HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 353

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

When one or more wait states are set for a burst ROM access, the WAIT pin is sampled. When the
burst ROM is set and 0 specified for waits, there are 2 access cycles from the second time on.
Figure 7.52 shows the timing.
336
8-bit bus-width longword access
8-bit bus-width word access
8-bit bus-width byte access
16-bit bus-width longword access
16-bit bus-width word access
16-bit bus-width byte access
32-bit bus-width longword access
32-bit bus-width word access
32-bit bus-width byte access
T1
T1
T1
T1
T1
T1
T1
T1
T1
Figure 7.50 Data Width and Burst ROM Access (1 Wait State)
Tw
Tw
Tw
Tw
Tw
Tw
Tw
Tw
Tw
T2
T2
T2
T2
T2
T2
T2
T2
T2
Tw
Tw
Tw
T2
T2
T2
Tw
T2
Tw
T2