BBC Master mods and improvememts

On the final BBC Master 128 video, it's time to upgrade and mod this machine. From never done before mods to awesome bang for your buck mods, let's get to working on this awesome machine and see what I can do with it!

Part 1:    • BBC Master 128: The evolved 8-bit computer...  
Part 2:    • Refurbishing the BBC Master 128  
Part 3: This part!

0:00 Intro
3:29 SD card interface
21:20 Color composite mod
33:12 Setting the SD card to auto boot
37:02 Reading the mystery EPROM
37:41 NTSC conversion
48:38 Adding a switch to disable color
49:29 10 year no-leak NVRAM
1:00:40 Final testing and outro

--- Video Links

MMFS Github:
https://github.com/hoglet67/MMFS

The Future was 8-bit SD card interface:
https://www.thefuturewas8bit.com/sd2b...

To find the SD card interface I used, search for:
"arduino sd card module" (I think any of this can be made to work)

Necroware's YouTube Channel:
   / @necro_ware  

Necroware's DS1287 Replacement:
https://github.com/necroware/nwX287

OzRetroComp (Tony's channel)
https://www.youtube.com/@OzRetrocomp/...

Stardot Forums, the best place for BBC Micro/Master information:
https://stardot.org.uk/forums/

BBC Master 128 Schematics:
https://stardot.org.uk/forums/viewtop...

BBC Master:
https://en.wikipedia.org/wiki/BBC_Master

Performing a CMOS reset on the BBC Master:
https://lionels.orpheusweb.co.uk/Comp...

Adrian's Digital Basement Merch store:
https://my-store-c82bd2-2.creator-spr...

Adrian's Digital Basement ][ (Second Channel)
   / @adriansdigitalbasement2  

Support the channel on Patreon:
  / adriansdigitalbasement  

-- Tools

Deoxit D5:
https://amzn.to/2VvOKy1
http://store.caig.com/s.nl/it.A/id.16...

O-Ring Pick Set: (I use these to lift chips off boards)
https://amzn.to/3a9x54J

Elenco Electronics LP-560 Logic Probe:
https://amzn.to/2VrT5lW

Hakko FR301 Desoldering Iron:
https://amzn.to/2ye6xC0

Rigol DS1054Z Four Channel Oscilloscope:
https://www.rigolna.com/products/digi...

Head Worn Magnifying Goggles / Dual Lens Flip-In Head Magnifier:
https://amzn.to/3adRbuy

TL866II Plus Chip Tester and EPROM programmer: (The MiniPro)
https://amzn.to/2wG4tlP
https://www.aliexpress.com/item/33000...

TS100 Soldering Iron:
https://amzn.to/2K36dJ5
https://www.ebay.com/itm/TS100-65W-MI...

EEVBlog 121GW Multimeter:
https://www.eevblog.com/product/121gw/

DSLogic Basic Logic Analyzer:
https://amzn.to/2RDSDQw
https://www.ebay.com/itm/USB-Logic-DS...

Magnetic Screw Holder:
https://amzn.to/3b8LOhG
https://www.harborfreight.com/4-inch-...

Universal ZIP sockets: (clones, used on my ZIF-64 test machine)
https://www.ebay.com/itm/14-16-18-20-...

RetroTink 2X Upconverter: (to hook up something like a C64 to HDMI)
http://www.retrotink.com/

Plato (Clone) Side Cutters: (order five)
https://www.ebay.com/itm/1-2-5-10PCS-...

Heat Sinks:
https://www.aliexpress.com/item/32537...

Little squeezy bottles: (available elsewhere too)
https://amzn.to/3b8LOOI

--- Links

My GitHub repository:
https://github.com/misterblack1?tab=r...

Commodore Computer Club / Vancouver, WA – Portland, OR – PDX Commodore Users Group
https://www.commodorecomputerclub.com/

--- Instructional videos

My video on damage-free chip removal:
   • How to remove chips without damaging the c...  

--- Music

Intro music and other tracks by:
Nathan Divino
@itsnathandivino