Search found 13 matches

by legacy
Fri Oct 09, 2015 12:30 pm
Forum: UMDK
Topic: Using with a homebrew 68000 project
Replies: 3
Views: 4070

Re: Using with a homebrew 68000 project

is there someone interested in this project ?
any skilled guy with Or/Eagle/Altium/CAD ?
by legacy
Sun Feb 08, 2015 4:33 pm
Forum: UMDK
Topic: Using with a homebrew 68000 project
Replies: 3
Views: 4070

or two cooperating fpgas
by legacy
Sun Feb 08, 2015 12:38 pm
Forum: UMDK
Topic: Using with a homebrew 68000 project
Replies: 3
Views: 4070

what about the cartridge interface ?

i'm thinking about using this UMDK kit to interface my home made 68k board, which has an IDP bus with 32bit data address and space

i do not know the MegaDrive cartridge interface: is it 16 bit data size or 32bit ?
by legacy
Fri Feb 06, 2015 11:36 am
Forum: UMDK
Topic: UMDK Manufacture: who wants one?
Replies: 170
Views: 50816

[Europe] Sirmoris: UK: 1. Jake: UK: 1. Matt: UK: 1. MikeG: UK: 1. Dudeyds: UK: 1 . SoullessSentinel: UK: 1 . Kaneda: France: 1. Eke: France: 1. X Stef: France: 1 - Helder order. Moon-Watcher: Spain :1. NTxC: Poland: 1 Minty: Germany: 5. Oerg886: Germany: PCB ONLY 1 Dr. MefistO: Belarus: 1 … legacy:...
by legacy
Fri Feb 06, 2015 11:29 am
Forum: UMDK
Topic: How does the GDB link work?
Replies: 13
Views: 6923

i have two TAPs now: the client TAP, which has a the above text interface and it is able to send and receive uart packet to the target the server TAP, which is very similar to the gdb-stub, but in my case it is a finite state machine pretty coded into the fpga, instead of a chunk of code running int...
by legacy
Fri Feb 06, 2015 11:24 am
Forum: UMDK
Topic: UMDK Manufacture: who wants one?
Replies: 170
Views: 50816

let me understand: can i pay someone to assemble the UMDK for me ? sorry guys i do not have the equipment to solder myself

p.s.
how much is it ?
whom do i have to contact ?
by legacy
Fri Jan 30, 2015 3:25 pm
Forum: UMDK
Topic: UMDK Manufacture: who wants one?
Replies: 170
Views: 50816

me, too
by legacy
Fri Jan 30, 2015 3:24 pm
Forum: UMDK
Topic: How does the GDB link work?
Replies: 13
Views: 6923

time ago I started my own "swi_dbg" debugger
by legacy
Thu Jan 29, 2015 2:36 pm
Forum: UMDK
Topic: How does the GDB link work?
Replies: 13
Views: 6923

Jaguar Skunkboard ? never heard before, but it sounds good, does it have any repository of the gdb-stub/68k part ?
by legacy
Thu Jan 29, 2015 12:22 am
Forum: UMDK
Topic: How does the GDB link work?
Replies: 13
Views: 6923

have you seen andy gdb-stub/m68k around ?
i have found something (to be fixed) for mips in the linux kernel
but i haven't found nothing for m68k

in case i will write it for scratches
by legacy
Wed Jan 28, 2015 2:24 pm
Forum: UMDK
Topic: How does the GDB link work?
Replies: 13
Views: 6923

in my case i have seen a dual port chip, in DIP package, it's something like 8Kbyte with 2 posts, of {8bit data bus, address} each, with an without an hw semaphore. (8 bit data, address, r/w) port1 -------ram -------- port2 (8 bit data, address, r/w) it should be useful and easy, and relative cheap....
by legacy
Wed Jan 28, 2015 11:29 am
Forum: UMDK
Topic: How does the GDB link work?
Replies: 13
Views: 6923

understood, it's a different working scheme, in my case i will implement a minimal-gdb-stub
by legacy
Wed Jan 28, 2015 12:11 am
Forum: UMDK
Topic: How does the GDB link work?
Replies: 13
Views: 6923

How does the GDB link work?

hi
great project, i like it :D

i have not understood: do you have a gdb-stub running in the m68000 ?
if so, can i see the gdb stub for the m68k ?
it may be useful in my tiny 68k home-made board =)