Renesas H8S Family Hardware Manual page 440

Section 11 8-Bit Timer (TMR)

Figures 11.1 and 11.2 are block diagrams of 8-bit timers.

Select clock

Control logic

Time constant register A_0

Time constant register B_0

Timer counter_0

Timer control/status register_0

Timer control register_0

Figure 11.1 Block Diagram of 8-Bit Timer (TMR_0 and TMR_1)

Rev. 1.00 Mar. 12, 2008 Page 392 of 1178

REJ09B0403-0100

Internal clock

φ/2, φ/8, φ/32, φ/64, φ/256, φ/1024

φ/2, φ/8, φ/64, φ/128, φ/1024, φ/2048

Compare match A1

Compare match A0

Compare match B1

Compare match B0

Interrupt signals

Comparator A_0

Comparator A_1

Comparator B_0

Comparator B_1

Time constant register A_1

Time constant register B_1

Timer counter_1

Timer control/status register_1

Timer control register_1