20170129_133109-s [https://blogdotoshparkdotcom.files.wordpress.com/2017/02/20170129_133109-s.jpg?w=680] [https://intelligenttoasters.blog/2017/01/29/retro-cpc-dongle-part-18/]

From the Intelligent Toasters blog:

RETRO CPC DONGLE – PART 18 [HTTPS://INTELLIGENTTOASTERS.BLOG/2017/01/29/RETRO-CPC-DONGLE-PART-18/]
I’ve been working on, replacing the NAND raw flash with an eMMC chip on the CPC2.0 board.20170129_135450-s [https://blogdotoshparkdotcom.files.wordpress.com/2017/02/20170129_135450-s.jpg?w=680] [https://intelligenttoasters.blog/2017/01/29/retro-cpc-dongle-part-18/]

I wrote about raw flash and the challenges of writing a flash translation later in part 16 [https://intelligenttoasters.blog/2016/12/15/retro-cpc-dongle-part-16/] of this series. After some research, I concluded that the eMMC interface looked exactly like the much more common SDCard interface, albeit that the interface can be run with an 8-bit width. SDCards are limited to 4 bits by the physical pin count. Taking a gamble I created a board…