Fujitsu F2MC-16LX Hardware Manual page 195

I Non-multiplex mode
Figure 7.5-7 "Timing chart of hold function (non-multiplex mode)" shows a timing chart of the
non-multiplex-mode hold function in the external data bus 16-bit mode.
Figure 7.5-7 Timing chart of hold function (non-multiplex mode)
P57/CLK
P54/HRQ
P55/HAK
P53/WRH
P52/WRL
P51/RD
P50/ALE
A23 to 16
/A15 to 08
A07 to 00
D15 to 08/
AD15 to 08
D07 to 00/
AD07 to 00
I Multiplex mode
Figure 7.5-8 "Timing chart of hold function (multiplex mode)" shows a timing chart of the
multiplex-mode hold function in the external data bus 16-bit mode.
Figure 7.5-8 Timing chart of hold function (multiplex mode)
P57/CLK
P54/HRQ
P55/HAK
P53/WRH
P52/WRL
P51/RD
P50/ALE
A23 to 16
/A15 to 08
A07 to 00
D15 to 08/
AD15 to 08
D07 to 00/
AD07 to 00
Read cycle Hold cycle
(Address)
(Address)
(Address)
Read data
Read cycle Hold cycle
(Address)
(Port data)
(Port data)
Read data
CHAPTER 7 MODE SETTING
Write cycle
(Address)
(Address)
(Address)
Write data
Write cycle
(Address)
(Address)
(Address)
Write data
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