R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 645

• Manufacturer Part Number: R0K572030S000BE
• Description: KIT DEV FOR SH7203
• Manufacturer: Renesas Electronics America
• Series: Renesas Starter Kits (RSK)r
• Type: MCUr

Specifications of R0K572030S000BE

• Contents: CPU Board, LCD Module, E10A-Lite Emulator, Cable, QuickStart Guide and CD-ROM
• Silicon Manufacturer: Renesas
• Kit Contents: Board
• Silicon Family Name: SH7203
• Silicon Core Number: R5S72030W200FP
• Tool / Board Applications: General Purpose MCU, MPU, DSP, DSC
• Mcu Supported Families: SH7203
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: SH7203
• Lead Free Status / Rohs Status: Compliant

(4)
After a status flag is read as 1 by the CPU, it is cleared by writing 0 to it. When the DMAC is
activated, the flag is cleared automatically. Figure 11.96 shows the timing for status flag clearing
by the CPU, and figure 11.97 shows the timing for status flag clearing by the DMAC.
P , B
Address
Status flag
Interrupt
request signal
Flag clear
signal
Status Flag Clearing Timing
Figure 11.97 Timing for Status Flag Clearing by DMAC Activation
Pφ
Address
Write signal
Status flag
Interrupt
request signal
Figure 11.96 Timing for Status Flag Clearing by CPU
DMAC read cycle
Source address
DMAC write cycle
TSR write cycle
TSR address
T1
Destination
address
Section 11 Multi-Function Timer Pulse Unit 2 (MTU2)
T2
Rev. 3.00 Sep. 28, 2009 Page 613 of 1650
REJ09B0313-0300