44
CHAPTER 1 OUTLINE
User
’
s Manual U14701EJ3V0UD
(2/2)
Part Number
μ
PD780316
μ
PD780318
μ
PD780326
μ
PD780328
μ
PD780336
μ
PD780338
μ
PD78F0338
Item
Serial interface
3-wire serial I/O mode/UART mode selectable
Note
: 1 channel
3-wire serial I/O mode:
1 channel
Timer
16-bit timer/event counter: 2 channels
8-bit timer/event counter:
Watch timer:
Watchdog timer:
3 channels
1 channel
1 channel
Timer outputs
5 (8-bit PWM output possible: 3)
Clock output
78.1 kHz, 156 kHz, 313 kHz, 625 kHz, 1.25 MHz, 2.5 MHz, 5 MHz, 10 MHz
(@10 MHz operation with main system clock)
32.768 kHz (@32.768 kHz operation with subsystem clock)
Buzzer output
1.22 kHz, 2.44 kHz, 4.88 kHz, 9.77 kHz (@10 MHz operation with main system clock)
Vectored
interrupt
sources
Maskable
Internal: 15, external: 7
Non-maskable
Internal: 1
Software
1
ROM correction
Provided
Power supply voltage
V
DD
= 1.8 to 5.5 V
Operating ambient temperature
T
A
=
–
40 to +85
°
C
Package
120-pin plastic TQFP (fine pitch) (14
×
14)
Note
Select either of the functions of these alternate-function pins.
The following table outlines the timers/event counters (for details, refer to
CHAPTER 6 16-BIT TIMER/EVENT
COUNTER 0
,
CHAPTER 7 16-BIT TIMER/EVENT COUNTER 4
,
CHAPTER 8 8-BIT TIMER/EVENT COUNTERS
50
,
51
,
52
,
CHAPTER 9 WATCH TIMER
, and
CHAPTER 10 WATCHDOG TIMER
):
16-Bit Timer/
Event Counter 0 Event Counter 4 Event Counters
16-Bit Timer/
8-Bit Timer/
Watch Timer
Watchdog
Timer
50, 51, 52
Operation
Interval timer
1 channel
1 channel
3 channels
1 channel
Note 1
1 channel
Note 2
mode
External event counter
—
—
Function
Timer output
—
—
PPG output
—
—
—
—
PWM output
—
—
—
—
Pulse width measurement
—
—
—
—
Square wave output
—
—
Interrupt request
Notes 1.
The watch timer can be used both as a watch timer and an interval timer at the same time.
2.
The watchdog timer can be used either as a watchdog timer or interval timer. Select one of the functions.