FUJITSU MPD3XXXAH - Manual (Page 69)

C141-E072-01EN 5 - 2
5.1 Physical Interface
5.1.1 Interface signals
Table 5.1 shows the interface signals.
Table 5.1 Interface signals
Description Host Dir Dev Acrorym
Cable select see note CSEL
Chip select 0 → CS0–
Chip select 1 → CS1–
Data bus bit 0 ↔ DD0
Data bus bit 1 ↔ DD1
Data bus bit 2 ↔ DD2
Data bus bit 3 ↔ DD3
Data bus bit 4 ↔ DD4
Data bus bit 5 ↔ DD5
Data bus bit 6 ↔ DD6
Data bus bit 7 ↔ DD7
Data bus bit 8 ↔ DD8
Data bus bit 9 ↔ DD9
Data bus bit 10 ↔ DD10
Data bus bit 11 ↔ DD11
Data bus bit 12 ↔ DD12
Data bus bit 13 ↔ DD13
Data bus bit 14 ↔ DD14
Data bus bit 15 ↔ DD15
Device active or slave present see note DASP–
Device address bit 0 → DA0
Device address bit 1 → DA1
Device address bit 2 → DA2
DMA acknowledge → DMACK–
DMA request ← DMARQ
Interrupt request ← INTRQ
I/O read → DIOR–
DMA ready during Ultra DMA data in bursts → HDMARDY–
Data strobe during Ultra DMA data out bursts → HSTROBE
I/O ready ← IORDY
DMA ready during Ultra DMA data out bursts ← DDMARDY–
Data strobe during Ultra DMA data in bursts ← DSTROBE
I/O write → DIOW–
Stop during Ultra DMA data bursts → STOP
Passed diagnostics see note PDIAG–
Cable type detection CBLID–
Reset → RESET–
Note See signal descriptions