ez80f91 ZiLOG Semiconductor, ez80f91 Datasheet - Page 88

• Manufacturer Part Number: ez80f91
• Description: Ez80 Acclaimplus!? Connectivity Assp Ez80f91 Assp
• Manufacturer: ZiLOG Semiconductor

PS027001-0707
Figure 16. Example: Intel Bus Mode Write Timing—Multiplexed Address and Data Bus
Motorola Bus Mode
System Clock
ADDR[23:0]
DATA[7:0]
Chip selects configured for Motorola bus mode modify the CPU bus signals to duplicate
an eight-state memory transfer similar to that on the Motorola-style microcontrollers. The
bus signals (and eZ80F91 I/O pins) are mapped as illustrated in
or IORQ
READY
MREQ
CSx
ALE
WR
RD
T1
T2
T3
T
WAIT
Chip Selects and Wait States
Figure 17
Product Specification
T4
eZ80F91 ASSP
on page 81.
80