Philips S1D13505 用户手册
Epson Research and Development
Page 63
Vancouver Design Center
Hardware Functional Specification
S1D13505
Issue Date: 01/02/02
X23A-A-001-14
7.3 Memory Interface Timing
7.3.1 EDO-DRAM Read/Write/Read-Write Timing
Figure 7-14: EDO-DRAM Read/Write Timing
RAS#
CAS#
MA
MD (read)
R
C1
t2
Memory
Clock
d1
C2
C3
d2
d3
t3
t4
t5
t6
t1
t7
t8
t9
t10
t11 t10 t11
t14
t15
t16
t17
WE# (read)
t12
t13
t1
WE#(write)
t18
t19
MD(write)
t20 t21
d1
d2
d3
t22