug Pin 12 (V1) VCC VCC VCC 24
37 VAR2 ZIF40 Pin 2 EDIT EDIT EDIT 2
38
39
40

Pin	EMDP1 Name	Connected To	20V8	22V10 20XV10 20RA10	6001 6002	Chip Pin
1	SCL	U1-SCL
2	GND	Ground	GND	GND	GND	12
3	SDA	U1-SDA
4
5
6	+5V	Vcc
7
8	BD0	PROG_LED
9	BD1	ZIF40 Pin 39	VIL	VIL	P/V-	23
10	BD2	ZIF40 Pin 27
11	BD3	ZIF40 Pin 29	STB-	STB-	STB-	13
12	BD4	ZIF40 Pin 30	VIL	SDOUT	SDOUT	14
13	BD5	ZIF40 Pin 14
14	BD6	ZIF40 Pin 31	SDOUT	VIL	VIL	15
15	BD7	ZIF40 Pin 13
16	BD8	ZIF40 Pin 32	VIL	VIL	VIL	16
17	BD9	ZIF40 Pin 11	SDIN	SDIN	SDIN	11
18	BD10	Plug Pin 4	SCLK	SCLK	SCLK	10
19	BD11	ZIF40 Pin 9	RA5	RA5	RA5	9
20	BD12	Plug Pin 6	VIL	RA3	RA3	7
21	BD13	ZIF40 Pin 8	RA4	RA4	RA4	8
22	BD14	ZIF40 Pin 6	VIL	RA2	RA2	6
23	BD15	ZIF40 Pin 5	RA3	RA1	RA1	5
24	BD16	ZIF40 Pin 36	VIL	VIL	VIL	20
25	BD17	ZIF40 Pin 4	RA2	RA0	RA0	4
26	BD18	ZIF40 Pin 38	P/V-	VIL	VIL	22
27	BD19	ZIF40 Pin 37	RA0	VIL	VIL	21
28	BD20	ZIF40 Pin 3	RA1	P/V-	VIL	3
29	BD21	Plug Pin 13 (ID0)	Float
30	BD22	Plug Pin 14 (ID1)	Ground
31	BD23	Plug Pin 15 (ID2)	Ground
32	BD24	Plug Pin 16 (ID3)	Ground
33	BD25	Ground
34	BD26	Ground
35	BD27
36	VAR1	Plug Pin 12 (V1)	VCC	VCC	VCC	24
37	VAR2	ZIF40 Pin 2	EDIT	EDIT	EDIT	2
38
39
40

The table below shows were each of the pins goes:

Pin 20V8 22V10
20XV10
20RA10 6001
6002 BDx

1 VIL VIL VIL PD0

2 EDIT EDIT EDIT VAR2

3 RA1 P/V- VIL BD20

4 RA2 RA0 RA0 BD17

5 RA3 RA1 RA1 BD15

6 VIL RA2 RA2 BD14

7 VIL RA3 RA3 BD12

8 RA4 RA4 RA4 BD13

9 RA5 RA5 RA5 BD11

10 SCLK SCLK SCLK BD10

11 SDIN SDIN SDIN BD9

12 GND GND GND GND

13 STB- STB- STB- BD3

14 VIL SDOUT SDOUT BD4

15 SDOUT VIL VIL BD6

16 VIL VIL VIL BD8

17 VIL VIL VIL PD4

18 VIL VIL VIL PD2

19 VIL VIL VIL PD3

20 VIL VIL VIL BD16

21 RA0 VIL VIL BD19

22 P/V- VIL VIL BD18

23 VIL VIL P/V- BD1

24 VCC VCC VCC VAR1

Pin	20V8	22V10 20XV10 20RA10	6001 6002	BDx
1	VIL	VIL	VIL	PD0
2	EDIT	EDIT	EDIT	VAR2
3	RA1	P/V-	VIL	BD20
4	RA2	RA0	RA0	BD17
5	RA3	RA1	RA1	BD15
6	VIL	RA2	RA2	BD14
7	VIL	RA3	RA3	BD12
8	RA4	RA4	RA4	BD13
9	RA5	RA5	RA5	BD11
10	SCLK	SCLK	SCLK	BD10
11	SDIN	SDIN	SDIN	BD9
12	GND	GND	GND	GND
13	STB-	STB-	STB-	BD3
14	VIL	SDOUT	SDOUT	BD4
15	SDOUT	VIL	VIL	BD6
16	VIL	VIL	VIL	BD8
17	VIL	VIL	VIL	PD4
18	VIL	VIL	VIL	PD2
19	VIL	VIL	VIL	PD3
20	VIL	VIL	VIL	BD16
21	RA0	VIL	VIL	BD19
22	P/V-	VIL	VIL	BD18
23	VIL	VIL	P/V-	BD1
24	VCC	VCC	VCC	VAR1

Issues