Changes
/* Chips */
*[https://www.sintech-shop.de/en/retro-commodore-sinclair-atari-etc/amstrad/cpc/hardware Sintech hardware replacements] Gate Array emulator chips and keyboard membranes
*[https://k3pi.chickenkiller.com/dzi/ ASIC and Pre-ASIC] [https://www.cpcwiki.eu/forum/amstrad-cpc-hardware/gate-array-decapped!/msg133264/#msg133264 Gate Array] [https://siliconpr0n.org/map/zilog/z0840008psc-z80cpu/ Z80 CPU] [https://www.seanriddle.com/6845/ HD6845SP CRTC] [http://seanriddledecap.blogspot.com/2023/12/blog-post_31.html AY-3-8912 PSG] [http://seanriddledecap.blogspot.com/2017/01/blog-post_42.html NEC D765 FDC] [https://www.pastraiser.com/pictures/8255/layers/Total.png 8255 PPI] Die shots of decapped CPC chips
*[https://github.com/veniamin-ilmer/decoding_rom Optically decode the ROM of a decapped chip] [https://github.com/travisgoodspeed/gbrom-tutorial Automate ROM decoding] [https://c128.se/posts/silicon-adventures/ Decap, image and reverse engineer the C128 PLA chip] [https://youtu.be/r8Vq5NV4Ens How I reverse engineer a chip] [https://youtu.be/aHx-XUA6f9g How to reverse engineer integrated circuits] Tutorials
*[https://lotharek.pl/productdetail.php?id=408 AY_FPGA] AY-3-8912 FPGA replacement with few extra features
*[https://thecheshirec.at/2023/11/21/5-multi-crtcs-a-vendre/ Multi-CRTC Board] Host and select between multiple CRTC chip types in one CPC
