R0K572115S000BE Renesas Electronics America, R0K572115S000BE Datasheet - Page 263

• Manufacturer Part Number: R0K572115S000BE
• Description: KIT STARTER FOR SH7211
• Manufacturer: Renesas Electronics America
• Series: Renesas Starter Kits (RSK)r
• Type: Microcontrollerr

Specifications of R0K572115S000BE

• Contents: CPU Board, LCD Display Module, E8 Emulator, Cable, QuickStart Guide and CD-ROM
• For Use With/related Products: SH7211
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

When the WM bit in CSnWCR is cleared to 0, the external wait input WAIT signal is also
sampled. WAIT pin sampling is shown in figure 8.8. A 2-cycle wait is specified as a software
wait. The WAIT signal is sampled on the falling edge of CK at the transition from the T1 or Tw
cycle to the T2 cycle.
Read
Write
Figure 8.8 Wait Cycle Timing for Normal Space Access
D15 to D0
D15 to D0
A25 to A0
DACKn*
RD/WR
(Wait Cycle Insertion Using WAIT Signal)
WAIT
WEn
CSn
RD
CK
Note: * The waveform for DACKn is when active low is specified.
BS
T1
Tw
Tw
Rev. 3.00 Mar. 04, 2009 Page 237 of 1168
Twx
Wait states inserted
by WAIT signal
T2
REJ09B0344-0300