HD64F2149 Datasheet, PDF (364/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

12.1.2 Block Diagram
Figure 12.1 shows a block diagram of the 8-bit timer module (TMR0 and TMR1).
TMRX and TMRY have a similar configuration, but cannot be cascaded. TMRX also has an input
capture function. For details, see section 13, Timer Connection.
External clock
sources
TMCI0
TMCI1
Internal clock
sources
TMR0
ø/8, ø/2
ø/64, ø/32
ø/1024, ø/256
TMR1
ø/8, ø/2
ø/64, ø/128
ø/1024, ø/2048
TMRX
ø
ø/2
ø/4
TMRY
ø/4
ø/256
ø/2048
TMO0
TMRI0
TMO1
TMRI1
Clock select
Clock 1
Clock 0
TCORA0
TCORA1
Compare-match A1
Compare-match A0 Comparator A0 Comparator A1
Control logic
Overflow 1
Overflow 0
TCNT0
TCNT1
Clear 0
Clear 1
Compare-match B1
Compare-match B0 Comparator B0 Comparator B1
TCORB0
TCORB1
TCSR0
TCSR1
TCR0
TCR1
CMIA0
CMIB0
OVI0
CMIA1
CMIB1
OVI1
Interrupt signals
Figure 12.1 Block Diagram of 8-Bit Timer Module
330