Input/Output Pins; Figure 11.1 Block Diagram Of 8-Bit Timer Module - Hitachi H8S/2628 Hardware Manual

Figure 11.1 shows a block diagram of the 8-bit timer module (TMR_0 and TMR_1).
External clock
sources
TMCI01
TMO
TMRI01
TMO1
A/D conversion start
request signal
Legend:
TCORA_0
TCORB_0
TCNT_0
TCSR_0
TCR_0
11.2

Input/Output Pins

Table 11.1 summarizes the input and output pins of the 8-bit timer module.
Rev. 1.0, 09/03, page 242 of 568
Internal clock
sources
Clock select
Compare-match A1
Compare-match A0
Overflow 1
Overflow 0
Compare-match B1
Compare-match B0
Control logic
CMIA0
CMIB0
OVI0
CMIA1
CMIB1
OVI1
Interrupt signals
: 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 Module

φ/8
φ/64
φ/8192
Clock 1
Clock 0
TCORA_0
Comparator A_0
TCNT_0
Clear 0
Clear 1
Comparator B_0
TCORB_0
TCSR_0
TCR_0
TCORA_1 : Time constant register A_1
TCORB_1 : Time constant register B_1
TCNT_1 : Timer counter_1
TCSR_1 : Timer control/status register_1
TCR_1 : Timer control register_1
TCORA_1
Comparator A_1
TCNT_1
Comparator B_1
TCORB_1
TCSR_1
TCR_1