HD6433935 Hitachi, HD6433935 Datasheet - Page 191

• Manufacturer Part Number: HD6433935
• Description: 8-Bit MICROCONTROLLER
• Manufacturer: Hitachi

9.1
The H8/3937 Series and H8/3937R Series provide five timers: timers A, C, F, G, and a watchdog
timer. The functions of these timers are outlined in table 9-1.
Table 9-1
Name
Timer A
Timer C
Timer F
Timer G
Watchdog
timer
Overview
Functions
Timer Functions
8-bit interval timer
Interval function
Time base
Clock output
8-bit timer
Interval function
Event counting function
Up-count/down-count
selectable
16-bit timer
Event counting function
Also usable as two
independent 8-bit timers
Output compare output
function
8-bit timer
Input capture function
Interval function
Reset signal generated
when 8-bit counter
overflows
Section 9 Timers
Internal Clock
ø/8 to ø/8192
(8 choices)
ø
4 overflow periods)
ø/4 to ø/32 ø
to ø
ø/4 to ø/8192, ø
(7 choices)
ø/4 to ø/32, ø
(4 choices)
ø/2 to ø/64, ø
(4 choices)
ø/8192
øw/32
W
/128 (choice of
W
/32 (9 choices)
W
W
W
, ø
/4
/4
W
W
/4
/4
Event
Input Pin
—
—
TMIC
TMIF
TMIG
—
Waveform
Output Pin Remarks
—
TMOW
—
TMOFL
TMOFH
—
—
Up- count/
down-count
controllable by
software or
hardware
Counter
clearing option
Built-in capture
input signal
noise canceler
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