Fujitsu MPA3043AT, MPA3052AT, MPA3026AT, MPA3035AT, MPA3017AT manual Dior-/Diow, IOCS16 Iordy

t0

Addresses

		t1			t2			t9
DIOR-/DIOW-									t2i
Write data
DD0-DD15
						t3		t4
Read data
DD0-DD15
			t5					t6		t8
IOCS16-
		t7
IORDY		t10					t11
				t12
Symbol		Timing parameter							Min.	Max.	Unit
t0	Cycle time								120	—	ns
t1	Data register selection setup time for DIOR-/DIOW-								25	—	ns
t2	Pulse width of DIOR-/DIOW-								70	—	ns
t2i	Recovery time of DIOR-/DIOW-								25	—	ns
t3	Data setup time for DIOW-								20	—	ns
t4	Data hold time for DIOW-								10	—	ns
t5	Time from DIOR- assertion to read data available								20	—	ns
t6	Data hold time for DIOR-								5	—	ns
t7	Time from Data register selection to IOCS16- assertion								—	40	ns
t8	Time from Data register selection reset to IOCS16- negation								—	30	ns
t9	Data register selection hold time for DIOR-/DIOW-								10	—	ns
t10	Time from DIOR-/DIOW- assertion to IORDY "low" level								—	35	ns
t11	Time from validity of read data to IORDY "high" level								0	—	ns
t12	Pulse width of IORDY								—	1,250	ns

Figure 5.9 PIO data transfer timing

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