參數(shù)資料
型號(hào): μPD78070A
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機(jī)微控制器(8位單片微控制器)
文件頁(yè)數(shù): 22/74頁(yè)
文件大?。?/td> 481K
代理商: ΜPD78070A
m
PD78070A
22
5.3
Timer/Event Counter
There are the following seven timer/event counter channels:
16-bit timer/event counter
8-bit timer/event counter
Watch timer
Watchdog timer
: 1 channel
: 4 channels
: 1 channel
: 1 channel
Table 5-2. Types and Functions of Timer/Event Counters
16-bit Timer/
8-bit Timer/
8-bit Timer/
Watch Timer
Watchdog
Event Counter
Event Counter 1, 2
Event Counter 5, 6
Timer
Type
Interval timer
1 channel
2 channels
2 channels
1 channel
1 channel
External event counter
1 channel
2 channels
2 channels
Function
Timer output
1 output
2 outputs
2 outputs
PWM output
1 output
2 outputs
Pulse width measurement
2 inputs
Square wave output
1 output
2 outputs
2 outputs
One-shot pulse output
1 output
Interrupt request
2
2
2
1
1
Test input
1
Figure 5-2. 16-Bit Timer/Event Counter Block Diagram
Match
Match
Clear
Selector
16-Bit Capture/
Compare Register
(CR00)
Internal Bus
Output
Control Circuit
INTP1
INTTM00
TO0/P30
INTTM01
INTP0
TI01/P01/
INTP1
Watch Timer
Output
2f
XX
f
XX
f
XX
/2
f
XX
/2
TI00/P00/
INTP0
S
Edge
Detector
S
Internal Bus
16-Bit Capture/
Compare Register
(CR01)
PWM Pulse
Output
Control
Circuit
16-Bit Timer
Register (TM0)
2
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