Datasheet

Section 10 8-Bit Timers
Rev.7.00 Feb. 14, 2007 page 392 of 1108
REJ09B0089-0700
10.1.2 Block Diagram
Figure 10.1 shows a block diagram of the 8-bit timer module.
External clock sources Internal clock sources
φ/8
φ/64
φ/8192
Clock 1
Clock 0
Compare match A1
Compare match A0
Clear 1
CMIA0
CMIB0
OVI0
CMIA1
CMIB1
OVI1
Interrupt signals
TMO0
TMRI0
Internal bus
TCORA0
Comparator A0
Comparator B0
TCORB0
TCSR0
TCR0
TCORA1
Comparator A1
TCNT1
Comparator B1
TCORB1
TCSR1
TCR1
TMCI0
TMCI1
TCNT0
Overflow 1
Overflow 0
Compare match B1
Compare match B0
TMO1
TMRI1
A
/D
conversion
start request
signal
Clock select
Control logic
Clear 0
Figure 10.1 Block Diagram of 8-Bit Timer Module