HD6433308 Datasheet, PDF (139/349 Pages) Hitachi Semiconductor – Hitachi Single-Chip MicroComputer

External
clock source
FTCI
Clock select
Internal
clock sources
Ø/2
Ø/8
Ø/32
Clock
Compare-
match A
OCRA (H/L)
Comparator A
FTOA
FTOB
Overflow
Clear
Compare-
match B
FTIA
FTIB
FTIC
FTID
Control
logic
Capture
FRC (H/L)
Comparator B
OCRB (H/L)
ICRA (H/L)
ICRB (H/L)
ICRC (H/L)
ICRD (H/L)
TCSR
Internal
data bus
TIER
TCR
TOCR
ICIA
ICIB
ICIC
ICID
OCIA
OCIB
FOVI
Interrupt signals
FRC:
Free-Running Counter (16 bits)
OCRA, B: Output Compare Register A, B (16 bits)
ICRA, B, C, D: Input Capture Register A, B, C, D (16 bits)
TCSR:
Timer Control/Status Register (8 bits)
TIER: Timer Interrupt Enable Register (8 bits)
TCR: Timer Control Register (8 bits)
TOCR: Timer Output Compare Control
Register (8 bits)
Figure 6-1. Block Diagram of 16-Bit Free-Running Timer
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