16
Timing Waveforms
FIGURE 17. WRITE
FIGURE 18. READ
FIGURE 19. RECOVERY
A0 - A1
CS
DATA BUS
WR
(12)
tWW
(13)
tDW
(10)
tSW
(9)
tAW
VALID
tWD (14)
tWA (11)
VALID
A0 - A1
CS
RD
DATA BUS
(2)
tSR
(6)
tAD
(5)
tRD
(4)
tRR
(7)
tDF
tRA (3)
tAR (1)
(8) (15)
tRV
RD, WR
82C54
