Renesas H8/38024 Series, Hardware Manual

Page: 34 / 661

Rev. 6.00, 08/04, page 4 of 628
Item Specification
Timers Six on-chip timers
•
Timer A: 8-bit timer
Count-up timer with selection of eight internal clock signals divided from the
system clock (
φ
)
*
and four clock signals divided from the watch clock (
φ
w
)
*
•
Asynchronous event counter: 16-bit timer

Count-up timer able to count asynchronous external events
independently of the MCU's internal clocks
Asynchronous external events can be counted (both rising and falling edge
detection possible)
•
Timer C: 8-bit timer

Count-up/down timer with selection of seven internal clock signals or
event input from external pin

Auto-reloading
•
Timer F: 16-bit timer

Can be used as two independent 8-bit timers

Count-up timer with selection of four internal clock signals or event input
from external pin

Provision for toggle output by means of compare-match function
•
Timer G: 8-bit timer

Count-up timer with selection of four internal clock signals

Incorporates input capture function (built-in noise canceler)
•
Watchdog timer

Reset signal generated by overflow of 8-bit counter