This manual describes the characteristics and performance of Hitachi Flash Cards
This manual describes Hitachi's flash card products, including the PC‑ATA card and CompactFlash™ versions. It explains the physical and electrical interface specifications, card modes, and the built‑in controller that provides hard‑disk‑like operation.
The document also covers power‑up sequences, ATA command usage, formatting procedures, and includes an appendix with pin‑connection diagrams and a FAQ section that answers common troubleshooting questions.