Renesas H8 Series Hardware Manual page 46

Section 1 Overview
Item Specification
Timers Six on-chip timers
•
•
•
•
•
•
Rev. 7.00 Mar 10, 2005 page 4 of 652
REJ09B0042-0700
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
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
) *
w