Figure 13.2 Block Diagram Of 8-Bit Timer (Tmr_Y And Tmr_X) - Renesas H8S Series Hardware Manual

Section 13 8-Bit Timer (TMR)
External clock
sources
TMCIY /ExTMCIX
TMCIX /ExTMCIY
TMOY
TMRIY
TMOX /ExTMOX
TMRIX
[Legend]
TCORA_Y: Time constant register A_Y
TCORB_Y: Time constant register B_Y
TCNT_Y: Timer counter_Y
TCSR_Y: Timer control/status register_Y
TCR_Y: Timer control register_Y
TISR: Timer input select register

Figure 13.2 Block Diagram of 8-Bit Timer (TMR_Y and TMR_X)

Rev. 3.00 Jul. 14, 2005 Page 380 of 986
REJ09B0098-0300
Internal clock
sources
TMR_X
φ, φ φ φ
/2, /4,
TMR_Y
φ φ φ
/4, /256,
Clock X
Clock Y
Clock
select
Compare-match AX
Compare-match AY
Overflow X
Overflow Y
Compare- match BX
Compare-match BY
Control
logic
Input capture
Compare-match C
Interrupt signals
CMIAY
CMIBY
OVIY
ICIX
TCORA_X: Time constant register A_X
TCORB_X: Time constant register B_X
TCNT_X: Timer counter_X
TCSR_X: Timer control/status register_X
TCR_X: Timer control register_X
TICR: Input capture register
TCORC: Time constant register C
TICRR: Input capture register R
TICRF: Input capture register F
φ φ
/2048, /4096, /8192
φ φ φ
/2048, /4096, /8192, /16384
TCORA_Y TCORA_X
Comparator A_Y Comparator A_X
TCNT_Y
Clear Y
Clear X
Comparator B_Y Comparator B_X
TCORB_Y TCORB_X
Comparator C
TCSR_Y
TCR_Y
TISR
TCNT_X
TICRR
TICRF
TICR
+
TCORC
TCSR_X
TCR_X