E62655RUSB Renesas Electronics America, E62655RUSB Datasheet - Page 228

• Manufacturer Part Number: E62655RUSB
• Description: EMULATOR BASE H8S/2655R W/USB
• Manufacturer: Renesas Electronics America
• Type: Microcontrollerr

Specifications of E62655RUSB

• Contents: E6000 Emulator Unit and 4 Logic Probes
• For Use With/related Products: H8S/2655R
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Section 6 Bus Controller
When access to PSRAM space is interrupted and another space is accessed, the CE signal goes
high again. Burst operation is only performed if PSRAM space is continuous. Figure 6.37 shows
an example of the timing.
Rev. 5.00 Sep 14, 2006 page 198 of 1060
REJ09B0331-05000
HWR, LWR
HWR, LWR
(UWE, LWE)
(UWE, LWE)
Note: n = 2 to 5
CS
D
D
A
15
15
23
n
to D
to D
to A
(CE)
AS
OE
OE
Figure 6.37 Example of Interrupted Operation Timing in Burst Access
0
0
0
T
p
T
1
T
2
High
T
3
External space
access
T
p
T
1
T
2