== Generic System Diagram ==
The Amstrad CPC and Amstrad Plus do not have a DMA controller associated with the FDC. The And the clock runs at 4MHz instead of 8MHz.
The DRQ (14), INT (18), VCO SYNC (24), MFM MODE (26), US1 (28), and HEAD LOAD (36) pins are not connected. The TC (16) and RESET (1) pins are connected together. [https://www.cpcwiki.eu/imgs/4/45/CPC6128_Disk_Interface_Schematic.png Source]