Renesas H8S/2158 User Manual page 370

Section 13 8-Bit Timer (TMR)
An input capture function is added to TMR_X. For details, see section 14, Timer Connection.
External clock
TMCI0
TMCI1
Select clock
TMO0
TMRI0
Control logic
TMO1
TMRI1
Legend:
TCORA_0 : Time constant register A_0
TCORB_0 : Time constant register B_0
TCNT_0 : Timer counter_0
TCSR_0 : Timer control/status register_0
TCR_0 : Timer control register_0
Figure 13.1 Block Diagram of 8-Bit Timer (TMR_0 and TMR_1)
Rev. 3.00 Jan 25, 2006 page 316 of 872
REJ09B0286-0300
Internal clock TMR_0
φ/2, φ/8
φ/32, φ/64
φ/256, φ/1024
Clock 1
Clock 0
Compare match A1
Compare match A0
Overflow 1
Overflow 0
Clear 0
Compare match B1
Compare match B0
Interrupt signals
CMIA0
CMIB0
OVI0
CMIA1
CMIB1
OVI1
TCORA_1 : Time constant register A_1
TCORB_1 : Time constant register B_1
TCNT_1
TCSR_1
TCR_1
TMR_1
φ/2, φ/8
φ/64, φ/128
φ/1024, φ/2048
TCORA_0 TCORA_1
Comparator A_0 Comparator A_1
TCNT_0 TCNT_1
Clear 1
Comparator B_0 Comparator B_1
TCORB_0 TCORB_1
TCSR_0 TCSR_1
TCR_0 TCR_1
: Timer counter_1
: Timer control/status register_1
: Timer control register_1