R0K572115S000BE Renesas Electronics America, R0K572115S000BE Datasheet - Page 581

• 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

10.7.8
When the buffer transfer timing is set at the TCNT clear by the buffer transfer mode register
(TBTM), if TCNT clear occurs in the T2 state of a TGR write cycle, the data that is transferred to
TGR by the buffer operation is the data before write.
Figure 10.123 shows the timing in this case.
Figure 10.123 Contention between Buffer Register Write and TCNT Clear
Address
Write signal
TCNT clear
signal
Buffer transfer
signal
Buffer register
TGR
Contention between Buffer Register Write and TCNT Clear
Pφ
N
TGR write cycle
Buffer register
T1
address
T2
Rev. 3.00 Mar. 04, 2009 Page 555 of 1168
M
N
Buffer register write data
REJ09B0344-0300