HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 312

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 6 Bus Controller (BSC)
Rev.7.00 Mar. 18, 2009 page 244 of 1136
REJ09B0109-0700
Figure 6.61 Example of DACK/EDACK Output Timing when DDS = 0 or EDDS = 0
Read
Write
DACK or RDACK
DQMU, DQML
DQMU, DQML
Precharge-sel
Address bus
SDRAMφ
Data bus
Data bus
CKE
CKE
RAS
RAS
CAS
CAS
WE
WE
φ
Column address
PALL
PALL
T
p
Row address
Row address
ACTV
ACTV
T
r
READ
High
High
NOP
T
c1
Column address
WRIT
T
cl
NOP
NOP
T
c2