Dragon's Lair Fans - Arcade Lifestyle

General Chat => Technical Area => Topic started by: vernimark on May 19, 2016, 11:00:36 PM

Title: Tank prom
Post by: vernimark on May 19, 2016, 11:00:36 PM

Do you have any idea how to replace the tank prom in k10 board ii?

Thank you

Title: Re: Tank prom
Post by: PaulSwan on May 20, 2016, 05:34:31 AM

If the image is in MAME, program a replacement? :)

Title: Re: Tank prom
Post by: Purity on May 21, 2016, 02:06:29 PM

90-2006.k10 is in Mame

Title: Re: Tank prom
Post by: vernimark on May 21, 2016, 11:45:40 PM

Ok, i can burn an eprom, i m wondering if i have to make an adapter and how, but stupid question I can check on my own..

Title: Re: Tank prom
Post by: philmurr on May 22, 2016, 10:59:45 AM

What type of PROM is it? I can't make it out from the schematics

Title: Re: Tank prom
Post by: vernimark on May 25, 2016, 04:21:11 AM

Thanks i ll take that board again next week :-) in the meantime i m working on a circus exidy board with a similar problem

Title: Re: Tank prom
Post by: vernimark on June 08, 2016, 10:01:49 AM

just for completeness this is the TANK PROM pinout

2048*8
    +--\/--+
+5V |1   24| EN2
A0  |2   23| D0
A1  |3   22| D1
A2  |4   21| D2
A3  |5   20| D3
A4  |6   19| D4
A5  |7   18| D5
A9  |8   17| D6
-12V|9   16| D7
A8  |10  15| A10
A7  |11  14| EN1
A6  |12  13| AR/
    +------+
Mostek     : MK28000P (pin compatible with EA4900)
ATARI     : Le Mans (1976)      part         N  position
                        (00)5837-01  1  5N
                        (00)5838-01  2  4N
                        (00)5839-01  3  6N
ATARI     : Tank/Tank II (1974) (00)4800-SD     10K


(http://www.citylan.it/wiki/index.php/PROM)

but this time I can't program it