@PhilC - try it with a 32MHz osc and see what happens

@exxos - thats the plan. Just doing the pin planner now but need some food so hopefully might see some progress later.

@Icky was the power pins in the same place as the blitter ? cant remember now.. There are slight variations in power pins between Blitter, MMU and GLUE. The Shock Absorber has 4 sets of jumpers that switches the correct pins around. It can be used for all three chips. Screenshot 2020-01-19 at 17.47...

We have been talking about the FPGA MMU for some time in the Blitter recreation thread - https://www.exxoshost.co.uk/forum/viewtopic.php?f=29&t=79&p=29329#p29326 and I have finally found some time to sort out the boards we have, so thought I would start a thread just for the MMU development. Replaci...

PhilC wrote: ↑

Sat Jan 18, 2020 12:29 pm

Waiting patiently for my booby prize

Who says its you @PhilC

Lots of packing, wrapping and labelling. Label printer has been in overdrive this morning.

Now off too the post office to send off all these prizes

My board arrived today, hope to test it out tomorrow. :cheer: :cheer: Great PhilC . I just posted a guide on how to install here - https://www.exxoshost.co.uk/forum/viewtopic.php?f=78&t=2466 You can replace the ROM on the H4 with the 104/206 one you have on your IDE DEV board to take advantage of T...

Here is a small guide on how to fit the SEC booster to the H4. All information and exxos ' blog of the SEC booster progress can be seen here - https://www.exxoshost.co.uk/forum/viewtopic.php?f=6&t=45 When using the SEC Booster in the H4 the first step you will need to do is to remove the PLCC CPU fr...