CHAPTER 1 OUTLINE
Preliminary User’s Manual U16315EJ1V0UD
35
(2/2)
Item
µ
PD780121
µ
PD780122
µ
PD780123
µ
PD780124
µ
PD78F0124
Internal
15
Vectored interrupt
sources
External
8
Key interrupt
Key interrupt (INTKR) occurs by detecting falling edge of key input pins (KR0 to KR7).
Reset
• Reset using RESET pin
• Internal reset by watchdog timer
• Internal reset by clock monitor
• Internal reset by power-on-clear
• Internal reset by low-voltage detector
Supply voltage
V
DD
= 2.7 to 5.5 V
Operating ambient temperature
Standard products, (A) products: T
A
=
−
40 to +85
°
C
(A1) products:
T
A
=
−
40 to +110
°
C (
µ
PD780121, 780122, 780123, and
780124 only)
Package
• 52-pin plastic LQFP (10
×
10)
An outline of the timer is shown below.
16-Bit Timer/
Event Counter 00
8-Bit Timer/
Event Counters
50 and 51
8-Bit Timers H0
and H1
Watch Timer
Watchdog Timer
Interval timer
1 channel
2 channels
2 channels
1 channel
Note
1 channel
Operation
mode
External event counter
1 channel
2 channels
−
−
−
Timer output
1 output
2 outputs
2 outputs
−
−
PPG output
1 output
−
−
−
−
PWM output
−
2 outputs
2 outputs
−
−
Pulse width measurement
2 inputs
−
−
−
−
Square-wave output
1 output
2 outputs
−
−
−
Function
Interrupt source
2
2
2
1
−
Note
In the watch timer, the watch timer function and interval timer function can be used simultaneously.
Содержание 78K0/KD1 Series
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