HD64F2168 Datasheet, PDF (318/874 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

External clock
FTCI
Internal clock
φ/2
φ/8
φ/32
Clock selector
Clock
OCRAR/F
OCRA
FTOA
FTOB
FTIA
FTIB
FTIC
FTID
Compare-match A
Overflow
Clear
Control logic ^{Compare-match B}
Comparator A
FRC
Comparator B
Input capture
OCRB
ICRA
ICRB
ICRC
ICRD
Comparator M
×1
Compare-match M
×2
OCRDM
Internal data bus
TCSR
TIER
TCR
TOCR
ICIA
ICIB
ICIC
ICID
OCIA
OCIB
FOVI
Interrupt signal
[Legend]
OCRA, OCRB:
OCRAR,OCRAF:
OCRDM:
FRC:
ICRA to D:
TCSR:
TIER:
TCR:
TOCR:
Output compare register A, B (16-bit)
Output compare register AR, AF (16-bit)
Output compare register DM (16-bit)
Free-running counter (16-bit)
Input capture registers A to D (16-bit)
Timer control/status register (8-bit)
Timer interrupt enable register (8-bit)
Timer control register (8-bit)
Timer output compare control register (8-bit)
Figure 11.1 Block Diagram of 16-Bit Free-Running Timer
Rev. 3.00, 03/04, page 278 of 830