Block Diagram; Figure 9.1 Block Diagram Of Timer - Hitachi HD64465 User Manual

9.1.2

Block Diagram

CKIO
1, 1/4, 1/8, 1/16
CKIO
1,1/2,1/4,1/8,1/16,1/32
Rev. 3.0, 03/01, page 90 of 390
Prescale
TCR1
TCR0
Clock Scales
PWM1CS
PWM0CS

Figure 9.1 Block Diagram of Timer

16-bit
counter
TCVR1
TCVR0
TRVR1
TRVR0
TIRR
TIDR
16-bit
counter
PWM1LPC
PWM1HPC
PWM0LPC
PWM0HPC
DREQ1#
TMO1#
TMO0#
timer1r
(Interrupt request)
timer0r
CPU BUS
Interface
PWM1
PWM0
CPU BUS
Interface