hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 289

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Block Diagram
Figure 9.1 shows a block diagram of timer A.
[Legend]
TMA:
TCA:
IRRTA:
PSW:
PSS:
Note:
φ
W
φ
*
Can be selected only when the prescaler W output (φ
Timer mode register A
Timer counter A
Timer A overflow interrupt request flag
Prescaler W
Prescaler S
1/4
φ
W
/4
Figure 9.1 Block Diagram of Timer A
PSS
PSW
φ
φ/8192, φ/4096, φ/2048,
φ/512, φ/256, φ/128,
φ/32, φ/8
W
/128
Rev. 7.00 Mar 10, 2005 page 247 of 652
W
/128) is used as the TCA input clock.
TCA
TMA
REJ09B0042-0700
Section 9 Timers
IRRTA