r5s72060w200fpv Renesas Electronics Corporation., r5s72060w200fpv Datasheet - Page 627

• Manufacturer Part Number: r5s72060w200fpv
• Description: 32-bit Risc Microcomputer Superhtm Risc Engine Family / Sh7200 Series
• Manufacturer: Renesas Electronics Corporation.

(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. Figures 10.115 and 116 show the timing for status flag
clearing by the CPU, and figure 10.117 shows the timing for status flag clearing by the DMAC.
Status Flag Clearing Timing
Figure 10.115 Timing for Status Flag Clearing by CPU (Channels 0 to 4)
Pφ
TCNT
input clock
TCNT
(underflow)
Underflow
signal
TCFU flag
TCIU interrupt
Pφ
Address
Write signal
Status flag
Interrupt
request signal
Figure 10.114 TCIU Interrupt Setting Timing
H'0000
TSR write cycle
TSR address
T1
Section 10 Multi-Function Timer Pulse Unit 2 (MTU2)
T2
H'FFFF
Rev. 2.00 Dec. 09, 2005 Page 603 of 1152
REJ09B0191-0200