Z86E3016PSG Datasheet, PDF (214/348 Pages) Zilog, Inc. – Z86E3016PSG

Z8 Family of Microcontrollers
User Manual
196
Clock
Machine Cycle
T1
T2*
TX
T3
A15-A8
AD7–AD0
A7–A0
A15-A8
D7–D0 IN
AS
DS
R/W
DM
Read Cycle
*Port inputs are strobed during T2, which is two internal system clocks
before the execution of the current instruction.
Figure 128. Extended External Instruction Fetch or Memory Read Cycle
External Interface
UM001602-0904