Retro CPC Dongle – Part 29

How time flies – it’s been a month since I posted. I’ve been waiting for the PCBs ordered from OSH Park to arrive. They were tracked all the way from the US to my local post office, and somehow Australia Post managed to lose them 😦 The helpful people at OSH Park didn’t hesitate, they put through another copy of my board on the next production run at no cost to me. They’re on their way already – thank you, OSH Park! I can’t rate these guys highly enough!

So, let’s start with the obligatory graphic:

Simulating the SDRAM controller, connected to a Z80! (Click for large)

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Retro CPC Dongle – Part 28

As promised in Part 27, I’ve finished a new build of the CPC2 hardware. Here are the board layouts as rendered by OshPark , and if you’re interested, I’ve shared the project.

Top Side
Bottom Side
Four-layer Board

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Retro CPC Dongle – Part 22

The screen shot below says it all. Yay! Video output from the CPC2.0!

Colour test for HDMI output from CPC2.0 board

I promised myself that I wouldn’t post those shaky photos/videos that people seem to post of their game/emulator/screen. Unfortunately, at this time a photo of the screen is the best I can do. Longer term, I’ll get a HDMI capture card from eBay and capture the screens properly, but for now this will have to do as proof of success! Colour bars. Continue reading