HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 308

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Figures 12.1 and 12.2 show block diagrams of the 8-bit timer module.
TMR_X and TMR_Y have a similar configuration, but cannot be cascaded. TMR_X also has an
input capture function. For details, see section 13, Timer Connection.
Rev. 2.0, 08/02, page 268 of 788
External clock
sources
TMCI0
TMCI1
TMO0
TMRI0
TMO1
TMRI1
Figure 12.1 Block Diagram of 8-Bit Timers (TMR_0 and TMR_1)
Legend
TCORA_0
TCORB_0
TCNT_0
TCSR_0
TCR_0
Control logic
Clock select
Internal clock
sources
: Time constant register A_0
: Time constant register B_0
: Timer counter_0
: Timer control/status register_0
: Timer control register_0
Compare-match A1
Compare-match A0
Overflow 1
Overflow 0
Compare-match B1
Compare-match B0
Interrupt signals
CMIA0
CMIB0
OVI0
CMIA1
CMIB1
OVI1
TMR_0
ø/2, ø/8
ø/32, ø/64
ø/256, ø/1024
Clock 1
Clock 0
Clear 0
Comparator A_0
Comparator B_0
TMR_1
ø/2, ø/8
ø/64, ø/128
ø/1024, ø/2048
TCORA_0
TCORB_0
TCSR_0
TCNT_0
TCR_0
TCORA_1
TCORB_1
TCNT_1
TCSR_1
TCR_1
Clear 1
Comparator A_1
Comparator B_1
TCORA_1
TCORB_1
: Time constant register A_1
: Time constant register B_1
: Timer counter_1
: Timer control/status register_1
: Timer control register_1
TCNT_1
TCSR_1
TCR_1